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  "aboutHtml": "<p>MAI-Voice-2.1 is Microsoft AI’s prompted text-to-speech model for work where expressive delivery and audio fidelity matter. Its model card covers twenty-three languages and twenty-six locales, with natural intonation, rhythm and emotional nuance. The manufacturer identifies audiobooks, media narration, content creation and voice-over as core uses. This edition emphasises longer expressive content; MAI-Voice-2.1-Flash is the separate choice designed around latency-sensitive interaction.</p><h4>Narration with a consistent speaker</h4><p>The model card documents one voice identity rendered consistently across the supported languages. Long-form generation uses chunking and context carryover to improve continuity between passages. That is useful for a lesson, an audiobook chapter or a sequence of related voice-over sections which should retain the narrator’s character. Prepare coherent passages with clear boundaries and preserve the same speaker choice through the piece.</p><p>The input is the final transcript, with an optional speaker reference and SSML expressive controls. A narration brief should distinguish what the listener hears from production notes. For a technical explainer, write a clear introduction, then the actual steps and the closing instruction. Keep product names and repeated terms in a consistent written form. For localised narration, prepare the target-language script; the selected language and voice govern its spoken rendering.</p><h4>Speakers, roles and expressive control</h4><p>Microsoft provides a curated voice library and documents multiple speakers for dialogue. Harper and Grant illustrate speaker identities with entries for several locales. A two-person educational exchange can assign the question and explanation to distinct voices, retaining the same assignment when a role returns. Label the spoken lines clearly so the desired conversation is represented in the synthesis input.</p><p>Tone and delivery can be shaped at the turn or sentence level through SSML. Styles are speaker-specific: the managed catalogue lists task-oriented narrator or educational styles for suitable voices and emotional choices such as joyful or relieved for others. The US Harper entry supports those two emotional styles. Select the speaker and its documented delivery style together rather than transferring a style from another voice.</p><p>For a story or presentation, expressiveness can distinguish a factual explanation, a reflective passage and a lively quotation. A practical line is: “The first attempt gave us an incomplete picture. Looking at the whole sequence made the missing step clear.” Decide where the meaning changes and prepare the spoken units accordingly. Listen to the transitions so the delivery follows the narrative instead of making every sentence equally emphatic.</p><h4>Reference voice and audio result</h4><p>The optional custom-voice mode matches a consented speaker from a five- to sixty-second audio reference without fine-tuning. Microsoft recommends natural conversational delivery and moderate energy in that reference, since the sample affects the generated voice. Its custom-voice workflow requires manufacturer approval and a recorded consent statement. The prebuilt library is a separate voice-selection path.</p><p>The manufacturer allows a chosen output format, and its published synthesis example saves mono MP3 at 24 kHz and 160 kbit/s. These settings describe one output workflow. Select the audio representation for the next editing or playback stage, and keep the script, speaker and section order associated with the recording. A finished chapter or lesson may contain several generated passages while remaining one coherent listening experience.</p><h4>Use the long-form result</h4><p>MAI-Voice-2.1 is oriented towards naturalness and expression when immediate response time is less important than the spoken performance. For an extended piece, review recurring names, section boundaries, the voices assigned to dialogue and changes in emotional register. The documentation establishes long-form capability and consistency mechanisms without specifying an unlimited script or a guaranteed maximum recording duration. The practical deliverable is expressive audio whose narrator, wording and progression match the prepared material.</p>",
  "aboutText": "MAI-Voice-2.1 is Microsoft AI’s prompted text-to-speech model for work where expressive delivery and audio fidelity matter. Its model card covers twenty-three languages and twenty-six locales, with natural intonation, rhythm and emotional nuance. The manufacturer identifies audiobooks, media narration, content creation and voice-over as core uses. This edition emphasises longer expressive content; MAI-Voice-2.1-Flash is the separate choice designed around latency-sensitive interaction.\n\n### Narration with a consistent speaker\n\nThe model card documents one voice identity rendered consistently across the supported languages. Long-form generation uses chunking and context carryover to improve continuity between passages. That is useful for a lesson, an audiobook chapter or a sequence of related voice-over sections which should retain the narrator’s character. Prepare coherent passages with clear boundaries and preserve the same speaker choice through the piece.\n\nThe input is the final transcript, with an optional speaker reference and SSML expressive controls. A narration brief should distinguish what the listener hears from production notes. For a technical explainer, write a clear introduction, then the actual steps and the closing instruction. Keep product names and repeated terms in a consistent written form. For localised narration, prepare the target-language script; the selected language and voice govern its spoken rendering.\n\n### Speakers, roles and expressive control\n\nMicrosoft provides a curated voice library and documents multiple speakers for dialogue. Harper and Grant illustrate speaker identities with entries for several locales. A two-person educational exchange can assign the question and explanation to distinct voices, retaining the same assignment when a role returns. Label the spoken lines clearly so the desired conversation is represented in the synthesis input.\n\nTone and delivery can be shaped at the turn or sentence level through SSML. Styles are speaker-specific: the managed catalogue lists task-oriented narrator or educational styles for suitable voices and emotional choices such as joyful or relieved for others. The US Harper entry supports those two emotional styles. Select the speaker and its documented delivery style together rather than transferring a style from another voice.\n\nFor a story or presentation, expressiveness can distinguish a factual explanation, a reflective passage and a lively quotation. A practical line is: “The first attempt gave us an incomplete picture. Looking at the whole sequence made the missing step clear.” Decide where the meaning changes and prepare the spoken units accordingly. Listen to the transitions so the delivery follows the narrative instead of making every sentence equally emphatic.\n\n### Reference voice and audio result\n\nThe optional custom-voice mode matches a consented speaker from a five- to sixty-second audio reference without fine-tuning. Microsoft recommends natural conversational delivery and moderate energy in that reference, since the sample affects the generated voice. Its custom-voice workflow requires manufacturer approval and a recorded consent statement. The prebuilt library is a separate voice-selection path.\n\nThe manufacturer allows a chosen output format, and its published synthesis example saves mono MP3 at 24 kHz and 160 kbit/s. These settings describe one output workflow. Select the audio representation for the next editing or playback stage, and keep the script, speaker and section order associated with the recording. A finished chapter or lesson may contain several generated passages while remaining one coherent listening experience.\n\n### Use the long-form result\n\nMAI-Voice-2.1 is oriented towards naturalness and expression when immediate response time is less important than the spoken performance. For an extended piece, review recurring names, section boundaries, the voices assigned to dialogue and changes in emotional register. The documentation establishes long-form capability and consistency mechanisms without specifying an unlimited script or a guaranteed maximum recording duration. The practical deliverable is expressive audio whose narrator, wording and progression match the prepared material.",
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      "html": "<div class=\"sheet-head\"><span class=\"mav\" aria-hidden=\"true\">•</span><h2 id=\"sheet-title\">Microsoft AI: MAI-Voice-2.1</h2><button class=\"icon-btn\" type=\"button\" data-close-sheet aria-label=\"Close\">×</button></div><div class=\"idline\"><span>Microsoft AI /</span><code>microsoft/mai-voice-2.1</code><button type=\"button\" id=\"copy-id\">Copy ID</button></div><nav class=\"card-jump-nav\" aria-label=\"Model card sections\"><button type=\"button\" data-card-jump=\"overview\">Overview</button><button type=\"button\" data-card-jump=\"methods\">Inputs &amp; methods</button><button type=\"button\" data-card-jump=\"pricing\">Pricing</button><button type=\"button\" data-card-jump=\"examples\">Examples</button><button type=\"button\" data-card-jump=\"results\">Results</button><button type=\"button\" data-card-jump=\"aliases\">Aliases</button></nav><div class=\"card-method-tabs\" role=\"tablist\" aria-label=\"API methods\"><button type=\"button\" role=\"tab\" tabindex=\"0\" aria-controls=\"card-method-content\" aria-selected=\"true\" id=\"card-method-tab-0\" data-card-method=\"Ultra|speech|/v1/audio/speech|microsoft%2Fmai-voice-2.1\">Text to speech</button></div><div id=\"card-method-content\" role=\"tabpanel\" aria-labelledby=\"card-method-tab-0\"><section class=\"card-section\" data-card-section=\"overview\"><h3 tabindex=\"-1\">Overview</h3><p class=\"mdesc-full\">Microsoft AI’s MAI-Voice-2.1 generates expressive multilingual speech for narration, audiobooks, educational content and voice-over. Its 23-language profile supports consistent speaker identity, multiple speakers and controlled delivery.</p><dl class=\"card-io\" data-card-io><div><dt>Accepted inputs</dt><dd>Text</dd></div><div><dt>Results</dt><dd>Audio</dd></div></dl><details class=\"card-about\"><summary>About the model</summary><p class=\"note-s\" data-model-method-boundary>This description covers the model’s capabilities. Available in Ailoot inputs, outputs and options are listed for the selected method below.</p><div class=\"mabout\" id=\"m-about\"><p>MAI-Voice-2.1 is Microsoft AI’s prompted text-to-speech model for work where expressive delivery and audio fidelity matter. Its model card covers twenty-three languages and twenty-six locales, with natural intonation, rhythm and emotional nuance. The manufacturer identifies audiobooks, media narration, content creation and voice-over as core uses. This edition emphasises longer expressive content; MAI-Voice-2.1-Flash is the separate choice designed around latency-sensitive interaction.</p><h4>Narration with a consistent speaker</h4><p>The model card documents one voice identity rendered consistently across the supported languages. Long-form generation uses chunking and context carryover to improve continuity between passages. That is useful for a lesson, an audiobook chapter or a sequence of related voice-over sections which should retain the narrator’s character. Prepare coherent passages with clear boundaries and preserve the same speaker choice through the piece.</p><p>The input is the final transcript, with an optional speaker reference and SSML expressive controls. A narration brief should distinguish what the listener hears from production notes. For a technical explainer, write a clear introduction, then the actual steps and the closing instruction. Keep product names and repeated terms in a consistent written form. For localised narration, prepare the target-language script; the selected language and voice govern its spoken rendering.</p><h4>Speakers, roles and expressive control</h4><p>Microsoft provides a curated voice library and documents multiple speakers for dialogue. Harper and Grant illustrate speaker identities with entries for several locales. A two-person educational exchange can assign the question and explanation to distinct voices, retaining the same assignment when a role returns. Label the spoken lines clearly so the desired conversation is represented in the synthesis input.</p><p>Tone and delivery can be shaped at the turn or sentence level through SSML. Styles are speaker-specific: the managed catalogue lists task-oriented narrator or educational styles for suitable voices and emotional choices such as joyful or relieved for others. The US Harper entry supports those two emotional styles. Select the speaker and its documented delivery style together rather than transferring a style from another voice.</p><p>For a story or presentation, expressiveness can distinguish a factual explanation, a reflective passage and a lively quotation. A practical line is: “The first attempt gave us an incomplete picture. Looking at the whole sequence made the missing step clear.” Decide where the meaning changes and prepare the spoken units accordingly. Listen to the transitions so the delivery follows the narrative instead of making every sentence equally emphatic.</p><h4>Reference voice and audio result</h4><p>The optional custom-voice mode matches a consented speaker from a five- to sixty-second audio reference without fine-tuning. Microsoft recommends natural conversational delivery and moderate energy in that reference, since the sample affects the generated voice. Its custom-voice workflow requires manufacturer approval and a recorded consent statement. The prebuilt library is a separate voice-selection path.</p><p>The manufacturer allows a chosen output format, and its published synthesis example saves mono MP3 at 24 kHz and 160 kbit/s. These settings describe one output workflow. Select the audio representation for the next editing or playback stage, and keep the script, speaker and section order associated with the recording. A finished chapter or lesson may contain several generated passages while remaining one coherent listening experience.</p><h4>Use the long-form result</h4><p>MAI-Voice-2.1 is oriented towards naturalness and expression when immediate response time is less important than the spoken performance. For an extended piece, review recurring names, section boundaries, the voices assigned to dialogue and changes in emotional register. The documentation establishes long-form capability and consistency mechanisms without specifying an unlimited script or a guaranteed maximum recording duration. The practical deliverable is expressive audio whose narrator, wording and progression match the prepared material.</p></div></details></section><section class=\"card-section\" data-card-section=\"methods\"><h3 tabindex=\"-1\">Available in Ailoot · inputs &amp; methods</h3><details class=\"card-method\" open><summary><b>Ailoot Ultra · Text to speech</b> <code>POST /v1/audio/speech</code></summary><dl class=\"method-capabilities\"><div><dt>Input types</dt><dd><code>text</code></dd></div><div><dt>Output types</dt><dd><code>audio</code></dd></div><div><dt>Output format</dt><dd>mp3</dd></div></dl><div class=\"tw\" data-card-parameters data-typed-parameters><table><thead><tr><th>Field</th><th>Type</th><th>Requirement</th><th>Values &amp; limits</th><th>Default</th></tr></thead><tbody><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">model</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span><code>string</code></td><td data-cell-label=\"Requirement\"><span class=\"card-cell-label\">Requirement</span>Required</td><td data-cell-label=\"Values &amp; limits\"><span class=\"card-cell-label\">Values &amp; limits</span><div>microsoft/mai-voice-2.1</div></td><td data-cell-label=\"Default\" data-default=\"unspecified\"><span class=\"card-cell-label\">Default</span>—</td></tr><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">input</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span><code>string</code></td><td data-cell-label=\"Requirement\"><span class=\"card-cell-label\">Requirement</span>Required</td><td data-cell-label=\"Values &amp; limits\"><span class=\"card-cell-label\">Values &amp; limits</span><div>Minimum length: 1</div><div>Unit: Unicode characters</div></td><td data-cell-label=\"Default\" data-default=\"unspecified\"><span class=\"card-cell-label\">Default</span>—</td></tr><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">voice</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span><code>string</code></td><td data-cell-label=\"Requirement\"><span class=\"card-cell-label\">Requirement</span>Required</td><td data-cell-label=\"Values &amp; limits\"><span class=\"card-cell-label\">Values &amp; limits</span><div>cs-CZ-Grant:MAI-Voice-2.1, cs-CZ-Harper:MAI-Voice-2.1, da-DK-Grant:MAI-Voice-2.1, da-DK-Harper:MAI-Voice-2.1, de-DE-Grant:MAI-Voice-2.1, de-DE-Harper:MAI-Voice-2.1, de-DE-Klaus:MAI-Voice-2.1, de-DE-Mia:MAI-Voice-2.1, en-AU-Isla:MAI-Voice-2.1, en-GB-Emily:MAI-Voice-2.1, en-GB-Harry:MAI-Voice-2.1, en-IN-Dhruv:MAI-Voice-2.1, en-IN-Priya:MAI-Voice-2.1, en-US-Ethan:MAI-Voice-2.1, en-US-Grant:MAI-Voice-2.1, en-US-Harper:MAI-Voice-2.1, en-US-Iris:MAI-Voice-2.1, en-US-Jasper:MAI-Voice-2.1, en-US-Olivia:MAI-Voice-2.1, en-US-Sage:MAI-Voice-2.1, es-ES-Marta:MAI-Voice-2.1, es-MX-Alejo:MAI-Voice-2.1, es-MX-Grant:MAI-Voice-2.1, es-MX-Harper:MAI-Voice-2.1, es-MX-Valeria:MAI-Voice-2.1, fi-FI-Grant:MAI-Voice-2.1, fi-FI-Harper:MAI-Voice-2.1, fr-FR-Grant:MAI-Voice-2.1, fr-FR-Harper:MAI-Voice-2.1, fr-FR-Marc:MAI-Voice-2.1, fr-FR-Soleil:MAI-Voice-2.1, hi-IN-Arjun:MAI-Voice-2.1, hi-IN-Dhruv:MAI-Voice-2.1, hi-IN-Grant:MAI-Voice-2.1, hi-IN-Harper:MAI-Voice-2.1, hi-IN-Kavya:MAI-Voice-2.1, hi-IN-Priya:MAI-Voice-2.1, hu-HU-Bence:MAI-Voice-2.1, hu-HU-Grant:MAI-Voice-2.1, hu-HU-Harper:MAI-Voice-2.1, hu-HU-Levente:MAI-Voice-2.1, hu-HU-Lilla:MAI-Voice-2.1, hu-HU-Reka:MAI-Voice-2.1, id-ID-Grant:MAI-Voice-2.1, id-ID-Harper:MAI-Voice-2.1, it-IT-Grant:MAI-Voice-2.1, it-IT-Harper:MAI-Voice-2.1, it-IT-Luca:MAI-Voice-2.1, it-IT-Rosa:MAI-Voice-2.1, ko-KR-Grant:MAI-Voice-2.1, ko-KR-Haena:MAI-Voice-2.1, ko-KR-Harper:MAI-Voice-2.1, ko-KR-Junho:MAI-Voice-2.1, nb-NO-Grant:MAI-Voice-2.1, nb-NO-Harper:MAI-Voice-2.1, nl-NL-Grant:MAI-Voice-2.1, nl-NL-Harper:MAI-Voice-2.1, nl-NL-Sander:MAI-Voice-2.1, pl-PL-Grant:MAI-Voice-2.1, pl-PL-Harper:MAI-Voice-2.1, pt-BR-Caio:MAI-Voice-2.1, pt-BR-Grant:MAI-Voice-2.1, pt-BR-Harper:MAI-Voice-2.1, pt-BR-Luana:MAI-Voice-2.1, pt-BR-Pedro:MAI-Voice-2.1, pt-BR-Rafael:MAI-Voice-2.1, pt-PT-Grant:MAI-Voice-2.1, pt-PT-Harper:MAI-Voice-2.1, pt-PT-Rui:MAI-Voice-2.1, ro-RO-Andrei:MAI-Voice-2.1, ro-RO-Elena:MAI-Voice-2.1, ro-RO-Grant:MAI-Voice-2.1, ro-RO-Harper:MAI-Voice-2.1, ro-RO-Ioana:MAI-Voice-2.1, ro-RO-Radu:MAI-Voice-2.1, ru-RU-Grant:MAI-Voice-2.1, ru-RU-Harper:MAI-Voice-2.1, ru-RU-Lev:MAI-Voice-2.1, ru-RU-Masha:MAI-Voice-2.1, sv-SE-Grant:MAI-Voice-2.1, sv-SE-Harper:MAI-Voice-2.1, th-TH-Grant:MAI-Voice-2.1, th-TH-Harper:MAI-Voice-2.1, th-TH-Krit:MAI-Voice-2.1, th-TH-Nattapong:MAI-Voice-2.1, tr-TR-Aydin:MAI-Voice-2.1, tr-TR-Elif:MAI-Voice-2.1, tr-TR-Grant:MAI-Voice-2.1, tr-TR-Harper:MAI-Voice-2.1, vi-VN-Grant:MAI-Voice-2.1, vi-VN-Harper:MAI-Voice-2.1, zh-CN-Bo:MAI-Voice-2.1, zh-CN-Grant:MAI-Voice-2.1, zh-CN-Harper:MAI-Voice-2.1, zh-CN-Lan:MAI-Voice-2.1, zh-CN-Mei:MAI-Voice-2.1, zh-CN-Wei:MAI-Voice-2.1</div></td><td data-cell-label=\"Default\" data-default=\"unspecified\"><span class=\"card-cell-label\">Default</span>—</td></tr><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">response_format</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span><code>string</code></td><td data-cell-label=\"Requirement\"><span class=\"card-cell-label\">Requirement</span>Required</td><td data-cell-label=\"Values &amp; limits\"><span class=\"card-cell-label\">Values &amp; limits</span><div>mp3</div></td><td data-cell-label=\"Default\" data-default=\"unspecified\"><span class=\"card-cell-label\">Default</span>—</td></tr></tbody></table></div><details class=\"card-about\" data-material-combinations><summary>Input material combinations</summary><p class=\"note-s\"><b>text_to_speech</b> · Required: input</p></details><details class=\"note-s\" data-method-contract><summary>Method parameters and lifecycle</summary><div class=\"tw\" data-card-table=\"contract\"><table><thead><tr><th>Parameter</th><th>Contract</th></tr></thead><tbody><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>content_type</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>application/json</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>required</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>model, input, voice, response_format</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>voice_ids</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>cs-CZ-Grant:MAI-Voice-2.1, cs-CZ-Harper:MAI-Voice-2.1, da-DK-Grant:MAI-Voice-2.1, da-DK-Harper:MAI-Voice-2.1, de-DE-Grant:MAI-Voice-2.1, de-DE-Harper:MAI-Voice-2.1, de-DE-Klaus:MAI-Voice-2.1, de-DE-Mia:MAI-Voice-2.1, en-AU-Isla:MAI-Voice-2.1, en-GB-Emily:MAI-Voice-2.1, en-GB-Harry:MAI-Voice-2.1, en-IN-Dhruv:MAI-Voice-2.1, en-IN-Priya:MAI-Voice-2.1, en-US-Ethan:MAI-Voice-2.1, en-US-Grant:MAI-Voice-2.1, en-US-Harper:MAI-Voice-2.1, en-US-Iris:MAI-Voice-2.1, en-US-Jasper:MAI-Voice-2.1, en-US-Olivia:MAI-Voice-2.1, en-US-Sage:MAI-Voice-2.1, es-ES-Marta:MAI-Voice-2.1, es-MX-Alejo:MAI-Voice-2.1, es-MX-Grant:MAI-Voice-2.1, es-MX-Harper:MAI-Voice-2.1, es-MX-Valeria:MAI-Voice-2.1, fi-FI-Grant:MAI-Voice-2.1, fi-FI-Harper:MAI-Voice-2.1, fr-FR-Grant:MAI-Voice-2.1, fr-FR-Harper:MAI-Voice-2.1, fr-FR-Marc:MAI-Voice-2.1, fr-FR-Soleil:MAI-Voice-2.1, hi-IN-Arjun:MAI-Voice-2.1, hi-IN-Dhruv:MAI-Voice-2.1, hi-IN-Grant:MAI-Voice-2.1, hi-IN-Harper:MAI-Voice-2.1, hi-IN-Kavya:MAI-Voice-2.1, hi-IN-Priya:MAI-Voice-2.1, hu-HU-Bence:MAI-Voice-2.1, hu-HU-Grant:MAI-Voice-2.1, hu-HU-Harper:MAI-Voice-2.1, hu-HU-Levente:MAI-Voice-2.1, hu-HU-Lilla:MAI-Voice-2.1, hu-HU-Reka:MAI-Voice-2.1, id-ID-Grant:MAI-Voice-2.1, id-ID-Harper:MAI-Voice-2.1, it-IT-Grant:MAI-Voice-2.1, it-IT-Harper:MAI-Voice-2.1, it-IT-Luca:MAI-Voice-2.1, it-IT-Rosa:MAI-Voice-2.1, ko-KR-Grant:MAI-Voice-2.1, ko-KR-Haena:MAI-Voice-2.1, ko-KR-Harper:MAI-Voice-2.1, ko-KR-Junho:MAI-Voice-2.1, nb-NO-Grant:MAI-Voice-2.1, nb-NO-Harper:MAI-Voice-2.1, nl-NL-Grant:MAI-Voice-2.1, nl-NL-Harper:MAI-Voice-2.1, nl-NL-Sander:MAI-Voice-2.1, pl-PL-Grant:MAI-Voice-2.1, pl-PL-Harper:MAI-Voice-2.1, pt-BR-Caio:MAI-Voice-2.1, pt-BR-Grant:MAI-Voice-2.1, pt-BR-Harper:MAI-Voice-2.1, pt-BR-Luana:MAI-Voice-2.1, pt-BR-Pedro:MAI-Voice-2.1, pt-BR-Rafael:MAI-Voice-2.1, pt-PT-Grant:MAI-Voice-2.1, pt-PT-Harper:MAI-Voice-2.1, pt-PT-Rui:MAI-Voice-2.1, ro-RO-Andrei:MAI-Voice-2.1, ro-RO-Elena:MAI-Voice-2.1, ro-RO-Grant:MAI-Voice-2.1, ro-RO-Harper:MAI-Voice-2.1, ro-RO-Ioana:MAI-Voice-2.1, ro-RO-Radu:MAI-Voice-2.1, ru-RU-Grant:MAI-Voice-2.1, ru-RU-Harper:MAI-Voice-2.1, ru-RU-Lev:MAI-Voice-2.1, ru-RU-Masha:MAI-Voice-2.1, sv-SE-Grant:MAI-Voice-2.1, sv-SE-Harper:MAI-Voice-2.1, th-TH-Grant:MAI-Voice-2.1, th-TH-Harper:MAI-Voice-2.1, th-TH-Krit:MAI-Voice-2.1, th-TH-Nattapong:MAI-Voice-2.1, tr-TR-Aydin:MAI-Voice-2.1, tr-TR-Elif:MAI-Voice-2.1, tr-TR-Grant:MAI-Voice-2.1, tr-TR-Harper:MAI-Voice-2.1, vi-VN-Grant:MAI-Voice-2.1, vi-VN-Harper:MAI-Voice-2.1, zh-CN-Bo:MAI-Voice-2.1, zh-CN-Grant:MAI-Voice-2.1, zh-CN-Harper:MAI-Voice-2.1, zh-CN-Lan:MAI-Voice-2.1, zh-CN-Mei:MAI-Voice-2.1, zh-CN-Wei:MAI-Voice-2.1</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>response_format</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>mp3</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>max_input_characters</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>null</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>other_options</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>false</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>input</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>exact UTF-8 text; Unicode character count without normalization</td></tr><tr><th data-cell-label=\"Parameter\" scope=\"row\"><span class=\"card-cell-label\">Parameter</span><code>material_types</code></th><td data-cell-label=\"Contract\"><span class=\"card-cell-label\">Contract</span>text</td></tr></tbody></table></div><p>Lifecycle: <code>synchronous_result_then_owned_library</code></p><p class=\"note-s\"><code>GET /v1/media/tasks/{task_id}</code> · actual returned task_id or media library record</p><p class=\"note-s\"><code>GET /v1/media/assets/{asset_id}/content</code></p><p class=\"note-s\"><code>GET /v1/media/assets</code></p><p class=\"note-s\"><code>GET /v1/media/assets/{asset_id}</code></p><p class=\"note-s\">Select exact voice from this model profile.</p><p class=\"note-s\">Input characters and audio seconds are different meters.</p></details></details></section><section class=\"card-section\" data-card-section=\"pricing\"><h3 tabindex=\"-1\">Pricing</h3><div data-native-semantic-method=\"v1\" data-tariff-reference-only><p class=\"note-s\" data-rate-support-note>Tariff references do not add request options. Supported parameters are listed for the selected method.</p><dl data-price-conditions><dt>Fast mode</dt><dd>Not specified <span class=\"note-s\">When fast mode is selected</span></dd><dt>Flex mode</dt><dd>Not specified <span class=\"note-s\">When flex mode is selected</span></dd><dt>Maximum reasoning effort</dt><dd>Not specified <span class=\"note-s\">When maximum reasoning effort uses the default adjustment</span></dd></dl></div><div data-declared-tariff-pricing><h4>Ailoot rates</h4><h4>Prices by configuration</h4><p class=\"note-s\">Match each charge to the conditions shown. Use one rate for each set of alternative configurations.</p><div class=\"tw\" data-pricing-profiles><table><thead><tr><th>Configuration</th><th>Rate schedule</th><th>Billable quantity</th><th>Billing unit</th><th>Charge</th></tr></thead><tbody><tr><th data-cell-label=\"Configuration\" scope=\"row\"><span class=\"card-cell-label\">Configuration</span>Base token rates</th><td data-cell-label=\"Rate schedule\"><span class=\"card-cell-label\">Rate schedule</span>Base rate</td><td data-cell-label=\"Billable quantity\"><span class=\"card-cell-label\">Billable quantity</span>—</td><td data-cell-label=\"Billing unit\"><span class=\"card-cell-label\">Billing unit</span>—</td><td data-cell-label=\"Charge\"><span class=\"card-cell-label\">Charge</span><div><span>Input · Input tokens</span> <b>—</b> <span class=\"price-unit\">/ 1K tokens</span></div><div><span>Output · Output tokens</span> <b>—</b> <span class=\"price-unit\">/ 1K tokens</span></div><div><span>Input · Cache read</span> <b>—</b> <span class=\"price-unit\">/ 1K tokens</span></div><div><span>Input · Cache write</span> <b>—</b> <span class=\"price-unit\">/ 1K tokens</span></div><div><span>Input · Cache write, 1 hour</span> <b>—</b> <span class=\"price-unit\">/ 1K tokens</span></div></td></tr><tr><th data-cell-label=\"Configuration\" scope=\"row\"><span class=\"card-cell-label\">Configuration</span>Ultra</th><td data-cell-label=\"Rate schedule\"><span class=\"card-cell-label\">Rate schedule</span>—</td><td data-cell-label=\"Billable quantity\"><span class=\"card-cell-label\">Billable quantity</span>Each Unicode code point counts as one character, including Han characters.</td><td data-cell-label=\"Billing unit\"><span class=\"card-cell-label\">Billing unit</span>per 1000 input character</td><td data-cell-label=\"Charge\"><span class=\"card-cell-label\">Charge</span><div><span>Input · input character</span> <b>$0.044</b> <span class=\"price-unit\">per 1000 input character</span></div></td></tr></tbody></table></div></div><div data-declared-reference-pricing><h4>Reference tariff details</h4><p class=\"note-s\">Model-level reference schedules do not change method selection, quotes or charges. Active charges use the selected Ailoot method rates.</p><details class=\"card-price-reference\" data-declared-reference-group data-client-selectable=\"false\"><summary>Microsoft AI: MAI-Voice-2.1</summary><h4>Prices by configuration</h4><div class=\"tw\" data-pricing-profiles><table><thead><tr><th>Configuration</th><th>Billing conditions</th><th>Charge</th></tr></thead><tbody><tr><th data-cell-label=\"Configuration\" scope=\"row\"><span class=\"card-cell-label\">Configuration</span>Microsoft AI: MAI-Voice-2.1 · Default configuration</th><td data-cell-label=\"Billing conditions\"><span class=\"card-cell-label\">Billing conditions</span>Default configuration</td><td data-cell-label=\"Charge\"><span class=\"card-cell-label\">Charge</span><div><span>Input · Input characters</span> <b>$0.000044</b> <span class=\"price-unit\">per input character</span></div></td></tr></tbody></table></div></details></div><p class=\"note-s\">Ailoot reserves an estimated amount before a request. After the result, it settles the final charge from measured usage. Streaming settlement uses the final usage record. <a href=\"/docs/en/billing/reserve/\">How reservation and settlement work →</a></p></section><section class=\"card-section\" data-card-section=\"examples\"><h3 tabindex=\"-1\">Example requests</h3><h4>Ailoot Ultra · Text to speech</h4><div class=\"code-group\"><div class=\"cg-bar\"><div class=\"cg-tabs\" role=\"tablist\" aria-label=\"Code options\"><button class=\"cg-tab\" id=\"model-code-1853-tab-0\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1853-panel-0\" aria-selected=\"true\" tabindex=\"0\">curl</button></div><div class=\"cg-tools\"><button class=\"cg-btn cg-copy\" type=\"button\" aria-label=\"Copy code\"><svg class=\"cp\" viewBox=\"0 0 16 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"><rect x=\"5.25\" y=\"5.25\" width=\"8.5\" height=\"8.5\" rx=\"1.75\"/><path d=\"M10.75 5.25V3.5a1.25 1.25 0 0 0-1.25-1.25H3.5A1.25 1.25 0 0 0 2.25 3.5v6a1.25 1.25 0 0 0 1.25 1.25h1.75\"/></svg><svg class=\"ok\" viewBox=\"0 0 16 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"><path d=\"m3 8.5 3.25 3.25L13 5\"/></svg></button></div></div><div class=\"cg-body\"><div class=\"cg-pane\" id=\"model-code-1853-panel-0\" role=\"tabpanel\" aria-labelledby=\"model-code-1853-tab-0\"><pre data-lang=\"bash\"><code>set -eu\n: &quot;${AILOOT_API_KEY:?Set your Ailoot API key}&quot;\n: &quot;${AILOOT_VOICE_ID:?Choose an accepted voice ID from this exact model profile}&quot;\nexport AILOOT_VOICE_ID\npython3 - &lt;&lt;&#39;PY_REQUEST&#39;\nimport json,os\nfrom pathlib import Path\np=json.loads(&#39;{&quot;model&quot;: &quot;microsoft/mai-voice-2.1&quot;, &quot;input&quot;: &quot;Good afternoon! This is a short voice take.&quot;}&#39;)\nvoice=os.environ[&quot;AILOOT_VOICE_ID&quot;]\nallowed=json.loads(&#39;[&quot;cs-CZ-Grant:MAI-Voice-2.1&quot;, &quot;cs-CZ-Harper:MAI-Voice-2.1&quot;, &quot;da-DK-Grant:MAI-Voice-2.1&quot;, &quot;da-DK-Harper:MAI-Voice-2.1&quot;, &quot;de-DE-Grant:MAI-Voice-2.1&quot;, &quot;de-DE-Harper:MAI-Voice-2.1&quot;, &quot;de-DE-Klaus:MAI-Voice-2.1&quot;, &quot;de-DE-Mia:MAI-Voice-2.1&quot;, &quot;en-AU-Isla:MAI-Voice-2.1&quot;, &quot;en-GB-Emily:MAI-Voice-2.1&quot;, &quot;en-GB-Harry:MAI-Voice-2.1&quot;, &quot;en-IN-Dhruv:MAI-Voice-2.1&quot;, &quot;en-IN-Priya:MAI-Voice-2.1&quot;, &quot;en-US-Ethan:MAI-Voice-2.1&quot;, &quot;en-US-Grant:MAI-Voice-2.1&quot;, &quot;en-US-Harper:MAI-Voice-2.1&quot;, &quot;en-US-Iris:MAI-Voice-2.1&quot;, &quot;en-US-Jasper:MAI-Voice-2.1&quot;, &quot;en-US-Olivia:MAI-Voice-2.1&quot;, &quot;en-US-Sage:MAI-Voice-2.1&quot;, &quot;es-ES-Marta:MAI-Voice-2.1&quot;, &quot;es-MX-Alejo:MAI-Voice-2.1&quot;, &quot;es-MX-Grant:MAI-Voice-2.1&quot;, &quot;es-MX-Harper:MAI-Voice-2.1&quot;, &quot;es-MX-Valeria:MAI-Voice-2.1&quot;, &quot;fi-FI-Grant:MAI-Voice-2.1&quot;, &quot;fi-FI-Harper:MAI-Voice-2.1&quot;, &quot;fr-FR-Grant:MAI-Voice-2.1&quot;, &quot;fr-FR-Harper:MAI-Voice-2.1&quot;, &quot;fr-FR-Marc:MAI-Voice-2.1&quot;, &quot;fr-FR-Soleil:MAI-Voice-2.1&quot;, &quot;hi-IN-Arjun:MAI-Voice-2.1&quot;, &quot;hi-IN-Dhruv:MAI-Voice-2.1&quot;, &quot;hi-IN-Grant:MAI-Voice-2.1&quot;, &quot;hi-IN-Harper:MAI-Voice-2.1&quot;, &quot;hi-IN-Kavya:MAI-Voice-2.1&quot;, &quot;hi-IN-Priya:MAI-Voice-2.1&quot;, &quot;hu-HU-Bence:MAI-Voice-2.1&quot;, &quot;hu-HU-Grant:MAI-Voice-2.1&quot;, &quot;hu-HU-Harper:MAI-Voice-2.1&quot;, &quot;hu-HU-Levente:MAI-Voice-2.1&quot;, &quot;hu-HU-Lilla:MAI-Voice-2.1&quot;, &quot;hu-HU-Reka:MAI-Voice-2.1&quot;, &quot;id-ID-Grant:MAI-Voice-2.1&quot;, &quot;id-ID-Harper:MAI-Voice-2.1&quot;, &quot;it-IT-Grant:MAI-Voice-2.1&quot;, &quot;it-IT-Harper:MAI-Voice-2.1&quot;, &quot;it-IT-Luca:MAI-Voice-2.1&quot;, &quot;it-IT-Rosa:MAI-Voice-2.1&quot;, &quot;ko-KR-Grant:MAI-Voice-2.1&quot;, &quot;ko-KR-Haena:MAI-Voice-2.1&quot;, &quot;ko-KR-Harper:MAI-Voice-2.1&quot;, &quot;ko-KR-Junho:MAI-Voice-2.1&quot;, &quot;nb-NO-Grant:MAI-Voice-2.1&quot;, &quot;nb-NO-Harper:MAI-Voice-2.1&quot;, &quot;nl-NL-Grant:MAI-Voice-2.1&quot;, &quot;nl-NL-Harper:MAI-Voice-2.1&quot;, &quot;nl-NL-Sander:MAI-Voice-2.1&quot;, &quot;pl-PL-Grant:MAI-Voice-2.1&quot;, &quot;pl-PL-Harper:MAI-Voice-2.1&quot;, &quot;pt-BR-Caio:MAI-Voice-2.1&quot;, &quot;pt-BR-Grant:MAI-Voice-2.1&quot;, &quot;pt-BR-Harper:MAI-Voice-2.1&quot;, &quot;pt-BR-Luana:MAI-Voice-2.1&quot;, &quot;pt-BR-Pedro:MAI-Voice-2.1&quot;, &quot;pt-BR-Rafael:MAI-Voice-2.1&quot;, &quot;pt-PT-Grant:MAI-Voice-2.1&quot;, &quot;pt-PT-Harper:MAI-Voice-2.1&quot;, &quot;pt-PT-Rui:MAI-Voice-2.1&quot;, &quot;ro-RO-Andrei:MAI-Voice-2.1&quot;, &quot;ro-RO-Elena:MAI-Voice-2.1&quot;, &quot;ro-RO-Grant:MAI-Voice-2.1&quot;, &quot;ro-RO-Harper:MAI-Voice-2.1&quot;, &quot;ro-RO-Ioana:MAI-Voice-2.1&quot;, &quot;ro-RO-Radu:MAI-Voice-2.1&quot;, &quot;ru-RU-Grant:MAI-Voice-2.1&quot;, &quot;ru-RU-Harper:MAI-Voice-2.1&quot;, &quot;ru-RU-Lev:MAI-Voice-2.1&quot;, &quot;ru-RU-Masha:MAI-Voice-2.1&quot;, &quot;sv-SE-Grant:MAI-Voice-2.1&quot;, &quot;sv-SE-Harper:MAI-Voice-2.1&quot;, &quot;th-TH-Grant:MAI-Voice-2.1&quot;, &quot;th-TH-Harper:MAI-Voice-2.1&quot;, &quot;th-TH-Krit:MAI-Voice-2.1&quot;, &quot;th-TH-Nattapong:MAI-Voice-2.1&quot;, &quot;tr-TR-Aydin:MAI-Voice-2.1&quot;, &quot;tr-TR-Elif:MAI-Voice-2.1&quot;, &quot;tr-TR-Grant:MAI-Voice-2.1&quot;, &quot;tr-TR-Harper:MAI-Voice-2.1&quot;, &quot;vi-VN-Grant:MAI-Voice-2.1&quot;, &quot;vi-VN-Harper:MAI-Voice-2.1&quot;, &quot;zh-CN-Bo:MAI-Voice-2.1&quot;, &quot;zh-CN-Grant:MAI-Voice-2.1&quot;, &quot;zh-CN-Harper:MAI-Voice-2.1&quot;, &quot;zh-CN-Lan:MAI-Voice-2.1&quot;, &quot;zh-CN-Mei:MAI-Voice-2.1&quot;, &quot;zh-CN-Wei:MAI-Voice-2.1&quot;]&#39;)\nif voice not in allowed: raise SystemExit(&quot;Choose an accepted voice ID from this exact model profile&quot;)\np[&quot;voice&quot;]=voice\np[&quot;response_format&quot;]=&quot;mp3&quot;\nPath(&quot;request.json&quot;).write_text(json.dumps(p,ensure_ascii=False))\nPY_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/audio/speech \\\n  -H &quot;Authorization: Bearer $AILOOT_API_KEY&quot; -H &#39;Content-Type: application/json&#39; \\\n  --data-binary @request.json -D response-headers.txt -o speech.mp3\n</code></pre></div></div></div></section><section class=\"card-section\" data-card-section=\"results\"><h3 tabindex=\"-1\">Receive and save results</h3><h4>Ailoot Ultra · Text to speech</h4><p class=\"note-s\">mp3</p><ul class=\"card-result-paths\"><li><code>GET /v1/media/tasks/{task_id}</code></li><li><code>GET /v1/media/assets/{asset_id}/content</code></li><li><code>GET /v1/media/assets</code></li><li><code>GET /v1/media/assets/{asset_id}</code></li></ul><details class=\"card-about\"><summary>Other content reads</summary><div class=\"code-group\"><div class=\"cg-bar\"><div class=\"cg-tabs\" role=\"tablist\" aria-label=\"Code options\"><button class=\"cg-tab\" id=\"model-code-1854-tab-0\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1854-panel-0\" aria-selected=\"true\" tabindex=\"0\">Media library</button><button class=\"cg-tab\" id=\"model-code-1854-tab-1\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1854-panel-1\" aria-selected=\"false\" tabindex=\"-1\">Task status</button><button class=\"cg-tab\" id=\"model-code-1854-tab-2\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1854-panel-2\" aria-selected=\"false\" tabindex=\"-1\">Asset details</button></div><div class=\"cg-tools\"><button class=\"cg-btn cg-copy\" type=\"button\" aria-label=\"Copy code\"><svg class=\"cp\" viewBox=\"0 0 16 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"><rect x=\"5.25\" y=\"5.25\" width=\"8.5\" height=\"8.5\" rx=\"1.75\"/><path d=\"M10.75 5.25V3.5a1.25 1.25 0 0 0-1.25-1.25H3.5A1.25 1.25 0 0 0 2.25 3.5v6a1.25 1.25 0 0 0 1.25 1.25h1.75\"/></svg><svg class=\"ok\" viewBox=\"0 0 16 16\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.4\"><path d=\"m3 8.5 3.25 3.25L13 5\"/></svg></button></div></div><div class=\"cg-body\"><div class=\"cg-pane\" id=\"model-code-1854-panel-0\" role=\"tabpanel\" aria-labelledby=\"model-code-1854-tab-0\"><pre data-lang=\"bash\"><code>set -eu\n: &quot;${AILOOT_API_KEY:?Set your Ailoot API key}&quot;\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/media/assets \\\n  -H &quot;Authorization: Bearer $AILOOT_API_KEY&quot; -o media-assets.json\n</code></pre></div><div class=\"cg-pane\" id=\"model-code-1854-panel-1\" role=\"tabpanel\" aria-labelledby=\"model-code-1854-tab-1\" hidden><pre data-lang=\"bash\"><code>set -eu\n: &quot;${AILOOT_API_KEY:?Set your Ailoot API key}&quot;\n: &quot;${AILOOT_MEDIA_TASK_ID:?Set the actual ID returned by the response or media-library metadata}&quot;\nexport AILOOT_MEDIA_TASK_ID\nresource_id=$(python3 -c &#39;import os,urllib.parse;print(urllib.parse.quote(os.environ[&quot;AILOOT_MEDIA_TASK_ID&quot;],safe=&quot;&quot;))&#39;)\ncurl --fail-with-body --silent --show-error &quot;https://api.ailoot.ai/v1/media/tasks/$resource_id&quot; \\\n  -H &quot;Authorization: Bearer $AILOOT_API_KEY&quot; -o media-task.json\npython3 - &lt;&lt;&#39;PY_RESULT&#39;\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(&quot;media-task.json&quot;).read_text())))\nPY_RESULT\n</code></pre></div><div class=\"cg-pane\" id=\"model-code-1854-panel-2\" role=\"tabpanel\" aria-labelledby=\"model-code-1854-tab-2\" hidden><pre data-lang=\"bash\"><code>set -eu\n: &quot;${AILOOT_API_KEY:?Set your Ailoot API key}&quot;\n: &quot;${AILOOT_ASSET_ID:?Set the actual ID returned by the response or media-library metadata}&quot;\nexport AILOOT_ASSET_ID\nresource_id=$(python3 -c &#39;import os,urllib.parse;print(urllib.parse.quote(os.environ[&quot;AILOOT_ASSET_ID&quot;],safe=&quot;&quot;))&#39;)\ncurl --fail-with-body --silent --show-error &quot;https://api.ailoot.ai/v1/media/assets/$resource_id&quot; \\\n  -H &quot;Authorization: Bearer $AILOOT_API_KEY&quot; -o media-asset.json\npython3 - &lt;&lt;&#39;PY_RESULT&#39;\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(&quot;media-asset.json&quot;).read_text())))\nPY_RESULT\n</code></pre></div></div></div></details><div class=\"card-result-process\" data-all-results><h5>Keep all completed results</h5><p class=\"note-s\">Keep every complete returned response, file and content part.</p><p class=\"note-s\">Keep the complete binary result and headers. If JSON/multiple outputs are returned, retain every data item and fetch each actual signed asset URL.</p></div><div class=\"card-result-process\" data-unknown-recovery><h5>If the original response needs checking</h5><p class=\"note-s\">Retain original operation_id/X-Client-Request-ID for reconciliation without resubmission; no dedicated audio poll route.</p></div><details class=\"card-about\" data-output-fields><summary>Response fields</summary><div class=\"tw\" data-card-table=\"output\"><table><thead><tr><th>Field</th><th>Type</th></tr></thead><tbody><tr><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">binary audio</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span>bytes</td></tr><tr><th data-cell-label=\"Field\" scope=\"row\"><span class=\"card-cell-label\">Field</span><code class=\"card-field-name\">response headers</code></th><td data-cell-label=\"Type\" data-field-type><span class=\"card-cell-label\">Type</span>headers</td></tr></tbody></table></div></details><details class=\"card-about\" data-method-errors><summary>Errors and next steps</summary><div class=\"tw\" data-card-table=\"errors\"><table><thead><tr><th>Response</th><th>Condition</th><th>Next step</th></tr></thead><tbody><tr><th data-cell-label=\"Response\" scope=\"row\"><span class=\"card-cell-label\">Response</span>400 · <code>invalid_request_error</code></th><td data-cell-label=\"Condition\"><span class=\"card-cell-label\">Condition</span>Invalid required fields, material representation or parameter value</td><td data-cell-label=\"Next step\"><span class=\"card-cell-label\">Next step</span>Correct the indicated fields before a new creation request.</td></tr><tr><th data-cell-label=\"Response\" scope=\"row\"><span class=\"card-cell-label\">Response</span><code>server_error</code></th><td data-cell-label=\"Condition\"><span class=\"card-cell-label\">Condition</span>The returned response says the operation or result requires a check</td><td data-cell-label=\"Next step\"><span class=\"card-cell-label\">Next step</span>Keep the original returned operation/task ID, request headers and response; continue supported reads of that original operation. Do not resubmit the creation request.</td></tr></tbody></table></div></details></section><section class=\"card-section\" data-card-section=\"aliases\"><h3 tabindex=\"-1\">Aliases</h3><h4>Model aliases</h4><p class=\"note-s\"><span data-model-alias-route=\"Ultra\"><b>Ailoot Ultra</b> <a href=\"#m=microsoft%2Fmai-voice-2.1&amp;route=Ultra&amp;caller=microsoft%2Fmai-voice-2.1&amp;fmt=speech\"><code>microsoft/mai-voice-2.1</code></a></span></p><h4>Method path aliases</h4><p class=\"note-s\">Use the method paths shown above.</p><h4>Related caller IDs</h4><p class=\"note-s\"><a href=\"#m=microsoft%2Fmai-voice-2.1&amp;route=Ultra&amp;caller=microsoft%2Fmai-voice-2.1&amp;fmt=speech\"><code>microsoft/mai-voice-2.1</code></a></p></section></div>",
      "method_identity": {
        "effective_request_model_id": "microsoft/mai-voice-2.1",
        "fmt": "speech",
        "http": "POST",
        "path": "/v1/audio/speech",
        "request_model_id": "microsoft/mai-voice-2.1",
        "route_label": "Ultra"
      },
      "method_key": "Ultra|speech|/v1/audio/speech|microsoft%2Fmai-voice-2.1",
      "ordinal": 0,
      "rawMethod": {
        "available": null,
        "cache_read": null,
        "cache_write": null,
        "cache_write_1h": null,
        "contract": {
          "data": {
            "all_results": "Keep the complete binary result and headers. If JSON/multiple outputs are returned, retain every data item and fetch each actual signed asset URL.",
            "errors": [
              {
                "code": null,
                "condition": "Invalid required fields, material representation or parameter value",
                "http_status": 400,
                "recovery": "Correct the indicated fields before a new creation request.",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "The returned response says the operation or result requires a check",
                "http_status": null,
                "recovery": "Keep the original returned operation/task ID, request headers and response; continue supported reads of that original operation. Do not resubmit the creation request.",
                "type": "server_error"
              }
            ],
            "hints": [],
            "ignored_fields": [],
            "lifecycle": {
              "all_results": "Follow everyactualreturnedoutputandownedasset; no result is discardedbecauseindex0orcontent_urlalreadyexists.",
              "assets": [
                {
                  "http": "GET",
                  "path": "/v1/media/assets"
                },
                {
                  "http": "GET",
                  "path": "/v1/media/assets/{asset_id}"
                }
              ],
              "content": [
                {
                  "http": "GET",
                  "path": "/v1/media/assets/{asset_id}/content",
                  "url_source": "exact returned signed URL; never construct token"
                }
              ],
              "mode": "synchronous_result_then_owned_library",
              "operation_id_is_not_task_id": true,
              "status": [
                {
                  "http": "GET",
                  "id_source": "actual returned task_id or media library record",
                  "path": "/v1/media/tasks/{task_id}"
                }
              ],
              "unknown": "Retain original operation_id/X-Client-Request-ID for reconciliation without resubmission; no dedicated audio poll route."
            },
            "material_combinations": [
              {
                "content_type": "application/json",
                "mode": "text_to_speech",
                "required": [
                  "input"
                ]
              }
            ],
            "media_library": {
              "asset": {
                "fields": [
                  {
                    "description": null,
                    "name": "asset_id",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "task_id",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "output_key",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "family",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "model",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "method",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "status",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "content_type",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "sha256",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "size_bytes",
                    "type": "integer"
                  },
                  {
                    "description": null,
                    "name": "content_url",
                    "type": "string"
                  }
                ],
                "http": "GET",
                "id_source": "actual returned asset_id",
                "path": "/v1/media/assets/{asset_id}"
              },
              "content": {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}/content",
                "range_header_supported": true,
                "url_source": "Use exact returned signed content_url including its token; do not construct a token."
              },
              "expired_link": {
                "code": "link_expired",
                "http_status": 404,
                "recovery": "Read the asset again to obtain its refreshed signed content_url, then fetch that URL. Do not regenerate."
              },
              "list": {
                "all_pages": "Follow every returned next_cursor, then select records by their actual task_id/output_key.",
                "http": "GET",
                "output_fields": [
                  {
                    "description": null,
                    "name": "object",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "data",
                    "type": "asset[]"
                  },
                  {
                    "description": null,
                    "name": "next_cursor",
                    "type": "string|null"
                  }
                ],
                "parameters": [
                  {
                    "availability": "source_interface",
                    "default": null,
                    "default_known": false,
                    "enum": null,
                    "enum_known": false,
                    "name": "family",
                    "required": false,
                    "type": "string"
                  },
                  {
                    "availability": "source_interface",
                    "default": null,
                    "default_known": false,
                    "enum": null,
                    "enum_known": false,
                    "name": "cursor",
                    "required": false,
                    "type": "string"
                  },
                  {
                    "availability": "source_interface",
                    "default": 20,
                    "default_known": true,
                    "enum": null,
                    "enum_known": false,
                    "maximum": 100,
                    "minimum": 1,
                    "name": "limit",
                    "required": false,
                    "type": "integer"
                  }
                ],
                "path": "/v1/media/assets"
              },
              "revoke": {
                "http": "DELETE",
                "meaning": "Revokes/deletes the existing owned file; this is not generation cancellation.",
                "path": "/v1/media/assets/{asset_id}",
                "pending_status": "revoking",
                "success_statuses": [
                  202,
                  204
                ]
              },
              "task": {
                "http": "GET",
                "id_source": "actual returned task_id or media library record; operation_id is not task_id",
                "path": "/v1/media/tasks/{task_id}"
              }
            },
            "operation_modes": [
              "text_to_speech"
            ],
            "outputs": {
              "all_results": "Keep the complete binary result and headers. If JSON/multiple outputs are returned, retain every data item and fetch each actual signed asset URL.",
              "family": "audio",
              "fields": [
                {
                  "description": null,
                  "name": "binary audio",
                  "type": "bytes"
                },
                {
                  "description": null,
                  "name": "response headers",
                  "type": "headers"
                }
              ],
              "format": "mp3",
              "http_success": 200
            },
            "parameters": [
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "microsoft/mai-voice-2.1"
                ],
                "enum_known": true,
                "name": "model",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": null,
                "enum_known": false,
                "limit_known": false,
                "maximum_length": null,
                "min_length": 1,
                "name": "input",
                "required": true,
                "type": "string",
                "unit": "Unicode characters"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "cs-CZ-Grant:MAI-Voice-2.1",
                  "cs-CZ-Harper:MAI-Voice-2.1",
                  "da-DK-Grant:MAI-Voice-2.1",
                  "da-DK-Harper:MAI-Voice-2.1",
                  "de-DE-Grant:MAI-Voice-2.1",
                  "de-DE-Harper:MAI-Voice-2.1",
                  "de-DE-Klaus:MAI-Voice-2.1",
                  "de-DE-Mia:MAI-Voice-2.1",
                  "en-AU-Isla:MAI-Voice-2.1",
                  "en-GB-Emily:MAI-Voice-2.1",
                  "en-GB-Harry:MAI-Voice-2.1",
                  "en-IN-Dhruv:MAI-Voice-2.1",
                  "en-IN-Priya:MAI-Voice-2.1",
                  "en-US-Ethan:MAI-Voice-2.1",
                  "en-US-Grant:MAI-Voice-2.1",
                  "en-US-Harper:MAI-Voice-2.1",
                  "en-US-Iris:MAI-Voice-2.1",
                  "en-US-Jasper:MAI-Voice-2.1",
                  "en-US-Olivia:MAI-Voice-2.1",
                  "en-US-Sage:MAI-Voice-2.1",
                  "es-ES-Marta:MAI-Voice-2.1",
                  "es-MX-Alejo:MAI-Voice-2.1",
                  "es-MX-Grant:MAI-Voice-2.1",
                  "es-MX-Harper:MAI-Voice-2.1",
                  "es-MX-Valeria:MAI-Voice-2.1",
                  "fi-FI-Grant:MAI-Voice-2.1",
                  "fi-FI-Harper:MAI-Voice-2.1",
                  "fr-FR-Grant:MAI-Voice-2.1",
                  "fr-FR-Harper:MAI-Voice-2.1",
                  "fr-FR-Marc:MAI-Voice-2.1",
                  "fr-FR-Soleil:MAI-Voice-2.1",
                  "hi-IN-Arjun:MAI-Voice-2.1",
                  "hi-IN-Dhruv:MAI-Voice-2.1",
                  "hi-IN-Grant:MAI-Voice-2.1",
                  "hi-IN-Harper:MAI-Voice-2.1",
                  "hi-IN-Kavya:MAI-Voice-2.1",
                  "hi-IN-Priya:MAI-Voice-2.1",
                  "hu-HU-Bence:MAI-Voice-2.1",
                  "hu-HU-Grant:MAI-Voice-2.1",
                  "hu-HU-Harper:MAI-Voice-2.1",
                  "hu-HU-Levente:MAI-Voice-2.1",
                  "hu-HU-Lilla:MAI-Voice-2.1",
                  "hu-HU-Reka:MAI-Voice-2.1",
                  "id-ID-Grant:MAI-Voice-2.1",
                  "id-ID-Harper:MAI-Voice-2.1",
                  "it-IT-Grant:MAI-Voice-2.1",
                  "it-IT-Harper:MAI-Voice-2.1",
                  "it-IT-Luca:MAI-Voice-2.1",
                  "it-IT-Rosa:MAI-Voice-2.1",
                  "ko-KR-Grant:MAI-Voice-2.1",
                  "ko-KR-Haena:MAI-Voice-2.1",
                  "ko-KR-Harper:MAI-Voice-2.1",
                  "ko-KR-Junho:MAI-Voice-2.1",
                  "nb-NO-Grant:MAI-Voice-2.1",
                  "nb-NO-Harper:MAI-Voice-2.1",
                  "nl-NL-Grant:MAI-Voice-2.1",
                  "nl-NL-Harper:MAI-Voice-2.1",
                  "nl-NL-Sander:MAI-Voice-2.1",
                  "pl-PL-Grant:MAI-Voice-2.1",
                  "pl-PL-Harper:MAI-Voice-2.1",
                  "pt-BR-Caio:MAI-Voice-2.1",
                  "pt-BR-Grant:MAI-Voice-2.1",
                  "pt-BR-Harper:MAI-Voice-2.1",
                  "pt-BR-Luana:MAI-Voice-2.1",
                  "pt-BR-Pedro:MAI-Voice-2.1",
                  "pt-BR-Rafael:MAI-Voice-2.1",
                  "pt-PT-Grant:MAI-Voice-2.1",
                  "pt-PT-Harper:MAI-Voice-2.1",
                  "pt-PT-Rui:MAI-Voice-2.1",
                  "ro-RO-Andrei:MAI-Voice-2.1",
                  "ro-RO-Elena:MAI-Voice-2.1",
                  "ro-RO-Grant:MAI-Voice-2.1",
                  "ro-RO-Harper:MAI-Voice-2.1",
                  "ro-RO-Ioana:MAI-Voice-2.1",
                  "ro-RO-Radu:MAI-Voice-2.1",
                  "ru-RU-Grant:MAI-Voice-2.1",
                  "ru-RU-Harper:MAI-Voice-2.1",
                  "ru-RU-Lev:MAI-Voice-2.1",
                  "ru-RU-Masha:MAI-Voice-2.1",
                  "sv-SE-Grant:MAI-Voice-2.1",
                  "sv-SE-Harper:MAI-Voice-2.1",
                  "th-TH-Grant:MAI-Voice-2.1",
                  "th-TH-Harper:MAI-Voice-2.1",
                  "th-TH-Krit:MAI-Voice-2.1",
                  "th-TH-Nattapong:MAI-Voice-2.1",
                  "tr-TR-Aydin:MAI-Voice-2.1",
                  "tr-TR-Elif:MAI-Voice-2.1",
                  "tr-TR-Grant:MAI-Voice-2.1",
                  "tr-TR-Harper:MAI-Voice-2.1",
                  "vi-VN-Grant:MAI-Voice-2.1",
                  "vi-VN-Harper:MAI-Voice-2.1",
                  "zh-CN-Bo:MAI-Voice-2.1",
                  "zh-CN-Grant:MAI-Voice-2.1",
                  "zh-CN-Harper:MAI-Voice-2.1",
                  "zh-CN-Lan:MAI-Voice-2.1",
                  "zh-CN-Mei:MAI-Voice-2.1",
                  "zh-CN-Wei:MAI-Voice-2.1"
                ],
                "enum_known": true,
                "name": "voice",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "mp3"
                ],
                "enum_known": true,
                "name": "response_format",
                "required": true,
                "type": "string"
              }
            ],
            "profile_binding": "Exact existing Ailoot model and method; interface constraints below do not assert provider qualification.",
            "unsupported": [
              "every field outside exactmodel,input,voice,response_format",
              "stream/speed/reference speech options"
            ]
          },
          "hints": [
            "Select exact voice from this model profile.",
            "Input characters and audio seconds are different meters."
          ],
          "input": {
            "content_type": "application/json",
            "input": "exact UTF-8 text; Unicode character count without normalization",
            "material_types": [
              "text"
            ],
            "max_input_characters": null,
            "other_options": false,
            "required": [
              "model",
              "input",
              "voice",
              "response_format"
            ],
            "response_format": [
              "mp3"
            ],
            "voice_ids": [
              "cs-CZ-Grant:MAI-Voice-2.1",
              "cs-CZ-Harper:MAI-Voice-2.1",
              "da-DK-Grant:MAI-Voice-2.1",
              "da-DK-Harper:MAI-Voice-2.1",
              "de-DE-Grant:MAI-Voice-2.1",
              "de-DE-Harper:MAI-Voice-2.1",
              "de-DE-Klaus:MAI-Voice-2.1",
              "de-DE-Mia:MAI-Voice-2.1",
              "en-AU-Isla:MAI-Voice-2.1",
              "en-GB-Emily:MAI-Voice-2.1",
              "en-GB-Harry:MAI-Voice-2.1",
              "en-IN-Dhruv:MAI-Voice-2.1",
              "en-IN-Priya:MAI-Voice-2.1",
              "en-US-Ethan:MAI-Voice-2.1",
              "en-US-Grant:MAI-Voice-2.1",
              "en-US-Harper:MAI-Voice-2.1",
              "en-US-Iris:MAI-Voice-2.1",
              "en-US-Jasper:MAI-Voice-2.1",
              "en-US-Olivia:MAI-Voice-2.1",
              "en-US-Sage:MAI-Voice-2.1",
              "es-ES-Marta:MAI-Voice-2.1",
              "es-MX-Alejo:MAI-Voice-2.1",
              "es-MX-Grant:MAI-Voice-2.1",
              "es-MX-Harper:MAI-Voice-2.1",
              "es-MX-Valeria:MAI-Voice-2.1",
              "fi-FI-Grant:MAI-Voice-2.1",
              "fi-FI-Harper:MAI-Voice-2.1",
              "fr-FR-Grant:MAI-Voice-2.1",
              "fr-FR-Harper:MAI-Voice-2.1",
              "fr-FR-Marc:MAI-Voice-2.1",
              "fr-FR-Soleil:MAI-Voice-2.1",
              "hi-IN-Arjun:MAI-Voice-2.1",
              "hi-IN-Dhruv:MAI-Voice-2.1",
              "hi-IN-Grant:MAI-Voice-2.1",
              "hi-IN-Harper:MAI-Voice-2.1",
              "hi-IN-Kavya:MAI-Voice-2.1",
              "hi-IN-Priya:MAI-Voice-2.1",
              "hu-HU-Bence:MAI-Voice-2.1",
              "hu-HU-Grant:MAI-Voice-2.1",
              "hu-HU-Harper:MAI-Voice-2.1",
              "hu-HU-Levente:MAI-Voice-2.1",
              "hu-HU-Lilla:MAI-Voice-2.1",
              "hu-HU-Reka:MAI-Voice-2.1",
              "id-ID-Grant:MAI-Voice-2.1",
              "id-ID-Harper:MAI-Voice-2.1",
              "it-IT-Grant:MAI-Voice-2.1",
              "it-IT-Harper:MAI-Voice-2.1",
              "it-IT-Luca:MAI-Voice-2.1",
              "it-IT-Rosa:MAI-Voice-2.1",
              "ko-KR-Grant:MAI-Voice-2.1",
              "ko-KR-Haena:MAI-Voice-2.1",
              "ko-KR-Harper:MAI-Voice-2.1",
              "ko-KR-Junho:MAI-Voice-2.1",
              "nb-NO-Grant:MAI-Voice-2.1",
              "nb-NO-Harper:MAI-Voice-2.1",
              "nl-NL-Grant:MAI-Voice-2.1",
              "nl-NL-Harper:MAI-Voice-2.1",
              "nl-NL-Sander:MAI-Voice-2.1",
              "pl-PL-Grant:MAI-Voice-2.1",
              "pl-PL-Harper:MAI-Voice-2.1",
              "pt-BR-Caio:MAI-Voice-2.1",
              "pt-BR-Grant:MAI-Voice-2.1",
              "pt-BR-Harper:MAI-Voice-2.1",
              "pt-BR-Luana:MAI-Voice-2.1",
              "pt-BR-Pedro:MAI-Voice-2.1",
              "pt-BR-Rafael:MAI-Voice-2.1",
              "pt-PT-Grant:MAI-Voice-2.1",
              "pt-PT-Harper:MAI-Voice-2.1",
              "pt-PT-Rui:MAI-Voice-2.1",
              "ro-RO-Andrei:MAI-Voice-2.1",
              "ro-RO-Elena:MAI-Voice-2.1",
              "ro-RO-Grant:MAI-Voice-2.1",
              "ro-RO-Harper:MAI-Voice-2.1",
              "ro-RO-Ioana:MAI-Voice-2.1",
              "ro-RO-Radu:MAI-Voice-2.1",
              "ru-RU-Grant:MAI-Voice-2.1",
              "ru-RU-Harper:MAI-Voice-2.1",
              "ru-RU-Lev:MAI-Voice-2.1",
              "ru-RU-Masha:MAI-Voice-2.1",
              "sv-SE-Grant:MAI-Voice-2.1",
              "sv-SE-Harper:MAI-Voice-2.1",
              "th-TH-Grant:MAI-Voice-2.1",
              "th-TH-Harper:MAI-Voice-2.1",
              "th-TH-Krit:MAI-Voice-2.1",
              "th-TH-Nattapong:MAI-Voice-2.1",
              "tr-TR-Aydin:MAI-Voice-2.1",
              "tr-TR-Elif:MAI-Voice-2.1",
              "tr-TR-Grant:MAI-Voice-2.1",
              "tr-TR-Harper:MAI-Voice-2.1",
              "vi-VN-Grant:MAI-Voice-2.1",
              "vi-VN-Harper:MAI-Voice-2.1",
              "zh-CN-Bo:MAI-Voice-2.1",
              "zh-CN-Grant:MAI-Voice-2.1",
              "zh-CN-Harper:MAI-Voice-2.1",
              "zh-CN-Lan:MAI-Voice-2.1",
              "zh-CN-Mei:MAI-Voice-2.1",
              "zh-CN-Wei:MAI-Voice-2.1"
            ]
          },
          "lifecycle": {
            "assets": [
              {
                "http": "GET",
                "path": "/v1/media/assets"
              },
              {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}"
              }
            ],
            "content": [
              {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}/content",
                "url_source": "exact returned signed URL; never construct token"
              }
            ],
            "mode": "synchronous_result_then_owned_library",
            "operation_id_is_not_task_id": true,
            "status": [
              {
                "http": "GET",
                "id_source": "actual returned task_id or media library record",
                "path": "/v1/media/tasks/{task_id}"
              }
            ],
            "unknown": "Retain original operation_id/X-Client-Request-ID for reconciliation without resubmission; no dedicated audio poll route."
          },
          "manufacturer_capability": null,
          "method": {
            "http": "POST",
            "path": "/v1/audio/speech"
          },
          "method_aliases": [],
          "operation_modes": [
            "text_to_speech"
          ],
          "output": {
            "family": "audio",
            "format": "mp3",
            "http_success": 200,
            "response": "full binary MP3 plus response headers",
            "result": "complete playable owned MP3"
          }
        },
        "ctx": null,
        "declared_pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "output_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "out",
                "unit": "output_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_read_price",
                "label": "Cache read",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "cached_input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "cached_input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_price",
                "label": "Cache write",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "generic_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "generic_cache_creation_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_1h_price",
                "label": "Cache write, 1 hour",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "one_hour_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "one_hour_cache_creation_token"
              }
            ]
          },
          {
            "dimensions": {
              "quantity_meter": "utf8.RuneCountInString(validUTF8): one Han codepoint=1; no Han weighting",
              "quoted_unit": "per 1000 input character"
            },
            "label": "Ultra",
            "units": [
              {
                "amount": "0.044000",
                "amount_unit": "usd_per_1000_characters",
                "billing_input": true,
                "estimate_only": false,
                "key": "audio_input_character",
                "label": "input character",
                "native_amount_usd_per_unit": "0.000044",
                "native_quantity": 1,
                "public_unit_label": "per 1000 input character",
                "quantity": "1000",
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_character"
              }
            ]
          }
        ],
        "declared_tariff_references": [
          {
            "client_selectable": false,
            "key": "53ceea2ccaa50cadb12f",
            "label": "Microsoft AI: MAI-Voice-2.1",
            "profiles": [
              {
                "basis": "",
                "dimensions": {
                  "conditions": "Default configuration"
                },
                "label": "Microsoft AI: MAI-Voice-2.1 · Default configuration",
                "units": [
                  {
                    "amount": "0.000044",
                    "amount_unit": "usd_per_exact_physical_unit",
                    "billing_input": false,
                    "key": "8d1e4e9bf0f3647249d90a3c",
                    "label": "Input characters",
                    "public_unit_label": "per input character",
                    "quantity": "1",
                    "rate_role": "declared_tariff_rate",
                    "side": "in",
                    "unit": "input_character"
                  }
                ]
              }
            ]
          }
        ],
        "examples": [
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_VOICE_ID:?Choose an accepted voice ID from this exact model profile}\"\nexport AILOOT_VOICE_ID\npython3 - <<'PY_REQUEST'\nimport json,os\nfrom pathlib import Path\np=json.loads('{\"model\": \"microsoft/mai-voice-2.1\", \"input\": \"Good afternoon! This is a short voice take.\"}')\nvoice=os.environ[\"AILOOT_VOICE_ID\"]\nallowed=json.loads('[\"cs-CZ-Grant:MAI-Voice-2.1\", \"cs-CZ-Harper:MAI-Voice-2.1\", \"da-DK-Grant:MAI-Voice-2.1\", \"da-DK-Harper:MAI-Voice-2.1\", \"de-DE-Grant:MAI-Voice-2.1\", \"de-DE-Harper:MAI-Voice-2.1\", \"de-DE-Klaus:MAI-Voice-2.1\", \"de-DE-Mia:MAI-Voice-2.1\", \"en-AU-Isla:MAI-Voice-2.1\", \"en-GB-Emily:MAI-Voice-2.1\", \"en-GB-Harry:MAI-Voice-2.1\", \"en-IN-Dhruv:MAI-Voice-2.1\", \"en-IN-Priya:MAI-Voice-2.1\", \"en-US-Ethan:MAI-Voice-2.1\", \"en-US-Grant:MAI-Voice-2.1\", \"en-US-Harper:MAI-Voice-2.1\", \"en-US-Iris:MAI-Voice-2.1\", \"en-US-Jasper:MAI-Voice-2.1\", \"en-US-Olivia:MAI-Voice-2.1\", \"en-US-Sage:MAI-Voice-2.1\", \"es-ES-Marta:MAI-Voice-2.1\", \"es-MX-Alejo:MAI-Voice-2.1\", \"es-MX-Grant:MAI-Voice-2.1\", \"es-MX-Harper:MAI-Voice-2.1\", \"es-MX-Valeria:MAI-Voice-2.1\", \"fi-FI-Grant:MAI-Voice-2.1\", \"fi-FI-Harper:MAI-Voice-2.1\", \"fr-FR-Grant:MAI-Voice-2.1\", \"fr-FR-Harper:MAI-Voice-2.1\", \"fr-FR-Marc:MAI-Voice-2.1\", \"fr-FR-Soleil:MAI-Voice-2.1\", \"hi-IN-Arjun:MAI-Voice-2.1\", \"hi-IN-Dhruv:MAI-Voice-2.1\", \"hi-IN-Grant:MAI-Voice-2.1\", \"hi-IN-Harper:MAI-Voice-2.1\", \"hi-IN-Kavya:MAI-Voice-2.1\", \"hi-IN-Priya:MAI-Voice-2.1\", \"hu-HU-Bence:MAI-Voice-2.1\", \"hu-HU-Grant:MAI-Voice-2.1\", \"hu-HU-Harper:MAI-Voice-2.1\", \"hu-HU-Levente:MAI-Voice-2.1\", \"hu-HU-Lilla:MAI-Voice-2.1\", \"hu-HU-Reka:MAI-Voice-2.1\", \"id-ID-Grant:MAI-Voice-2.1\", \"id-ID-Harper:MAI-Voice-2.1\", \"it-IT-Grant:MAI-Voice-2.1\", \"it-IT-Harper:MAI-Voice-2.1\", \"it-IT-Luca:MAI-Voice-2.1\", \"it-IT-Rosa:MAI-Voice-2.1\", \"ko-KR-Grant:MAI-Voice-2.1\", \"ko-KR-Haena:MAI-Voice-2.1\", \"ko-KR-Harper:MAI-Voice-2.1\", \"ko-KR-Junho:MAI-Voice-2.1\", \"nb-NO-Grant:MAI-Voice-2.1\", \"nb-NO-Harper:MAI-Voice-2.1\", \"nl-NL-Grant:MAI-Voice-2.1\", \"nl-NL-Harper:MAI-Voice-2.1\", \"nl-NL-Sander:MAI-Voice-2.1\", \"pl-PL-Grant:MAI-Voice-2.1\", \"pl-PL-Harper:MAI-Voice-2.1\", \"pt-BR-Caio:MAI-Voice-2.1\", \"pt-BR-Grant:MAI-Voice-2.1\", \"pt-BR-Harper:MAI-Voice-2.1\", \"pt-BR-Luana:MAI-Voice-2.1\", \"pt-BR-Pedro:MAI-Voice-2.1\", \"pt-BR-Rafael:MAI-Voice-2.1\", \"pt-PT-Grant:MAI-Voice-2.1\", \"pt-PT-Harper:MAI-Voice-2.1\", \"pt-PT-Rui:MAI-Voice-2.1\", \"ro-RO-Andrei:MAI-Voice-2.1\", \"ro-RO-Elena:MAI-Voice-2.1\", \"ro-RO-Grant:MAI-Voice-2.1\", \"ro-RO-Harper:MAI-Voice-2.1\", \"ro-RO-Ioana:MAI-Voice-2.1\", \"ro-RO-Radu:MAI-Voice-2.1\", \"ru-RU-Grant:MAI-Voice-2.1\", \"ru-RU-Harper:MAI-Voice-2.1\", \"ru-RU-Lev:MAI-Voice-2.1\", \"ru-RU-Masha:MAI-Voice-2.1\", \"sv-SE-Grant:MAI-Voice-2.1\", \"sv-SE-Harper:MAI-Voice-2.1\", \"th-TH-Grant:MAI-Voice-2.1\", \"th-TH-Harper:MAI-Voice-2.1\", \"th-TH-Krit:MAI-Voice-2.1\", \"th-TH-Nattapong:MAI-Voice-2.1\", \"tr-TR-Aydin:MAI-Voice-2.1\", \"tr-TR-Elif:MAI-Voice-2.1\", \"tr-TR-Grant:MAI-Voice-2.1\", \"tr-TR-Harper:MAI-Voice-2.1\", \"vi-VN-Grant:MAI-Voice-2.1\", \"vi-VN-Harper:MAI-Voice-2.1\", \"zh-CN-Bo:MAI-Voice-2.1\", \"zh-CN-Grant:MAI-Voice-2.1\", \"zh-CN-Harper:MAI-Voice-2.1\", \"zh-CN-Lan:MAI-Voice-2.1\", \"zh-CN-Mei:MAI-Voice-2.1\", \"zh-CN-Wei:MAI-Voice-2.1\"]')\nif voice not in allowed: raise SystemExit(\"Choose an accepted voice ID from this exact model profile\")\np[\"voice\"]=voice\np[\"response_format\"]=\"mp3\"\nPath(\"request.json\").write_text(json.dumps(p,ensure_ascii=False))\nPY_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/audio/speech \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -H 'Content-Type: application/json' \\\n  --data-binary @request.json -D response-headers.txt -o speech.mp3\n",
            "label": "curl",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/media/assets \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-assets.json\n",
            "label": "List actual media assets",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_MEDIA_TASK_ID:?Set the actual ID returned by the response or media-library metadata}\"\nexport AILOOT_MEDIA_TASK_ID\nresource_id=$(python3 -c 'import os,urllib.parse;print(urllib.parse.quote(os.environ[\"AILOOT_MEDIA_TASK_ID\"],safe=\"\"))')\ncurl --fail-with-body --silent --show-error \"https://api.ailoot.ai/v1/media/tasks/$resource_id\" \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-task.json\npython3 - <<'PY_RESULT'\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(\"media-task.json\").read_text())))\nPY_RESULT\n",
            "label": "Read actual media task",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_ASSET_ID:?Set the actual ID returned by the response or media-library metadata}\"\nexport AILOOT_ASSET_ID\nresource_id=$(python3 -c 'import os,urllib.parse;print(urllib.parse.quote(os.environ[\"AILOOT_ASSET_ID\"],safe=\"\"))')\ncurl --fail-with-body --silent --show-error \"https://api.ailoot.ai/v1/media/assets/$resource_id\" \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-asset.json\npython3 - <<'PY_RESULT'\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(\"media-asset.json\").read_text())))\nPY_RESULT\n",
            "label": "Read actual asset metadata",
            "language": "bash"
          }
        ],
        "family": "openai",
        "fast_multiplier": null,
        "flex_multiplier": null,
        "fmt": "speech",
        "hints": [
          "Select exact voice from this model profile.",
          "Input characters and audio seconds are different meters."
        ],
        "http": "POST",
        "in": null,
        "input": [
          "text"
        ],
        "label": "Озвучка текста",
        "max_out": null,
        "max_reasoning_effort_multiplier": null,
        "method_aliases": [],
        "out": null,
        "output": [
          "audio"
        ],
        "path": "/v1/audio/speech",
        "price_conditions": [
          {
            "label": "Fast mode",
            "value": "Not specified",
            "when": "When fast mode is selected"
          },
          {
            "label": "Flex mode",
            "value": "Not specified",
            "when": "When flex mode is selected"
          },
          {
            "label": "Maximum reasoning effort",
            "value": "Not specified",
            "when": "When maximum reasoning effort uses the default adjustment"
          }
        ],
        "pricing": {
          "billing_mode": "per_request",
          "image_input_price": null,
          "image_output_price": null,
          "per_request_price": null,
          "unit_prices": {
            "audio_input_character": 4.4e-05
          }
        },
        "pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "output_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "out",
                "unit": "output_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_read_price",
                "label": "Cache read",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "cached_input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "cached_input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_price",
                "label": "Cache write",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "generic_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "generic_cache_creation_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_1h_price",
                "label": "Cache write, 1 hour",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "one_hour_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "one_hour_cache_creation_token"
              }
            ]
          },
          {
            "dimensions": {
              "quantity_meter": "utf8.RuneCountInString(validUTF8): one Han codepoint=1; no Han weighting",
              "quoted_unit": "per 1000 input character"
            },
            "label": "Ultra",
            "units": [
              {
                "amount": "0.044000",
                "amount_unit": "usd_per_1000_characters",
                "billing_input": true,
                "estimate_only": false,
                "key": "audio_input_character",
                "label": "input character",
                "native_amount_usd_per_unit": "0.000044",
                "native_quantity": 1,
                "public_unit_label": "per 1000 input character",
                "quantity": "1000",
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_character"
              }
            ]
          }
        ],
        "request_model_id": "microsoft/mai-voice-2.1",
        "route_label": "Ultra",
        "status_reads": [
          "GET /v1/media/tasks/{task_id}",
          "GET /v1/media/assets/{asset_id}/content"
        ],
        "tiers": [],
        "units": [
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "input_price",
            "label": "Input tokens",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "input_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "input_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "output_price",
            "label": "Output tokens",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "output_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "out",
            "unit": "output_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_read_price",
            "label": "Cache read",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "cached_input_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "cached_input_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_write_price",
            "label": "Cache write",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "generic_cache_creation_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "generic_cache_creation_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_write_1h_price",
            "label": "Cache write, 1 hour",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "one_hour_cache_creation_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "one_hour_cache_creation_token"
          },
          {
            "amount": "0.044000",
            "amount_unit": "usd_per_1000_characters",
            "billing_input": true,
            "estimate_only": false,
            "key": "audio_input_character",
            "label": "input character",
            "native_amount_usd_per_unit": "0.000044",
            "native_quantity": 1,
            "public_unit_label": "per 1000 input character",
            "quantity": "1000",
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "input_character"
          }
        ]
      }
    }
  ],
  "model_id": "microsoft/mai-voice-2.1",
  "nativeProvenance": {
    "input_facts_canonical_sha256": "c307db4bca2d59cd6cc7f65c6b779350337dbb6b1dbd67ff76a878445168ad49",
    "input_html_sha256": "020aeca2ccb38f6b24c2ff8035eb3e7e8abce2b2ba1fa2ee1127a70efc6a042a",
    "private_audit_sha256": "cc5b041f4a23d0181793fb1e7353cabeb5685df9b6935d4642aafefb0c074738",
    "role": "historical-normalized-input-audit-hashes",
    "schema": "ailoot-native-model-provenance-v2"
  },
  "page": {
    "canonical": "https://ailoot.ai/models/en/microsoft-mai-voice-2-1/",
    "description": "Microsoft AI’s MAI-Voice-2.1 generates expressive multilingual speech for narration, audiobooks, educational content and voice-over. Its 23-language profile supports consistent speaker identity, multiple speakers and controlled delivery.",
    "locale": "en",
    "md_url": "https://ailoot.ai/models/en/microsoft-mai-voice-2-1/index.md",
    "title": "Microsoft AI: MAI-Voice-2.1 — Ailoot",
    "url": "https://ailoot.ai/models/en/microsoft-mai-voice-2-1/"
  },
  "rawModel": {
    "about": "MAI-Voice-2.1 is Microsoft AI’s prompted text-to-speech model for work where expressive delivery and audio fidelity matter. Its model card covers twenty-three languages and twenty-six locales, with natural intonation, rhythm and emotional nuance. The manufacturer identifies audiobooks, media narration, content creation and voice-over as core uses. This edition emphasises longer expressive content; MAI-Voice-2.1-Flash is the separate choice designed around latency-sensitive interaction.\n\n### Narration with a consistent speaker\n\nThe model card documents one voice identity rendered consistently across the supported languages. Long-form generation uses chunking and context carryover to improve continuity between passages. That is useful for a lesson, an audiobook chapter or a sequence of related voice-over sections which should retain the narrator’s character. Prepare coherent passages with clear boundaries and preserve the same speaker choice through the piece.\n\nThe input is the final transcript, with an optional speaker reference and SSML expressive controls. A narration brief should distinguish what the listener hears from production notes. For a technical explainer, write a clear introduction, then the actual steps and the closing instruction. Keep product names and repeated terms in a consistent written form. For localised narration, prepare the target-language script; the selected language and voice govern its spoken rendering.\n\n### Speakers, roles and expressive control\n\nMicrosoft provides a curated voice library and documents multiple speakers for dialogue. Harper and Grant illustrate speaker identities with entries for several locales. A two-person educational exchange can assign the question and explanation to distinct voices, retaining the same assignment when a role returns. Label the spoken lines clearly so the desired conversation is represented in the synthesis input.\n\nTone and delivery can be shaped at the turn or sentence level through SSML. Styles are speaker-specific: the managed catalogue lists task-oriented narrator or educational styles for suitable voices and emotional choices such as joyful or relieved for others. The US Harper entry supports those two emotional styles. Select the speaker and its documented delivery style together rather than transferring a style from another voice.\n\nFor a story or presentation, expressiveness can distinguish a factual explanation, a reflective passage and a lively quotation. A practical line is: “The first attempt gave us an incomplete picture. Looking at the whole sequence made the missing step clear.” Decide where the meaning changes and prepare the spoken units accordingly. Listen to the transitions so the delivery follows the narrative instead of making every sentence equally emphatic.\n\n### Reference voice and audio result\n\nThe optional custom-voice mode matches a consented speaker from a five- to sixty-second audio reference without fine-tuning. Microsoft recommends natural conversational delivery and moderate energy in that reference, since the sample affects the generated voice. Its custom-voice workflow requires manufacturer approval and a recorded consent statement. The prebuilt library is a separate voice-selection path.\n\nThe manufacturer allows a chosen output format, and its published synthesis example saves mono MP3 at 24 kHz and 160 kbit/s. These settings describe one output workflow. Select the audio representation for the next editing or playback stage, and keep the script, speaker and section order associated with the recording. A finished chapter or lesson may contain several generated passages while remaining one coherent listening experience.\n\n### Use the long-form result\n\nMAI-Voice-2.1 is oriented towards naturalness and expression when immediate response time is less important than the spoken performance. For an extended piece, review recurring names, section boundaries, the voices assigned to dialogue and changes in emotional register. The documentation establishes long-form capability and consistency mechanisms without specifying an unlimited script or a guaranteed maximum recording duration. The practical deliverable is expressive audio whose narrator, wording and progression match the prepared material.",
    "alias_of": null,
    "aliases": [],
    "author": "Microsoft AI",
    "available": null,
    "canonical_model": "microsoft/mai-voice-2.1",
    "capabilities": {
      "context_length": 0,
      "manufacturer_input": [
        "text"
      ],
      "manufacturer_output": [
        "speech"
      ]
    },
    "card_routes": [
      {
        "label": "Ultra",
        "rates": [
          {
            "amount": "0.044000",
            "amount_unit": "usd_per_1000_characters",
            "billing_input": true,
            "estimate_only": false,
            "key": "audio_input_character",
            "label": "input character",
            "native_amount_usd_per_unit": "0.000044",
            "native_quantity": 1,
            "public_unit_label": "per 1000 input character",
            "quantity": "1000",
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "input_character"
          }
        ],
        "summary": "Full configuration pricing in details."
      }
    ],
    "ctx": null,
    "entity_type": "model",
    "formats": [
      "speech"
    ],
    "id": "microsoft/mai-voice-2.1",
    "input": [
      "text"
    ],
    "kind": "speech",
    "max_out": null,
    "methods": [
      {
        "available": null,
        "cache_read": null,
        "cache_write": null,
        "cache_write_1h": null,
        "contract": {
          "data": {
            "all_results": "Keep the complete binary result and headers. If JSON/multiple outputs are returned, retain every data item and fetch each actual signed asset URL.",
            "errors": [
              {
                "code": null,
                "condition": "Invalid required fields, material representation or parameter value",
                "http_status": 400,
                "recovery": "Correct the indicated fields before a new creation request.",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "The returned response says the operation or result requires a check",
                "http_status": null,
                "recovery": "Keep the original returned operation/task ID, request headers and response; continue supported reads of that original operation. Do not resubmit the creation request.",
                "type": "server_error"
              }
            ],
            "hints": [],
            "ignored_fields": [],
            "lifecycle": {
              "all_results": "Follow everyactualreturnedoutputandownedasset; no result is discardedbecauseindex0orcontent_urlalreadyexists.",
              "assets": [
                {
                  "http": "GET",
                  "path": "/v1/media/assets"
                },
                {
                  "http": "GET",
                  "path": "/v1/media/assets/{asset_id}"
                }
              ],
              "content": [
                {
                  "http": "GET",
                  "path": "/v1/media/assets/{asset_id}/content",
                  "url_source": "exact returned signed URL; never construct token"
                }
              ],
              "mode": "synchronous_result_then_owned_library",
              "operation_id_is_not_task_id": true,
              "status": [
                {
                  "http": "GET",
                  "id_source": "actual returned task_id or media library record",
                  "path": "/v1/media/tasks/{task_id}"
                }
              ],
              "unknown": "Retain original operation_id/X-Client-Request-ID for reconciliation without resubmission; no dedicated audio poll route."
            },
            "material_combinations": [
              {
                "content_type": "application/json",
                "mode": "text_to_speech",
                "required": [
                  "input"
                ]
              }
            ],
            "media_library": {
              "asset": {
                "fields": [
                  {
                    "description": null,
                    "name": "asset_id",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "task_id",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "output_key",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "family",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "model",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "method",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "status",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "content_type",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "sha256",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "size_bytes",
                    "type": "integer"
                  },
                  {
                    "description": null,
                    "name": "content_url",
                    "type": "string"
                  }
                ],
                "http": "GET",
                "id_source": "actual returned asset_id",
                "path": "/v1/media/assets/{asset_id}"
              },
              "content": {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}/content",
                "range_header_supported": true,
                "url_source": "Use exact returned signed content_url including its token; do not construct a token."
              },
              "expired_link": {
                "code": "link_expired",
                "http_status": 404,
                "recovery": "Read the asset again to obtain its refreshed signed content_url, then fetch that URL. Do not regenerate."
              },
              "list": {
                "all_pages": "Follow every returned next_cursor, then select records by their actual task_id/output_key.",
                "http": "GET",
                "output_fields": [
                  {
                    "description": null,
                    "name": "object",
                    "type": "string"
                  },
                  {
                    "description": null,
                    "name": "data",
                    "type": "asset[]"
                  },
                  {
                    "description": null,
                    "name": "next_cursor",
                    "type": "string|null"
                  }
                ],
                "parameters": [
                  {
                    "availability": "source_interface",
                    "default": null,
                    "default_known": false,
                    "enum": null,
                    "enum_known": false,
                    "name": "family",
                    "required": false,
                    "type": "string"
                  },
                  {
                    "availability": "source_interface",
                    "default": null,
                    "default_known": false,
                    "enum": null,
                    "enum_known": false,
                    "name": "cursor",
                    "required": false,
                    "type": "string"
                  },
                  {
                    "availability": "source_interface",
                    "default": 20,
                    "default_known": true,
                    "enum": null,
                    "enum_known": false,
                    "maximum": 100,
                    "minimum": 1,
                    "name": "limit",
                    "required": false,
                    "type": "integer"
                  }
                ],
                "path": "/v1/media/assets"
              },
              "revoke": {
                "http": "DELETE",
                "meaning": "Revokes/deletes the existing owned file; this is not generation cancellation.",
                "path": "/v1/media/assets/{asset_id}",
                "pending_status": "revoking",
                "success_statuses": [
                  202,
                  204
                ]
              },
              "task": {
                "http": "GET",
                "id_source": "actual returned task_id or media library record; operation_id is not task_id",
                "path": "/v1/media/tasks/{task_id}"
              }
            },
            "operation_modes": [
              "text_to_speech"
            ],
            "outputs": {
              "all_results": "Keep the complete binary result and headers. If JSON/multiple outputs are returned, retain every data item and fetch each actual signed asset URL.",
              "family": "audio",
              "fields": [
                {
                  "description": null,
                  "name": "binary audio",
                  "type": "bytes"
                },
                {
                  "description": null,
                  "name": "response headers",
                  "type": "headers"
                }
              ],
              "format": "mp3",
              "http_success": 200
            },
            "parameters": [
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "microsoft/mai-voice-2.1"
                ],
                "enum_known": true,
                "name": "model",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": null,
                "enum_known": false,
                "limit_known": false,
                "maximum_length": null,
                "min_length": 1,
                "name": "input",
                "required": true,
                "type": "string",
                "unit": "Unicode characters"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "cs-CZ-Grant:MAI-Voice-2.1",
                  "cs-CZ-Harper:MAI-Voice-2.1",
                  "da-DK-Grant:MAI-Voice-2.1",
                  "da-DK-Harper:MAI-Voice-2.1",
                  "de-DE-Grant:MAI-Voice-2.1",
                  "de-DE-Harper:MAI-Voice-2.1",
                  "de-DE-Klaus:MAI-Voice-2.1",
                  "de-DE-Mia:MAI-Voice-2.1",
                  "en-AU-Isla:MAI-Voice-2.1",
                  "en-GB-Emily:MAI-Voice-2.1",
                  "en-GB-Harry:MAI-Voice-2.1",
                  "en-IN-Dhruv:MAI-Voice-2.1",
                  "en-IN-Priya:MAI-Voice-2.1",
                  "en-US-Ethan:MAI-Voice-2.1",
                  "en-US-Grant:MAI-Voice-2.1",
                  "en-US-Harper:MAI-Voice-2.1",
                  "en-US-Iris:MAI-Voice-2.1",
                  "en-US-Jasper:MAI-Voice-2.1",
                  "en-US-Olivia:MAI-Voice-2.1",
                  "en-US-Sage:MAI-Voice-2.1",
                  "es-ES-Marta:MAI-Voice-2.1",
                  "es-MX-Alejo:MAI-Voice-2.1",
                  "es-MX-Grant:MAI-Voice-2.1",
                  "es-MX-Harper:MAI-Voice-2.1",
                  "es-MX-Valeria:MAI-Voice-2.1",
                  "fi-FI-Grant:MAI-Voice-2.1",
                  "fi-FI-Harper:MAI-Voice-2.1",
                  "fr-FR-Grant:MAI-Voice-2.1",
                  "fr-FR-Harper:MAI-Voice-2.1",
                  "fr-FR-Marc:MAI-Voice-2.1",
                  "fr-FR-Soleil:MAI-Voice-2.1",
                  "hi-IN-Arjun:MAI-Voice-2.1",
                  "hi-IN-Dhruv:MAI-Voice-2.1",
                  "hi-IN-Grant:MAI-Voice-2.1",
                  "hi-IN-Harper:MAI-Voice-2.1",
                  "hi-IN-Kavya:MAI-Voice-2.1",
                  "hi-IN-Priya:MAI-Voice-2.1",
                  "hu-HU-Bence:MAI-Voice-2.1",
                  "hu-HU-Grant:MAI-Voice-2.1",
                  "hu-HU-Harper:MAI-Voice-2.1",
                  "hu-HU-Levente:MAI-Voice-2.1",
                  "hu-HU-Lilla:MAI-Voice-2.1",
                  "hu-HU-Reka:MAI-Voice-2.1",
                  "id-ID-Grant:MAI-Voice-2.1",
                  "id-ID-Harper:MAI-Voice-2.1",
                  "it-IT-Grant:MAI-Voice-2.1",
                  "it-IT-Harper:MAI-Voice-2.1",
                  "it-IT-Luca:MAI-Voice-2.1",
                  "it-IT-Rosa:MAI-Voice-2.1",
                  "ko-KR-Grant:MAI-Voice-2.1",
                  "ko-KR-Haena:MAI-Voice-2.1",
                  "ko-KR-Harper:MAI-Voice-2.1",
                  "ko-KR-Junho:MAI-Voice-2.1",
                  "nb-NO-Grant:MAI-Voice-2.1",
                  "nb-NO-Harper:MAI-Voice-2.1",
                  "nl-NL-Grant:MAI-Voice-2.1",
                  "nl-NL-Harper:MAI-Voice-2.1",
                  "nl-NL-Sander:MAI-Voice-2.1",
                  "pl-PL-Grant:MAI-Voice-2.1",
                  "pl-PL-Harper:MAI-Voice-2.1",
                  "pt-BR-Caio:MAI-Voice-2.1",
                  "pt-BR-Grant:MAI-Voice-2.1",
                  "pt-BR-Harper:MAI-Voice-2.1",
                  "pt-BR-Luana:MAI-Voice-2.1",
                  "pt-BR-Pedro:MAI-Voice-2.1",
                  "pt-BR-Rafael:MAI-Voice-2.1",
                  "pt-PT-Grant:MAI-Voice-2.1",
                  "pt-PT-Harper:MAI-Voice-2.1",
                  "pt-PT-Rui:MAI-Voice-2.1",
                  "ro-RO-Andrei:MAI-Voice-2.1",
                  "ro-RO-Elena:MAI-Voice-2.1",
                  "ro-RO-Grant:MAI-Voice-2.1",
                  "ro-RO-Harper:MAI-Voice-2.1",
                  "ro-RO-Ioana:MAI-Voice-2.1",
                  "ro-RO-Radu:MAI-Voice-2.1",
                  "ru-RU-Grant:MAI-Voice-2.1",
                  "ru-RU-Harper:MAI-Voice-2.1",
                  "ru-RU-Lev:MAI-Voice-2.1",
                  "ru-RU-Masha:MAI-Voice-2.1",
                  "sv-SE-Grant:MAI-Voice-2.1",
                  "sv-SE-Harper:MAI-Voice-2.1",
                  "th-TH-Grant:MAI-Voice-2.1",
                  "th-TH-Harper:MAI-Voice-2.1",
                  "th-TH-Krit:MAI-Voice-2.1",
                  "th-TH-Nattapong:MAI-Voice-2.1",
                  "tr-TR-Aydin:MAI-Voice-2.1",
                  "tr-TR-Elif:MAI-Voice-2.1",
                  "tr-TR-Grant:MAI-Voice-2.1",
                  "tr-TR-Harper:MAI-Voice-2.1",
                  "vi-VN-Grant:MAI-Voice-2.1",
                  "vi-VN-Harper:MAI-Voice-2.1",
                  "zh-CN-Bo:MAI-Voice-2.1",
                  "zh-CN-Grant:MAI-Voice-2.1",
                  "zh-CN-Harper:MAI-Voice-2.1",
                  "zh-CN-Lan:MAI-Voice-2.1",
                  "zh-CN-Mei:MAI-Voice-2.1",
                  "zh-CN-Wei:MAI-Voice-2.1"
                ],
                "enum_known": true,
                "name": "voice",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "mp3"
                ],
                "enum_known": true,
                "name": "response_format",
                "required": true,
                "type": "string"
              }
            ],
            "profile_binding": "Exact existing Ailoot model and method; interface constraints below do not assert provider qualification.",
            "unsupported": [
              "every field outside exactmodel,input,voice,response_format",
              "stream/speed/reference speech options"
            ]
          },
          "hints": [
            "Select exact voice from this model profile.",
            "Input characters and audio seconds are different meters."
          ],
          "input": {
            "content_type": "application/json",
            "input": "exact UTF-8 text; Unicode character count without normalization",
            "material_types": [
              "text"
            ],
            "max_input_characters": null,
            "other_options": false,
            "required": [
              "model",
              "input",
              "voice",
              "response_format"
            ],
            "response_format": [
              "mp3"
            ],
            "voice_ids": [
              "cs-CZ-Grant:MAI-Voice-2.1",
              "cs-CZ-Harper:MAI-Voice-2.1",
              "da-DK-Grant:MAI-Voice-2.1",
              "da-DK-Harper:MAI-Voice-2.1",
              "de-DE-Grant:MAI-Voice-2.1",
              "de-DE-Harper:MAI-Voice-2.1",
              "de-DE-Klaus:MAI-Voice-2.1",
              "de-DE-Mia:MAI-Voice-2.1",
              "en-AU-Isla:MAI-Voice-2.1",
              "en-GB-Emily:MAI-Voice-2.1",
              "en-GB-Harry:MAI-Voice-2.1",
              "en-IN-Dhruv:MAI-Voice-2.1",
              "en-IN-Priya:MAI-Voice-2.1",
              "en-US-Ethan:MAI-Voice-2.1",
              "en-US-Grant:MAI-Voice-2.1",
              "en-US-Harper:MAI-Voice-2.1",
              "en-US-Iris:MAI-Voice-2.1",
              "en-US-Jasper:MAI-Voice-2.1",
              "en-US-Olivia:MAI-Voice-2.1",
              "en-US-Sage:MAI-Voice-2.1",
              "es-ES-Marta:MAI-Voice-2.1",
              "es-MX-Alejo:MAI-Voice-2.1",
              "es-MX-Grant:MAI-Voice-2.1",
              "es-MX-Harper:MAI-Voice-2.1",
              "es-MX-Valeria:MAI-Voice-2.1",
              "fi-FI-Grant:MAI-Voice-2.1",
              "fi-FI-Harper:MAI-Voice-2.1",
              "fr-FR-Grant:MAI-Voice-2.1",
              "fr-FR-Harper:MAI-Voice-2.1",
              "fr-FR-Marc:MAI-Voice-2.1",
              "fr-FR-Soleil:MAI-Voice-2.1",
              "hi-IN-Arjun:MAI-Voice-2.1",
              "hi-IN-Dhruv:MAI-Voice-2.1",
              "hi-IN-Grant:MAI-Voice-2.1",
              "hi-IN-Harper:MAI-Voice-2.1",
              "hi-IN-Kavya:MAI-Voice-2.1",
              "hi-IN-Priya:MAI-Voice-2.1",
              "hu-HU-Bence:MAI-Voice-2.1",
              "hu-HU-Grant:MAI-Voice-2.1",
              "hu-HU-Harper:MAI-Voice-2.1",
              "hu-HU-Levente:MAI-Voice-2.1",
              "hu-HU-Lilla:MAI-Voice-2.1",
              "hu-HU-Reka:MAI-Voice-2.1",
              "id-ID-Grant:MAI-Voice-2.1",
              "id-ID-Harper:MAI-Voice-2.1",
              "it-IT-Grant:MAI-Voice-2.1",
              "it-IT-Harper:MAI-Voice-2.1",
              "it-IT-Luca:MAI-Voice-2.1",
              "it-IT-Rosa:MAI-Voice-2.1",
              "ko-KR-Grant:MAI-Voice-2.1",
              "ko-KR-Haena:MAI-Voice-2.1",
              "ko-KR-Harper:MAI-Voice-2.1",
              "ko-KR-Junho:MAI-Voice-2.1",
              "nb-NO-Grant:MAI-Voice-2.1",
              "nb-NO-Harper:MAI-Voice-2.1",
              "nl-NL-Grant:MAI-Voice-2.1",
              "nl-NL-Harper:MAI-Voice-2.1",
              "nl-NL-Sander:MAI-Voice-2.1",
              "pl-PL-Grant:MAI-Voice-2.1",
              "pl-PL-Harper:MAI-Voice-2.1",
              "pt-BR-Caio:MAI-Voice-2.1",
              "pt-BR-Grant:MAI-Voice-2.1",
              "pt-BR-Harper:MAI-Voice-2.1",
              "pt-BR-Luana:MAI-Voice-2.1",
              "pt-BR-Pedro:MAI-Voice-2.1",
              "pt-BR-Rafael:MAI-Voice-2.1",
              "pt-PT-Grant:MAI-Voice-2.1",
              "pt-PT-Harper:MAI-Voice-2.1",
              "pt-PT-Rui:MAI-Voice-2.1",
              "ro-RO-Andrei:MAI-Voice-2.1",
              "ro-RO-Elena:MAI-Voice-2.1",
              "ro-RO-Grant:MAI-Voice-2.1",
              "ro-RO-Harper:MAI-Voice-2.1",
              "ro-RO-Ioana:MAI-Voice-2.1",
              "ro-RO-Radu:MAI-Voice-2.1",
              "ru-RU-Grant:MAI-Voice-2.1",
              "ru-RU-Harper:MAI-Voice-2.1",
              "ru-RU-Lev:MAI-Voice-2.1",
              "ru-RU-Masha:MAI-Voice-2.1",
              "sv-SE-Grant:MAI-Voice-2.1",
              "sv-SE-Harper:MAI-Voice-2.1",
              "th-TH-Grant:MAI-Voice-2.1",
              "th-TH-Harper:MAI-Voice-2.1",
              "th-TH-Krit:MAI-Voice-2.1",
              "th-TH-Nattapong:MAI-Voice-2.1",
              "tr-TR-Aydin:MAI-Voice-2.1",
              "tr-TR-Elif:MAI-Voice-2.1",
              "tr-TR-Grant:MAI-Voice-2.1",
              "tr-TR-Harper:MAI-Voice-2.1",
              "vi-VN-Grant:MAI-Voice-2.1",
              "vi-VN-Harper:MAI-Voice-2.1",
              "zh-CN-Bo:MAI-Voice-2.1",
              "zh-CN-Grant:MAI-Voice-2.1",
              "zh-CN-Harper:MAI-Voice-2.1",
              "zh-CN-Lan:MAI-Voice-2.1",
              "zh-CN-Mei:MAI-Voice-2.1",
              "zh-CN-Wei:MAI-Voice-2.1"
            ]
          },
          "lifecycle": {
            "assets": [
              {
                "http": "GET",
                "path": "/v1/media/assets"
              },
              {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}"
              }
            ],
            "content": [
              {
                "http": "GET",
                "path": "/v1/media/assets/{asset_id}/content",
                "url_source": "exact returned signed URL; never construct token"
              }
            ],
            "mode": "synchronous_result_then_owned_library",
            "operation_id_is_not_task_id": true,
            "status": [
              {
                "http": "GET",
                "id_source": "actual returned task_id or media library record",
                "path": "/v1/media/tasks/{task_id}"
              }
            ],
            "unknown": "Retain original operation_id/X-Client-Request-ID for reconciliation without resubmission; no dedicated audio poll route."
          },
          "manufacturer_capability": null,
          "method": {
            "http": "POST",
            "path": "/v1/audio/speech"
          },
          "method_aliases": [],
          "operation_modes": [
            "text_to_speech"
          ],
          "output": {
            "family": "audio",
            "format": "mp3",
            "http_success": 200,
            "response": "full binary MP3 plus response headers",
            "result": "complete playable owned MP3"
          }
        },
        "ctx": null,
        "declared_pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "output_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "out",
                "unit": "output_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_read_price",
                "label": "Cache read",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "cached_input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "cached_input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_price",
                "label": "Cache write",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "generic_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "generic_cache_creation_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_1h_price",
                "label": "Cache write, 1 hour",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "one_hour_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "one_hour_cache_creation_token"
              }
            ]
          },
          {
            "dimensions": {
              "quantity_meter": "utf8.RuneCountInString(validUTF8): one Han codepoint=1; no Han weighting",
              "quoted_unit": "per 1000 input character"
            },
            "label": "Ultra",
            "units": [
              {
                "amount": "0.044000",
                "amount_unit": "usd_per_1000_characters",
                "billing_input": true,
                "estimate_only": false,
                "key": "audio_input_character",
                "label": "input character",
                "native_amount_usd_per_unit": "0.000044",
                "native_quantity": 1,
                "public_unit_label": "per 1000 input character",
                "quantity": "1000",
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_character"
              }
            ]
          }
        ],
        "declared_tariff_references": [
          {
            "client_selectable": false,
            "key": "53ceea2ccaa50cadb12f",
            "label": "Microsoft AI: MAI-Voice-2.1",
            "profiles": [
              {
                "basis": "",
                "dimensions": {
                  "conditions": "Default configuration"
                },
                "label": "Microsoft AI: MAI-Voice-2.1 · Default configuration",
                "units": [
                  {
                    "amount": "0.000044",
                    "amount_unit": "usd_per_exact_physical_unit",
                    "billing_input": false,
                    "key": "8d1e4e9bf0f3647249d90a3c",
                    "label": "Input characters",
                    "public_unit_label": "per input character",
                    "quantity": "1",
                    "rate_role": "declared_tariff_rate",
                    "side": "in",
                    "unit": "input_character"
                  }
                ]
              }
            ]
          }
        ],
        "examples": [
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_VOICE_ID:?Choose an accepted voice ID from this exact model profile}\"\nexport AILOOT_VOICE_ID\npython3 - <<'PY_REQUEST'\nimport json,os\nfrom pathlib import Path\np=json.loads('{\"model\": \"microsoft/mai-voice-2.1\", \"input\": \"Good afternoon! This is a short voice take.\"}')\nvoice=os.environ[\"AILOOT_VOICE_ID\"]\nallowed=json.loads('[\"cs-CZ-Grant:MAI-Voice-2.1\", \"cs-CZ-Harper:MAI-Voice-2.1\", \"da-DK-Grant:MAI-Voice-2.1\", \"da-DK-Harper:MAI-Voice-2.1\", \"de-DE-Grant:MAI-Voice-2.1\", \"de-DE-Harper:MAI-Voice-2.1\", \"de-DE-Klaus:MAI-Voice-2.1\", \"de-DE-Mia:MAI-Voice-2.1\", \"en-AU-Isla:MAI-Voice-2.1\", \"en-GB-Emily:MAI-Voice-2.1\", \"en-GB-Harry:MAI-Voice-2.1\", \"en-IN-Dhruv:MAI-Voice-2.1\", \"en-IN-Priya:MAI-Voice-2.1\", \"en-US-Ethan:MAI-Voice-2.1\", \"en-US-Grant:MAI-Voice-2.1\", \"en-US-Harper:MAI-Voice-2.1\", \"en-US-Iris:MAI-Voice-2.1\", \"en-US-Jasper:MAI-Voice-2.1\", \"en-US-Olivia:MAI-Voice-2.1\", \"en-US-Sage:MAI-Voice-2.1\", \"es-ES-Marta:MAI-Voice-2.1\", \"es-MX-Alejo:MAI-Voice-2.1\", \"es-MX-Grant:MAI-Voice-2.1\", \"es-MX-Harper:MAI-Voice-2.1\", \"es-MX-Valeria:MAI-Voice-2.1\", \"fi-FI-Grant:MAI-Voice-2.1\", \"fi-FI-Harper:MAI-Voice-2.1\", \"fr-FR-Grant:MAI-Voice-2.1\", \"fr-FR-Harper:MAI-Voice-2.1\", \"fr-FR-Marc:MAI-Voice-2.1\", \"fr-FR-Soleil:MAI-Voice-2.1\", \"hi-IN-Arjun:MAI-Voice-2.1\", \"hi-IN-Dhruv:MAI-Voice-2.1\", \"hi-IN-Grant:MAI-Voice-2.1\", \"hi-IN-Harper:MAI-Voice-2.1\", \"hi-IN-Kavya:MAI-Voice-2.1\", \"hi-IN-Priya:MAI-Voice-2.1\", \"hu-HU-Bence:MAI-Voice-2.1\", \"hu-HU-Grant:MAI-Voice-2.1\", \"hu-HU-Harper:MAI-Voice-2.1\", \"hu-HU-Levente:MAI-Voice-2.1\", \"hu-HU-Lilla:MAI-Voice-2.1\", \"hu-HU-Reka:MAI-Voice-2.1\", \"id-ID-Grant:MAI-Voice-2.1\", \"id-ID-Harper:MAI-Voice-2.1\", \"it-IT-Grant:MAI-Voice-2.1\", \"it-IT-Harper:MAI-Voice-2.1\", \"it-IT-Luca:MAI-Voice-2.1\", \"it-IT-Rosa:MAI-Voice-2.1\", \"ko-KR-Grant:MAI-Voice-2.1\", \"ko-KR-Haena:MAI-Voice-2.1\", \"ko-KR-Harper:MAI-Voice-2.1\", \"ko-KR-Junho:MAI-Voice-2.1\", \"nb-NO-Grant:MAI-Voice-2.1\", \"nb-NO-Harper:MAI-Voice-2.1\", \"nl-NL-Grant:MAI-Voice-2.1\", \"nl-NL-Harper:MAI-Voice-2.1\", \"nl-NL-Sander:MAI-Voice-2.1\", \"pl-PL-Grant:MAI-Voice-2.1\", \"pl-PL-Harper:MAI-Voice-2.1\", \"pt-BR-Caio:MAI-Voice-2.1\", \"pt-BR-Grant:MAI-Voice-2.1\", \"pt-BR-Harper:MAI-Voice-2.1\", \"pt-BR-Luana:MAI-Voice-2.1\", \"pt-BR-Pedro:MAI-Voice-2.1\", \"pt-BR-Rafael:MAI-Voice-2.1\", \"pt-PT-Grant:MAI-Voice-2.1\", \"pt-PT-Harper:MAI-Voice-2.1\", \"pt-PT-Rui:MAI-Voice-2.1\", \"ro-RO-Andrei:MAI-Voice-2.1\", \"ro-RO-Elena:MAI-Voice-2.1\", \"ro-RO-Grant:MAI-Voice-2.1\", \"ro-RO-Harper:MAI-Voice-2.1\", \"ro-RO-Ioana:MAI-Voice-2.1\", \"ro-RO-Radu:MAI-Voice-2.1\", \"ru-RU-Grant:MAI-Voice-2.1\", \"ru-RU-Harper:MAI-Voice-2.1\", \"ru-RU-Lev:MAI-Voice-2.1\", \"ru-RU-Masha:MAI-Voice-2.1\", \"sv-SE-Grant:MAI-Voice-2.1\", \"sv-SE-Harper:MAI-Voice-2.1\", \"th-TH-Grant:MAI-Voice-2.1\", \"th-TH-Harper:MAI-Voice-2.1\", \"th-TH-Krit:MAI-Voice-2.1\", \"th-TH-Nattapong:MAI-Voice-2.1\", \"tr-TR-Aydin:MAI-Voice-2.1\", \"tr-TR-Elif:MAI-Voice-2.1\", \"tr-TR-Grant:MAI-Voice-2.1\", \"tr-TR-Harper:MAI-Voice-2.1\", \"vi-VN-Grant:MAI-Voice-2.1\", \"vi-VN-Harper:MAI-Voice-2.1\", \"zh-CN-Bo:MAI-Voice-2.1\", \"zh-CN-Grant:MAI-Voice-2.1\", \"zh-CN-Harper:MAI-Voice-2.1\", \"zh-CN-Lan:MAI-Voice-2.1\", \"zh-CN-Mei:MAI-Voice-2.1\", \"zh-CN-Wei:MAI-Voice-2.1\"]')\nif voice not in allowed: raise SystemExit(\"Choose an accepted voice ID from this exact model profile\")\np[\"voice\"]=voice\np[\"response_format\"]=\"mp3\"\nPath(\"request.json\").write_text(json.dumps(p,ensure_ascii=False))\nPY_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/audio/speech \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -H 'Content-Type: application/json' \\\n  --data-binary @request.json -D response-headers.txt -o speech.mp3\n",
            "label": "curl",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/media/assets \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-assets.json\n",
            "label": "List actual media assets",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_MEDIA_TASK_ID:?Set the actual ID returned by the response or media-library metadata}\"\nexport AILOOT_MEDIA_TASK_ID\nresource_id=$(python3 -c 'import os,urllib.parse;print(urllib.parse.quote(os.environ[\"AILOOT_MEDIA_TASK_ID\"],safe=\"\"))')\ncurl --fail-with-body --silent --show-error \"https://api.ailoot.ai/v1/media/tasks/$resource_id\" \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-task.json\npython3 - <<'PY_RESULT'\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(\"media-task.json\").read_text())))\nPY_RESULT\n",
            "label": "Read actual media task",
            "language": "bash"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\n: \"${AILOOT_ASSET_ID:?Set the actual ID returned by the response or media-library metadata}\"\nexport AILOOT_ASSET_ID\nresource_id=$(python3 -c 'import os,urllib.parse;print(urllib.parse.quote(os.environ[\"AILOOT_ASSET_ID\"],safe=\"\"))')\ncurl --fail-with-body --silent --show-error \"https://api.ailoot.ai/v1/media/assets/$resource_id\" \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -o media-asset.json\npython3 - <<'PY_RESULT'\nimport json\nfrom pathlib import Path\nprint(json.dumps(json.loads(Path(\"media-asset.json\").read_text())))\nPY_RESULT\n",
            "label": "Read actual asset metadata",
            "language": "bash"
          }
        ],
        "family": "openai",
        "fast_multiplier": null,
        "flex_multiplier": null,
        "fmt": "speech",
        "hints": [
          "Select exact voice from this model profile.",
          "Input characters and audio seconds are different meters."
        ],
        "http": "POST",
        "in": null,
        "input": [
          "text"
        ],
        "label": "Озвучка текста",
        "max_out": null,
        "max_reasoning_effort_multiplier": null,
        "method_aliases": [],
        "out": null,
        "output": [
          "audio"
        ],
        "path": "/v1/audio/speech",
        "price_conditions": [
          {
            "label": "Fast mode",
            "value": "Not specified",
            "when": "When fast mode is selected"
          },
          {
            "label": "Flex mode",
            "value": "Not specified",
            "when": "When flex mode is selected"
          },
          {
            "label": "Maximum reasoning effort",
            "value": "Not specified",
            "when": "When maximum reasoning effort uses the default adjustment"
          }
        ],
        "pricing": {
          "billing_mode": "per_request",
          "image_input_price": null,
          "image_output_price": null,
          "per_request_price": null,
          "unit_prices": {
            "audio_input_character": 4.4e-05
          }
        },
        "pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "output_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "out",
                "unit": "output_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_read_price",
                "label": "Cache read",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "cached_input_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "cached_input_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_price",
                "label": "Cache write",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "generic_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "generic_cache_creation_token"
              },
              {
                "amount": null,
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "cache_write_1h_price",
                "label": "Cache write, 1 hour",
                "native_amount_usd_per_unit": null,
                "native_quantity": 1,
                "native_unit": "one_hour_cache_creation_token",
                "public_unit_label": "/ 1K tokens",
                "quantity": 1000,
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "one_hour_cache_creation_token"
              }
            ]
          },
          {
            "dimensions": {
              "quantity_meter": "utf8.RuneCountInString(validUTF8): one Han codepoint=1; no Han weighting",
              "quoted_unit": "per 1000 input character"
            },
            "label": "Ultra",
            "units": [
              {
                "amount": "0.044000",
                "amount_unit": "usd_per_1000_characters",
                "billing_input": true,
                "estimate_only": false,
                "key": "audio_input_character",
                "label": "input character",
                "native_amount_usd_per_unit": "0.000044",
                "native_quantity": 1,
                "public_unit_label": "per 1000 input character",
                "quantity": "1000",
                "quantity_is_estimate": false,
                "rate_role": "typed_native_retail_rate",
                "side": "in",
                "unit": "input_character"
              }
            ]
          }
        ],
        "request_model_id": "microsoft/mai-voice-2.1",
        "route_label": "Ultra",
        "status_reads": [
          "GET /v1/media/tasks/{task_id}",
          "GET /v1/media/assets/{asset_id}/content"
        ],
        "tiers": [],
        "units": [
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "input_price",
            "label": "Input tokens",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "input_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "input_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "output_price",
            "label": "Output tokens",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "output_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "out",
            "unit": "output_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_read_price",
            "label": "Cache read",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "cached_input_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "cached_input_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_write_price",
            "label": "Cache write",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "generic_cache_creation_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "generic_cache_creation_token"
          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "cache_write_1h_price",
            "label": "Cache write, 1 hour",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "one_hour_cache_creation_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "one_hour_cache_creation_token"
          },
          {
            "amount": "0.044000",
            "amount_unit": "usd_per_1000_characters",
            "billing_input": true,
            "estimate_only": false,
            "key": "audio_input_character",
            "label": "input character",
            "native_amount_usd_per_unit": "0.000044",
            "native_quantity": 1,
            "public_unit_label": "per 1000 input character",
            "quantity": "1000",
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "input_character"
          }
        ]
      }
    ],
    "model_aliases": [
      {
        "canonical_model_id": "microsoft/mai-voice-2.1",
        "request_model_id": "microsoft/mai-voice-2.1",
        "route_label": "Ultra"
      }
    ],
    "name": "Microsoft AI: MAI-Voice-2.1",
    "price": {
      "in": null,
      "in_label": null,
      "out": null,
      "out_label": null,
      "sort_in": null,
      "sort_out": null,
      "varies": true
    },
    "pricing_profiles": [
      {
        "applicability": {
          "client_selectable": false,
          "native_profile_selection_pending": true,
          "scope": "hosted_reference"
        },
        "dimensions": {
          "variant": null
        },
        "label": "Ultra",
        "units": [
          {
            "amount": "0.000044",
            "amount_unit": "usd_per_input_character",
            "conditions": {
              "variant": null
            },
            "key": "pricing.prompt",
            "label": "prompt",
            "profile_index": 0,
            "quantity": "1",
            "rate_role": "binding_component_rate",
            "side": "in",
            "unit": "input_character"
          },
          {
            "amount": "0",
            "amount_unit": "usd_per_not_separately_charged_output",
            "conditions": {
              "variant": null
            },
            "key": "pricing.completion",
            "label": "completion",
            "profile_index": 0,
            "quantity": "1",
            "rate_role": "binding_component_rate",
            "side": "out",
            "unit": "not_separately_charged_output"
          }
        ]
      }
    ],
    "public_id": "microsoft/mai-voice-2.1",
    "short": "Microsoft AI’s MAI-Voice-2.1 generates expressive multilingual speech for narration, audiobooks, educational content and voice-over. Its 23-language profile supports consistent speaker identity, multiple speakers and controlled delivery."
  },
  "renderer_schema": {
    "method_order": "Original DTO methods order; every exact route/format/path/caller survives.",
    "prices": "Original public DTO fields and original native display HTML; no flattened or normalized offers."
  },
  "representation": "exact-public-dto-and-native-renderer-html",
  "representationNotes": {
    "current_reference": {
      "about_json_pointer": "/aboutHtml",
      "methods": [
        {
          "contract_json_pointer": "/methods/0/rawMethod/contract",
          "html_json_pointer": "/methods/0/html",
          "method_ordinal": 0
        }
      ],
      "role": "current-semantic-reference"
    },
    "raw_input": {
      "examples_role": "historical-input-not-current-ready-examples",
      "json_pointers": [
        "/rawModel",
        "/methods/0/rawMethod"
      ],
      "role": "historical-owner-input"
    },
    "schema": "ailoot-native-model-representations-v1"
  },
  "schema": "ailoot-static-model-facts-v1",
  "schema_version": 1,
  "shortText": "Microsoft AI’s MAI-Voice-2.1 generates expressive multilingual speech for narration, audiobooks, educational content and voice-over. Its 23-language profile supports consistent speaker identity, multiple speakers and controlled delivery.",
  "source": {
    "audit_sha256": "2e00086bcbfc28e64d0cebe97aa47c17d8d5618963027f8ffb9dc6123d7d25b1",
    "bridge_map_sha256": "1125275768b9636fc8461bc7da5061239a81ddfe508e2557843ca42c58ab0036",
    "raw_model_json_sha256": "269cce24f8a8248349f62cf06ce9c8b00adc40b260402c3d61d5a3a6221fc97e",
    "renderer_sha256": "fed50305bd3bcc4980ac14df23640efb8c1bc1e819f9d53643d6f43e8974d3fe"
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  "sourceRevision": "f6fad2f5eb40ea89e609d8e46bd223c54977e8ed51d0aed963a7f036dbef3e33"
}