{
  "aboutHtml": "<p>Gemini Embedding 2 Preview 是 Google 原生多模態嵌入家族中具名的預覽版本。它將文字、圖片、影片、音訊與 PDF 映射至共用數值空間，表示超過 100 種語言的語意意圖。輸出是嵌入，也就是用於比較及檢索相關資料的向量。此預覽識別與穩定版 Gemini Embedding 2 不同，不代表權重可互換或向量空間相同。</p><p>最初發布說明將跨模態搜尋、分類、分群、情感分析及檢索增強生成列為後續應用。文字查詢能找到相關視覺項目，圖片或片段也能作為搜尋起點。應用程式儲存並比較表示，再回傳對應記錄；另一個語言模型可使用檢索來源資料起草答案。嵌入本身不包含自然語言解釋或逐字稿。</p><p>此版本自身的模型頁面記載 8,192 token 輸入上限，以及 128 至 3,072 的輸出維度，建議大小為 768、1,536、3,072。預覽公告列出預設為 3,072，並描述 Matryoshka Representation Learning，讓表示較短的前綴仍保留有用資訊。需比較的向量應統一選定維度，並將模型版本和資料集合一起保留，不要只因長度相符就合併表示。</p><p>預覽公告記載每個請求最多六張 PNG 或 JPEG 圖片、最長 120 秒 MP4 或 MOV 影片，以及最多六頁的 PDF 文件。也記載音訊可直接嵌入，不需經過中間文字轉錄。這些規格出自預覽版本自身公告，而非後續穩定版指南。該公告不能確定此確切預覽規格目前所有音訊時長、編解碼器或影格取樣限制。</p><p>交錯多模態輸入，讓表示反映媒體間的關係，例如圖片與說明文字。產品目錄中，若照片與核准說明描述同一個可檢索物件，請一起提供。文件集合應將來源拆成聚焦段落或頁面，並保留標題與位置。媒體庫應選擇使用者要找事件的對應片段，將原始時間範圍和儲存記錄一起保留。</p><p>實用檢索任務會明確定義預期關係。尋求解釋的問題、搜尋視覺相似項目、依主題分群，即使使用同一來源集合，也是不同任務。請一致準備內容，記錄版本與維度，並將每個向量連結至來源。相似度提供應用程式待檢視候選項，不是兩筆記錄敘述相同事實，或檢索來源完整回答問題的證明。</p><p>實際媒體搜尋請表示選定圖片或影片摘錄，再與所需內容的描述比較。請將相符來源連同說明文字或時間範圍呈現，讓使用者審查。知識助理應先檢索相關頁面或段落，再生成書面回覆。Preview 模型的角色，是支援這些選擇步驟的多模態數值表示；儲存、排名規則與最終答案，仍是周邊流程的一部分。</p>",
  "aboutText": "Gemini Embedding 2 Preview 是 Google 原生多模態嵌入家族中具名的預覽版本。它將文字、圖片、影片、音訊與 PDF 映射至共用數值空間，表示超過 100 種語言的語意意圖。輸出是嵌入，也就是用於比較及檢索相關資料的向量。此預覽識別與穩定版 Gemini Embedding 2 不同，不代表權重可互換或向量空間相同。\n\n最初發布說明將跨模態搜尋、分類、分群、情感分析及檢索增強生成列為後續應用。文字查詢能找到相關視覺項目，圖片或片段也能作為搜尋起點。應用程式儲存並比較表示，再回傳對應記錄；另一個語言模型可使用檢索來源資料起草答案。嵌入本身不包含自然語言解釋或逐字稿。\n\n此版本自身的模型頁面記載 8,192 token 輸入上限，以及 128 至 3,072 的輸出維度，建議大小為 768、1,536、3,072。預覽公告列出預設為 3,072，並描述 Matryoshka Representation Learning，讓表示較短的前綴仍保留有用資訊。需比較的向量應統一選定維度，並將模型版本和資料集合一起保留，不要只因長度相符就合併表示。\n\n預覽公告記載每個請求最多六張 PNG 或 JPEG 圖片、最長 120 秒 MP4 或 MOV 影片，以及最多六頁的 PDF 文件。也記載音訊可直接嵌入，不需經過中間文字轉錄。這些規格出自預覽版本自身公告，而非後續穩定版指南。該公告不能確定此確切預覽規格目前所有音訊時長、編解碼器或影格取樣限制。\n\n交錯多模態輸入，讓表示反映媒體間的關係，例如圖片與說明文字。產品目錄中，若照片與核准說明描述同一個可檢索物件，請一起提供。文件集合應將來源拆成聚焦段落或頁面，並保留標題與位置。媒體庫應選擇使用者要找事件的對應片段，將原始時間範圍和儲存記錄一起保留。\n\n實用檢索任務會明確定義預期關係。尋求解釋的問題、搜尋視覺相似項目、依主題分群，即使使用同一來源集合，也是不同任務。請一致準備內容，記錄版本與維度，並將每個向量連結至來源。相似度提供應用程式待檢視候選項，不是兩筆記錄敘述相同事實，或檢索來源完整回答問題的證明。\n\n實際媒體搜尋請表示選定圖片或影片摘錄，再與所需內容的描述比較。請將相符來源連同說明文字或時間範圍呈現，讓使用者審查。知識助理應先檢索相關頁面或段落，再生成書面回覆。Preview 模型的角色，是支援這些選擇步驟的多模態數值表示；儲存、排名規則與最終答案，仍是周邊流程的一部分。",
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      "html": "<div class=\"sheet-head\"><span class=\"mav\" aria-hidden=\"true\">G</span><h2 id=\"sheet-title\">Google: Gemini Embedding 2 Preview</h2><button class=\"icon-btn\" type=\"button\" data-close-sheet aria-label=\"關閉\">×</button></div><div class=\"idline\"><span>Google /</span><code>google/gemini-embedding-2-preview</code><button type=\"button\" id=\"copy-id\">複製 ID</button></div><nav class=\"card-jump-nav\" aria-label=\"模型卡片區段\"><button type=\"button\" data-card-jump=\"overview\">入門</button><button type=\"button\" data-card-jump=\"methods\">輸入與方法</button><button type=\"button\" data-card-jump=\"pricing\">方案</button><button type=\"button\" data-card-jump=\"examples\">範例</button><button type=\"button\" data-card-jump=\"results\">結果</button><button type=\"button\" data-card-jump=\"aliases\">別名</button></nav><div class=\"card-method-tabs\" role=\"tablist\" aria-label=\"API 方法\"><button type=\"button\" role=\"tab\" tabindex=\"0\" aria-controls=\"card-method-content\" aria-selected=\"true\" id=\"card-method-tab-0\" data-card-method=\"Ultra|embeddings|/v1/embeddings|google%2Fgemini-embedding-2-preview\">嵌入向量</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\">入門</h3><p class=\"mdesc-full\">Gemini Embedding 2 Preview 將文字、圖片、音訊、影片與 PDF 轉成同一多模態空間中的數值向量。另有文件記載的預覽規格，支援跨模態檢索與比較、8,192 token 輸入及彈性向量維度。</p><dl class=\"card-io\" data-card-io><div><dt>接受的輸入</dt><dd>文字</dd></div><div><dt>結果</dt><dd>embedding</dd></div></dl><details class=\"card-about\"><summary>關於模型</summary><p class=\"note-s\" data-model-method-boundary>此說明介紹模型的能力。Ailoot 可用的輸入、輸出與選項，依所選方法列於下方。</p><div class=\"mabout\" id=\"m-about\"><p>Gemini Embedding 2 Preview 是 Google 原生多模態嵌入家族中具名的預覽版本。它將文字、圖片、影片、音訊與 PDF 映射至共用數值空間，表示超過 100 種語言的語意意圖。輸出是嵌入，也就是用於比較及檢索相關資料的向量。此預覽識別與穩定版 Gemini Embedding 2 不同，不代表權重可互換或向量空間相同。</p><p>最初發布說明將跨模態搜尋、分類、分群、情感分析及檢索增強生成列為後續應用。文字查詢能找到相關視覺項目，圖片或片段也能作為搜尋起點。應用程式儲存並比較表示，再回傳對應記錄；另一個語言模型可使用檢索來源資料起草答案。嵌入本身不包含自然語言解釋或逐字稿。</p><p>此版本自身的模型頁面記載 8,192 token 輸入上限，以及 128 至 3,072 的輸出維度，建議大小為 768、1,536、3,072。預覽公告列出預設為 3,072，並描述 Matryoshka Representation Learning，讓表示較短的前綴仍保留有用資訊。需比較的向量應統一選定維度，並將模型版本和資料集合一起保留，不要只因長度相符就合併表示。</p><p>預覽公告記載每個請求最多六張 PNG 或 JPEG 圖片、最長 120 秒 MP4 或 MOV 影片，以及最多六頁的 PDF 文件。也記載音訊可直接嵌入，不需經過中間文字轉錄。這些規格出自預覽版本自身公告，而非後續穩定版指南。該公告不能確定此確切預覽規格目前所有音訊時長、編解碼器或影格取樣限制。</p><p>交錯多模態輸入，讓表示反映媒體間的關係，例如圖片與說明文字。產品目錄中，若照片與核准說明描述同一個可檢索物件，請一起提供。文件集合應將來源拆成聚焦段落或頁面，並保留標題與位置。媒體庫應選擇使用者要找事件的對應片段，將原始時間範圍和儲存記錄一起保留。</p><p>實用檢索任務會明確定義預期關係。尋求解釋的問題、搜尋視覺相似項目、依主題分群，即使使用同一來源集合，也是不同任務。請一致準備內容，記錄版本與維度，並將每個向量連結至來源。相似度提供應用程式待檢視候選項，不是兩筆記錄敘述相同事實，或檢索來源完整回答問題的證明。</p><p>實際媒體搜尋請表示選定圖片或影片摘錄，再與所需內容的描述比較。請將相符來源連同說明文字或時間範圍呈現，讓使用者審查。知識助理應先檢索相關頁面或段落，再生成書面回覆。Preview 模型的角色，是支援這些選擇步驟的多模態數值表示；儲存、排名規則與最終答案，仍是周邊流程的一部分。</p></div></details></section><section class=\"card-section\" data-card-section=\"methods\"><h3 tabindex=\"-1\">Ailoot 可用 · 輸入與方法</h3><details class=\"card-method\" open><summary><b>Ailoot Ultra · 嵌入向量</b> <code>POST /v1/embeddings</code></summary><dl class=\"method-capabilities\"><div><dt>輸入</dt><dd><code>text</code></dd></div><div><dt>輸出</dt><dd><code>embedding</code></dd></div><div><dt>上下文</dt><dd>8,192 tokens</dd></div><div><dt>輸出格式</dt><dd>json</dd></div></dl><div class=\"tw\" data-card-parameters data-typed-parameters><table><thead><tr><th>欄位</th><th>類型</th><th>要求</th><th>值與限制</th><th>預設值</th></tr></thead><tbody><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">model</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span><code>string</code></td><td data-cell-label=\"要求\"><span class=\"card-cell-label\">要求</span>必填</td><td data-cell-label=\"值與限制\"><span class=\"card-cell-label\">值與限制</span><div>google/gemini-embedding-2-preview</div></td><td data-cell-label=\"預設值\" data-default=\"unspecified\"><span class=\"card-cell-label\">預設值</span>—</td></tr><tr data-parameter-availability=\"source_interface\"><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">input</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span><code>string|string[]</code></td><td data-cell-label=\"要求\"><span class=\"card-cell-label\">要求</span>必填</td><td data-cell-label=\"值與限制\"><span class=\"card-cell-label\">值與限制</span></td><td data-cell-label=\"預設值\" data-default=\"unspecified\"><span class=\"card-cell-label\">預設值</span>—</td></tr></tbody></table></div><details class=\"card-about\" data-material-combinations><summary>輸入素材組合</summary><p class=\"note-s\"><b>text_to_embedding</b></p></details><details class=\"note-s\" data-method-contract><summary>方法參數與生命週期</summary><div class=\"tw\" data-card-table=\"contract\"><table><thead><tr><th>參數</th><th>規格</th></tr></thead><tbody><tr><th data-cell-label=\"參數\" scope=\"row\"><span class=\"card-cell-label\">參數</span><code>content_type</code></th><td data-cell-label=\"規格\"><span class=\"card-cell-label\">規格</span>application/json</td></tr><tr><th data-cell-label=\"參數\" scope=\"row\"><span class=\"card-cell-label\">參數</span><code>required</code></th><td data-cell-label=\"規格\"><span class=\"card-cell-label\">規格</span>model, input</td></tr><tr><th data-cell-label=\"參數\" scope=\"row\"><span class=\"card-cell-label\">參數</span><code>input_shapes</code></th><td data-cell-label=\"規格\"><span class=\"card-cell-label\">規格</span>string, string[]</td></tr><tr><th data-cell-label=\"參數\" scope=\"row\"><span class=\"card-cell-label\">參數</span><code>material_types</code></th><td data-cell-label=\"規格\"><span class=\"card-cell-label\">規格</span>text</td></tr></tbody></table></div><p>生命週期： <code>synchronous_json</code></p><p class=\"note-s\">請保留每個回傳的向量與索引。</p><p class=\"note-s\">此最小文字設定檔不代表支援圖片／音訊／檔案物件。</p></details></details></section><section class=\"card-section\" data-card-section=\"pricing\"><h3 tabindex=\"-1\">方案</h3><div data-native-semantic-method=\"v1\" data-tariff-reference-only><p class=\"note-s\" data-rate-support-note>費率資訊不會增加請求選項。支援的參數列於所選方法中。</p><dl data-price-conditions><dt>快速模式</dt><dd>未指定 <span class=\"note-s\">選取快速模式時</span></dd><dt>flex 模式</dt><dd>未指定 <span class=\"note-s\">選取 flex 模式時</span></dd><dt>最高推理強度</dt><dd>未指定 <span class=\"note-s\">最高推理強度採用 default 調整值時</span></dd></dl></div><div data-declared-tariff-pricing><h4>Ailoot 費率</h4><h4>各設定的價格</h4><div class=\"tw\" data-pricing-profiles><table><thead><tr><th>設定</th><th>費率表</th><th>費用</th></tr></thead><tbody><tr><th data-cell-label=\"設定\" scope=\"row\"><span class=\"card-cell-label\">設定</span>詞元基本費率</th><td data-cell-label=\"費率表\"><span class=\"card-cell-label\">費率表</span>基本費率</td><td data-cell-label=\"費用\"><span class=\"card-cell-label\">費用</span><div><span>輸入 · 輸入 Token</span> <b>$0.0004</b> <span class=\"price-unit\">/ 1K Token</span></div><div><span>輸出 · 輸出 Token</span> <b>$0</b> <span class=\"price-unit\">/ 1K Token</span></div><div><span>輸入 · 讀取快取</span> <b>—</b> <span class=\"price-unit\">/ 1K Token</span></div><div><span>輸入 · 寫入快取</span> <b>—</b> <span class=\"price-unit\">/ 1K Token</span></div><div><span>輸入 · 寫入快取，1 小時</span> <b>—</b> <span class=\"price-unit\">/ 1K Token</span></div></td></tr></tbody></table></div></div><p class=\"note-s\">Ailoot 會在請求前預留估算金額。取得結果後，依實測用量結算最終費用。串流結算採用最終用量紀錄。<a href=\"/docs/zh-hant-tw/billing/reserve/\">預留金額與結算的運作方式 →</a></p></section><section class=\"card-section\" data-card-section=\"examples\"><h3 tabindex=\"-1\">請求範例</h3><h4>Ailoot Ultra · 嵌入向量</h4><div class=\"code-group\"><div class=\"cg-bar\"><div class=\"cg-tabs\" role=\"tablist\" aria-label=\"程式碼版本\"><button class=\"cg-tab\" id=\"model-code-1488-tab-0\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1488-panel-0\" aria-selected=\"true\" tabindex=\"0\">完整的最小 JSON 請求主體</button><button class=\"cg-tab\" id=\"model-code-1488-tab-1\" role=\"tab\" type=\"button\" aria-controls=\"model-code-1488-panel-1\" aria-selected=\"false\" tabindex=\"-1\">curl · 最精簡的文字嵌入請求</button></div><div class=\"cg-tools\"><button class=\"cg-btn cg-copy\" type=\"button\" aria-label=\"複製程式碼\"><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-1488-panel-0\" role=\"tabpanel\" aria-labelledby=\"model-code-1488-tab-0\"><pre data-lang=\"json\"><code>{\n  &quot;model&quot;: &quot;google/gemini-embedding-2-preview&quot;,\n  &quot;input&quot;: [\n    &quot;First document&quot;,\n    &quot;Second document&quot;\n  ]\n}</code></pre></div><div class=\"cg-pane\" id=\"model-code-1488-panel-1\" role=\"tabpanel\" aria-labelledby=\"model-code-1488-tab-1\" hidden><pre data-lang=\"bash\"><code>set -eu\n: &quot;${AILOOT_API_KEY:?Set your Ailoot API key}&quot;\ncat &gt; embedding-request.json &lt;&lt;&#39;JSON_REQUEST&#39;\n{\n  &quot;model&quot;: &quot;google/gemini-embedding-2-preview&quot;,\n  &quot;input&quot;: [\n    &quot;First document&quot;,\n    &quot;Second document&quot;\n  ]\n}\nJSON_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/embeddings \\\n  -H &quot;Authorization: Bearer $AILOOT_API_KEY&quot; -H &#39;Content-Type: application/json&#39; \\\n  --data-binary @embedding-request.json -o embedding-response.json\n</code></pre></div></div></div></section><section class=\"card-section\" data-card-section=\"results\"><h3 tabindex=\"-1\">接收並儲存結果</h3><h4>Ailoot Ultra · 嵌入向量</h4><p class=\"note-s\">json</p><div class=\"card-result-process\" data-all-results><h5>保留所有已完成的結果</h5><p class=\"note-s\">請保留所有完整傳回的回應、檔案與內容區塊。</p><p class=\"note-s\">保留每個向量及其索引。向量數量必須與輸入數量相同，且維度必須一致。</p></div><div class=\"card-result-process\" data-unknown-recovery><h5>需要檢查原始回應時</h5><p class=\"note-s\">此流程未引入嵌入向量任務端點。</p></div><details class=\"card-about\" data-output-fields><summary>回應欄位</summary><div class=\"tw\" data-card-table=\"output\"><table><thead><tr><th>欄位</th><th>類型</th></tr></thead><tbody><tr><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">object</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span>string</td></tr><tr><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">model</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span>string</td></tr><tr><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">data[].index</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span>integer</td></tr><tr><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">data[].embedding</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span>finite float[]</td></tr><tr><th data-cell-label=\"欄位\" scope=\"row\"><span class=\"card-cell-label\">欄位</span><code class=\"card-field-name\">usage</code></th><td data-cell-label=\"類型\" data-field-type><span class=\"card-cell-label\">類型</span>object</td></tr></tbody></table></div></details><details class=\"card-about\" data-method-errors><summary>錯誤與後續步驟</summary><div class=\"tw\" data-card-table=\"errors\"><table><thead><tr><th>回應</th><th>條件</th><th>下一步</th></tr></thead><tbody><tr><th data-cell-label=\"回應\" scope=\"row\"><span class=\"card-cell-label\">回應</span>400 · <code>invalid_request_error</code></th><td data-cell-label=\"條件\"><span class=\"card-cell-label\">條件</span>缺少 model，或 JSON 格式錯誤。</td><td data-cell-label=\"下一步\"><span class=\"card-cell-label\">下一步</span>請修正指出的欄位。</td></tr><tr><th data-cell-label=\"回應\" scope=\"row\"><span class=\"card-cell-label\">回應</span>413 · <code>invalid_request_error</code></th><td data-cell-label=\"條件\"><span class=\"card-cell-label\">條件</span>超過已設定的本文大小上限。</td><td data-cell-label=\"下一步\"><span class=\"card-cell-label\">下一步</span>請減少實際素材量。</td></tr><tr><th data-cell-label=\"回應\" scope=\"row\"><span class=\"card-cell-label\">回應</span>422 · <code>invalid_request_error</code></th><td data-cell-label=\"條件\"><span class=\"card-cell-label\">條件</span>輸入或控制選項違反目前的專用政策。</td><td data-cell-label=\"下一步\"><span class=\"card-cell-label\">下一步</span>請使用所示的最小文字輸入，切勿帶入繼承的控制選項。</td></tr><tr><th data-cell-label=\"回應\" scope=\"row\"><span class=\"card-cell-label\">回應</span>503 · <code>billing_error</code></th><td data-cell-label=\"條件\"><span class=\"card-cell-label\">條件</span>無法綁定使用許可或報價。</td><td data-cell-label=\"下一步\"><span class=\"card-cell-label\">下一步</span>請保留回應；切勿替換政策。</td></tr></tbody></table></div></details></section><section class=\"card-section\" data-card-section=\"aliases\"><h3 tabindex=\"-1\">別名</h3><h4>模型別名</h4><p class=\"note-s\"><span data-model-alias-route=\"Ultra\"><b>Ailoot Ultra</b> <a href=\"#m=google%2Fgemini-embedding-2-preview&amp;route=Ultra&amp;caller=google%2Fgemini-embedding-2-preview&amp;fmt=embeddings\"><code>google/gemini-embedding-2-preview</code></a></span></p><h4>方法路徑別名</h4><p class=\"note-s\">請使用上方列出的 API 方法路徑。</p><h4>相關呼叫用 ID</h4><p class=\"note-s\"><a href=\"#m=google%2Fgemini-embedding-2-preview&amp;route=Ultra&amp;caller=google%2Fgemini-embedding-2-preview&amp;fmt=embeddings\"><code>google/gemini-embedding-2-preview</code></a></p></section></div>",
      "method_identity": {
        "effective_request_model_id": "google/gemini-embedding-2-preview",
        "fmt": "embeddings",
        "http": "POST",
        "path": "/v1/embeddings",
        "request_model_id": "google/gemini-embedding-2-preview",
        "route_label": "Ultra"
      },
      "method_key": "Ultra|embeddings|/v1/embeddings|google%2Fgemini-embedding-2-preview",
      "ordinal": 0,
      "rawMethod": {
        "available": null,
        "cache_read": null,
        "cache_write": null,
        "cache_write_1h": null,
        "contract": {
          "data": {
            "all_results": "Keep every vector with its index. Vector count must equal input count; dimensions must be consistent.",
            "errors": [
              {
                "code": null,
                "condition": "缺少 model，或 JSON 格式錯誤。",
                "http_status": 400,
                "recovery": "請修正指出的欄位。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "超過已設定的本文大小上限。",
                "http_status": 413,
                "recovery": "請減少實際素材量。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "輸入或控制選項違反目前的專用政策。",
                "http_status": 422,
                "recovery": "請使用所示的最小文字輸入，切勿帶入繼承的控制選項。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "無法綁定使用許可或報價。",
                "http_status": 503,
                "recovery": "請保留回應；切勿替換政策。",
                "type": "billing_error"
              }
            ],
            "example_body": {
              "input": [
                "First document",
                "Second document"
              ],
              "model": "google/gemini-embedding-2-preview"
            },
            "hints": [],
            "ignored_fields": [],
            "lifecycle": {
              "create": {
                "http": "POST",
                "path": "/v1/embeddings"
              },
              "job_read": null,
              "mode": "synchronous_json",
              "unknown": "此流程未引入嵌入向量任務端點。"
            },
            "material_combinations": [
              {
                "alternatives": [
                  "string",
                  "string[]"
                ],
                "mode": "text_to_embedding"
              }
            ],
            "operation_modes": [
              "single_embedding",
              "batched_embeddings"
            ],
            "outputs": {
              "all_results": "保留每個向量及其索引。向量數量必須與輸入數量相同，且維度必須一致。",
              "default_dimensions": null,
              "family": "embedding",
              "fields": [
                {
                  "description": null,
                  "name": "object",
                  "type": "string"
                },
                {
                  "description": null,
                  "name": "model",
                  "type": "string"
                },
                {
                  "description": null,
                  "name": "data[].index",
                  "type": "integer"
                },
                {
                  "description": null,
                  "name": "data[].embedding",
                  "type": "finite float[]"
                },
                {
                  "description": null,
                  "name": "usage",
                  "type": "object"
                }
              ],
              "format": "json"
            },
            "parameters": [
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "google/gemini-embedding-2-preview"
                ],
                "enum_known": true,
                "name": "model",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": null,
                "enum_known": false,
                "name": "input",
                "required": true,
                "type": "string|string[]"
              }
            ],
            "profile_binding": "Minimal current Source subset: only model and text input. Optional controls and another model dimensions/token limits are not inherited.",
            "request_schema": {
              "additionalProperties": false,
              "properties": {
                "input": {
                  "oneOf": [
                    {
                      "minLength": 1,
                      "type": "string"
                    },
                    {
                      "items": {
                        "minLength": 1,
                        "type": "string"
                      },
                      "minItems": 1,
                      "type": "array"
                    }
                  ]
                },
                "model": {
                  "enum": [
                    "google/gemini-embedding-2-preview"
                  ],
                  "type": "string"
                }
              },
              "required": [
                "model",
                "input"
              ],
              "type": "object"
            },
            "schema_template": {
              "input": [
                "First document",
                "Second document"
              ],
              "model": "google/gemini-embedding-2-preview"
            },
            "unsupported": [
              "image/audio/file objects in this minimal text profile",
              "dimensions (current Native43 supports_dimensions:false)",
              "foreign model-specific dimensions or token limits"
            ]
          },
          "hints": [
            "請保留每個回傳的向量與索引。",
            "此最小文字設定檔不代表支援圖片／音訊／檔案物件。"
          ],
          "input": {
            "content_type": "application/json",
            "input_shapes": [
              "string",
              "string[]"
            ],
            "material_types": [
              "text"
            ],
            "required": [
              "model",
              "input"
            ]
          },
          "lifecycle": {
            "mode": "synchronous_json",
            "unknown": "no embedding job endpoint inferred"
          },
          "manufacturer_capability": null,
          "method": {
            "http": "POST",
            "path": "/v1/embeddings"
          },
          "method_aliases": [],
          "operation_modes": [
            "text_to_embedding"
          ],
          "output": {
            "default_dimensions": null,
            "family": "embedding",
            "format": "json",
            "http_success": 200,
            "vectors": "Keep every vector, index, model and usage field. Current dedicated Source validates count, finite float elements and consistent actual dimensions."
          }
        },
        "ctx": 8192,
        "declared_pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "詞元基本費率",
            "units": [
              {
                "amount": "0.0004000",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": "0.0000004",
                "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": "0",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": "0",
                "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"
              }
            ]
          }
        ],
        "examples": [
          {
            "code": "{\n  \"model\": \"google/gemini-embedding-2-preview\",\n  \"input\": [\n    \"First document\",\n    \"Second document\"\n  ]\n}",
            "label": "Complete minimal JSON body",
            "language": "json"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\ncat > embedding-request.json <<'JSON_REQUEST'\n{\n  \"model\": \"google/gemini-embedding-2-preview\",\n  \"input\": [\n    \"First document\",\n    \"Second document\"\n  ]\n}\nJSON_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/embeddings \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -H 'Content-Type: application/json' \\\n  --data-binary @embedding-request.json -o embedding-response.json\n",
            "label": "curl · minimal text embeddings",
            "language": "bash"
          }
        ],
        "family": "openai",
        "fast_multiplier": null,
        "flex_multiplier": null,
        "fmt": "embeddings",
        "hints": [
          "Keep every vector index and dimension.",
          "Multimodal model name does not admit image objects on this exact path."
        ],
        "http": "POST",
        "in": 0.4,
        "input": [
          "text"
        ],
        "label": "嵌入向量",
        "max_out": null,
        "max_reasoning_effort_multiplier": null,
        "out": 0,
        "output": [
          "embedding"
        ],
        "path": "/v1/embeddings",
        "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": "token",
          "image_input_price": null,
          "image_output_price": null,
          "per_request_price": null
        },
        "pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": "0.0004000",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": "0.0000004",
                "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": "0",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": "0",
                "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"
              }
            ]
          }
        ],
        "request_model_id": "google/gemini-embedding-2-preview",
        "route_label": "Ultra",
        "status_reads": [],
        "tiers": [],
        "units": [
          {
            "amount": "0.0004000",
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "input_price",
            "label": "Input tokens",
            "native_amount_usd_per_unit": "0.0000004",
            "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": "0",
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "output_price",
            "label": "Output tokens",
            "native_amount_usd_per_unit": "0",
            "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"
          }
        ]
      }
    }
  ],
  "model_id": "google/gemini-embedding-2-preview",
  "nativeProvenance": {
    "input_facts_canonical_sha256": "14969272f1b04e599aeffa3cd6d116222facefc15f637f643d722712a86e954f",
    "input_html_sha256": "351677f4cd987ca13e9354c86d4ab22e1aed4f1bc54d947bea57503fe8ebf1a2",
    "private_audit_sha256": "27e57e5d24b337a2b782d4b564ac4ab0cfc8761907fb01c2bb044ec5ed8916a5",
    "role": "historical-normalized-input-audit-hashes",
    "schema": "ailoot-native-model-provenance-v2"
  },
  "page": {
    "canonical": "https://ailoot.ai/models/zh-hant-tw/google-gemini-embedding-2-preview/",
    "description": "Gemini Embedding 2 Preview 將文字、圖片、音訊、影片與 PDF 轉成同一多模態空間中的數值向量。另有文件記載的預覽規格，支援跨模態檢索與比較、8,192 token 輸入及彈性向量維度。",
    "locale": "zh-hant-tw",
    "md_url": "https://ailoot.ai/models/zh-hant-tw/google-gemini-embedding-2-preview/index.md",
    "title": "Google: Gemini Embedding 2 Preview — Ailoot",
    "url": "https://ailoot.ai/models/zh-hant-tw/google-gemini-embedding-2-preview/"
  },
  "rawModel": {
    "about": "Gemini Embedding 2 Preview 是 Google 原生多模態嵌入家族中具名的預覽版本。它將文字、圖片、影片、音訊與 PDF 映射至共用數值空間，表示超過 100 種語言的語意意圖。輸出是嵌入，也就是用於比較及檢索相關資料的向量。此預覽識別與穩定版 Gemini Embedding 2 不同，不代表權重可互換或向量空間相同。\n\n最初發布說明將跨模態搜尋、分類、分群、情感分析及檢索增強生成列為後續應用。文字查詢能找到相關視覺項目，圖片或片段也能作為搜尋起點。應用程式儲存並比較表示，再回傳對應記錄；另一個語言模型可使用檢索來源資料起草答案。嵌入本身不包含自然語言解釋或逐字稿。\n\n此版本自身的模型頁面記載 8,192 token 輸入上限，以及 128 至 3,072 的輸出維度，建議大小為 768、1,536、3,072。預覽公告列出預設為 3,072，並描述 Matryoshka Representation Learning，讓表示較短的前綴仍保留有用資訊。需比較的向量應統一選定維度，並將模型版本和資料集合一起保留，不要只因長度相符就合併表示。\n\n預覽公告記載每個請求最多六張 PNG 或 JPEG 圖片、最長 120 秒 MP4 或 MOV 影片，以及最多六頁的 PDF 文件。也記載音訊可直接嵌入，不需經過中間文字轉錄。這些規格出自預覽版本自身公告，而非後續穩定版指南。該公告不能確定此確切預覽規格目前所有音訊時長、編解碼器或影格取樣限制。\n\n交錯多模態輸入，讓表示反映媒體間的關係，例如圖片與說明文字。產品目錄中，若照片與核准說明描述同一個可檢索物件，請一起提供。文件集合應將來源拆成聚焦段落或頁面，並保留標題與位置。媒體庫應選擇使用者要找事件的對應片段，將原始時間範圍和儲存記錄一起保留。\n\n實用檢索任務會明確定義預期關係。尋求解釋的問題、搜尋視覺相似項目、依主題分群，即使使用同一來源集合，也是不同任務。請一致準備內容，記錄版本與維度，並將每個向量連結至來源。相似度提供應用程式待檢視候選項，不是兩筆記錄敘述相同事實，或檢索來源完整回答問題的證明。\n\n實際媒體搜尋請表示選定圖片或影片摘錄，再與所需內容的描述比較。請將相符來源連同說明文字或時間範圍呈現，讓使用者審查。知識助理應先檢索相關頁面或段落，再生成書面回覆。Preview 模型的角色，是支援這些選擇步驟的多模態數值表示；儲存、排名規則與最終答案，仍是周邊流程的一部分。",
    "alias_of": null,
    "aliases": [],
    "author": "Google",
    "capabilities": {
      "context_length": 8192,
      "manufacturer_input": [
        "text",
        "image",
        "file",
        "audio",
        "video"
      ],
      "manufacturer_output": [
        "embeddings"
      ]
    },
    "card_routes": [
      {
        "label": "Ultra",
        "rates": [
          {
            "amount": "0.0004000",
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "input_price",
            "label": "Input tokens",
            "native_amount_usd_per_unit": "0.0000004",
            "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": "0",
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "output_price",
            "label": "Output tokens",
            "native_amount_usd_per_unit": "0",
            "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"
          }
        ],
        "summary": "完整的設定價格資訊請見詳細資料。"
      }
    ],
    "ctx": 8192,
    "formats": [
      "embeddings"
    ],
    "id": "google/gemini-embedding-2-preview",
    "input": [
      "text"
    ],
    "kind": "embedding",
    "max_out": null,
    "methods": [
      {
        "available": null,
        "cache_read": null,
        "cache_write": null,
        "cache_write_1h": null,
        "contract": {
          "data": {
            "all_results": "Keep every vector with its index. Vector count must equal input count; dimensions must be consistent.",
            "errors": [
              {
                "code": null,
                "condition": "缺少 model，或 JSON 格式錯誤。",
                "http_status": 400,
                "recovery": "請修正指出的欄位。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "超過已設定的本文大小上限。",
                "http_status": 413,
                "recovery": "請減少實際素材量。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "輸入或控制選項違反目前的專用政策。",
                "http_status": 422,
                "recovery": "請使用所示的最小文字輸入，切勿帶入繼承的控制選項。",
                "type": "invalid_request_error"
              },
              {
                "code": null,
                "condition": "無法綁定使用許可或報價。",
                "http_status": 503,
                "recovery": "請保留回應；切勿替換政策。",
                "type": "billing_error"
              }
            ],
            "example_body": {
              "input": [
                "First document",
                "Second document"
              ],
              "model": "google/gemini-embedding-2-preview"
            },
            "hints": [],
            "ignored_fields": [],
            "lifecycle": {
              "create": {
                "http": "POST",
                "path": "/v1/embeddings"
              },
              "job_read": null,
              "mode": "synchronous_json",
              "unknown": "此流程未引入嵌入向量任務端點。"
            },
            "material_combinations": [
              {
                "alternatives": [
                  "string",
                  "string[]"
                ],
                "mode": "text_to_embedding"
              }
            ],
            "operation_modes": [
              "single_embedding",
              "batched_embeddings"
            ],
            "outputs": {
              "all_results": "保留每個向量及其索引。向量數量必須與輸入數量相同，且維度必須一致。",
              "default_dimensions": null,
              "family": "embedding",
              "fields": [
                {
                  "description": null,
                  "name": "object",
                  "type": "string"
                },
                {
                  "description": null,
                  "name": "model",
                  "type": "string"
                },
                {
                  "description": null,
                  "name": "data[].index",
                  "type": "integer"
                },
                {
                  "description": null,
                  "name": "data[].embedding",
                  "type": "finite float[]"
                },
                {
                  "description": null,
                  "name": "usage",
                  "type": "object"
                }
              ],
              "format": "json"
            },
            "parameters": [
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": [
                  "google/gemini-embedding-2-preview"
                ],
                "enum_known": true,
                "name": "model",
                "required": true,
                "type": "string"
              },
              {
                "availability": "source_interface",
                "default": null,
                "default_known": false,
                "enum": null,
                "enum_known": false,
                "name": "input",
                "required": true,
                "type": "string|string[]"
              }
            ],
            "profile_binding": "Minimal current Source subset: only model and text input. Optional controls and another model dimensions/token limits are not inherited.",
            "request_schema": {
              "additionalProperties": false,
              "properties": {
                "input": {
                  "oneOf": [
                    {
                      "minLength": 1,
                      "type": "string"
                    },
                    {
                      "items": {
                        "minLength": 1,
                        "type": "string"
                      },
                      "minItems": 1,
                      "type": "array"
                    }
                  ]
                },
                "model": {
                  "enum": [
                    "google/gemini-embedding-2-preview"
                  ],
                  "type": "string"
                }
              },
              "required": [
                "model",
                "input"
              ],
              "type": "object"
            },
            "schema_template": {
              "input": [
                "First document",
                "Second document"
              ],
              "model": "google/gemini-embedding-2-preview"
            },
            "unsupported": [
              "image/audio/file objects in this minimal text profile",
              "dimensions (current Native43 supports_dimensions:false)",
              "foreign model-specific dimensions or token limits"
            ]
          },
          "hints": [
            "請保留每個回傳的向量與索引。",
            "此最小文字設定檔不代表支援圖片／音訊／檔案物件。"
          ],
          "input": {
            "content_type": "application/json",
            "input_shapes": [
              "string",
              "string[]"
            ],
            "material_types": [
              "text"
            ],
            "required": [
              "model",
              "input"
            ]
          },
          "lifecycle": {
            "mode": "synchronous_json",
            "unknown": "no embedding job endpoint inferred"
          },
          "manufacturer_capability": null,
          "method": {
            "http": "POST",
            "path": "/v1/embeddings"
          },
          "method_aliases": [],
          "operation_modes": [
            "text_to_embedding"
          ],
          "output": {
            "default_dimensions": null,
            "family": "embedding",
            "format": "json",
            "http_success": 200,
            "vectors": "Keep every vector, index, model and usage field. Current dedicated Source validates count, finite float elements and consistent actual dimensions."
          }
        },
        "ctx": 8192,
        "declared_pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "詞元基本費率",
            "units": [
              {
                "amount": "0.0004000",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": "0.0000004",
                "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": "0",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": "0",
                "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"
              }
            ]
          }
        ],
        "examples": [
          {
            "code": "{\n  \"model\": \"google/gemini-embedding-2-preview\",\n  \"input\": [\n    \"First document\",\n    \"Second document\"\n  ]\n}",
            "label": "Complete minimal JSON body",
            "language": "json"
          },
          {
            "code": "set -eu\n: \"${AILOOT_API_KEY:?Set your Ailoot API key}\"\ncat > embedding-request.json <<'JSON_REQUEST'\n{\n  \"model\": \"google/gemini-embedding-2-preview\",\n  \"input\": [\n    \"First document\",\n    \"Second document\"\n  ]\n}\nJSON_REQUEST\ncurl --fail-with-body --silent --show-error https://api.ailoot.ai/v1/embeddings \\\n  -H \"Authorization: Bearer $AILOOT_API_KEY\" -H 'Content-Type: application/json' \\\n  --data-binary @embedding-request.json -o embedding-response.json\n",
            "label": "curl · minimal text embeddings",
            "language": "bash"
          }
        ],
        "family": "openai",
        "fast_multiplier": null,
        "flex_multiplier": null,
        "fmt": "embeddings",
        "hints": [
          "Keep every vector index and dimension.",
          "Multimodal model name does not admit image objects on this exact path."
        ],
        "http": "POST",
        "in": 0.4,
        "input": [
          "text"
        ],
        "label": "嵌入向量",
        "max_out": null,
        "max_reasoning_effort_multiplier": null,
        "out": 0,
        "output": [
          "embedding"
        ],
        "path": "/v1/embeddings",
        "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": "token",
          "image_input_price": null,
          "image_output_price": null,
          "per_request_price": null
        },
        "pricing_profiles": [
          {
            "dimensions": {
              "regime": "base"
            },
            "label": "Base token rates",
            "units": [
              {
                "amount": "0.0004000",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "input_price",
                "label": "Input tokens",
                "native_amount_usd_per_unit": "0.0000004",
                "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": "0",
                "amount_unit": "usd_per_thousand_tokens",
                "billing_input": true,
                "estimate_only": false,
                "key": "output_price",
                "label": "Output tokens",
                "native_amount_usd_per_unit": "0",
                "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"
              }
            ]
          }
        ],
        "request_model_id": "google/gemini-embedding-2-preview",
        "route_label": "Ultra",
        "status_reads": [],
        "tiers": [],
        "units": [
          {
            "amount": "0.0004000",
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
            "estimate_only": false,
            "key": "input_price",
            "label": "Input tokens",
            "native_amount_usd_per_unit": "0.0000004",
            "native_quantity": 1,
            "native_unit": "input_token",
            "public_unit_label": "/ 1K tokens",
            "quantity": 1000,
            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
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          {
            "amount": "0",
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            "billing_input": true,
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            "label": "Output tokens",
            "native_amount_usd_per_unit": "0",
            "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",
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          },
          {
            "amount": null,
            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
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            "key": "cache_read_price",
            "label": "Cache read",
            "native_amount_usd_per_unit": null,
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            "native_unit": "cached_input_token",
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            "unit": "cached_input_token"
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          {
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            "key": "cache_write_price",
            "label": "Cache write",
            "native_amount_usd_per_unit": null,
            "native_quantity": 1,
            "native_unit": "generic_cache_creation_token",
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            "quantity_is_estimate": false,
            "rate_role": "typed_native_retail_rate",
            "side": "in",
            "unit": "generic_cache_creation_token"
          },
          {
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            "amount_unit": "usd_per_thousand_tokens",
            "billing_input": true,
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            "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"
          }
        ]
      }
    ],
    "model_aliases": [
      {
        "canonical_model_id": "google/gemini-embedding-2-preview",
        "request_model_id": "google/gemini-embedding-2-preview",
        "route_label": "Ultra"
      }
    ],
    "name": "Google: Gemini Embedding 2 Preview",
    "price": {
      "in": 0.4,
      "in_label": null,
      "out": 0,
      "out_label": null,
      "scope_label": "Token rates",
      "sort_in": 0.4,
      "sort_out": 0,
      "varies": false
    },
    "short": "Gemini Embedding 2 Preview 將文字、圖片、音訊、影片與 PDF 轉成同一多模態空間中的數值向量。另有文件記載的預覽規格，支援跨模態檢索與比較、8,192 token 輸入及彈性向量維度。"
  },
  "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": "Gemini Embedding 2 Preview 將文字、圖片、音訊、影片與 PDF 轉成同一多模態空間中的數值向量。另有文件記載的預覽規格，支援跨模態檢索與比較、8,192 token 輸入及彈性向量維度。",
  "source": {
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    "bridge_map_sha256": "1125275768b9636fc8461bc7da5061239a81ddfe508e2557843ca42c58ab0036",
    "raw_model_json_sha256": "a9ef4e64ba948d9089f24a7a7f1143af46f9af3b1364a3e07589ff94a3a8e225",
    "renderer_sha256": "13a3fc1b22d07359278e2249d630bfc9bb9e6416c71ba53def933fb5a903660b"
  },
  "sourceRevision": "ac79a63ed325a653a58cb89f7f982a5cdd4e14c539390de4d97bac3978b59c1e"
}