AI coding tools and models

Compare coding assistants and models on your own tasks, including context handling, editing quality, response time and verification effort.

Choose a coding tool by the work you need to finish. Test assistants and models on the same input, then compare results, errors and the effort to review them.

Markdown

• AI Agents for Coding: From Vibe Coding to Agentic EngineeringHow agentic engineering differs from vibe coding: project context, planning, parallel agents, reviews, and maintaining control.
• Claude Code alternatives in 2026: price, limits, and autonomyCompare free, open-source and paid Claude Code alternatives, including local-model support, by price, limits, payment and autonomy.
• Anthropic disables Claude Fable 5 and Mythos 5: what to use insteadTimeline of the shutdown of Claude Fable 5 and Mythos 5, switching models in Claude Code, and preserving working context. A historical review of June 2026.
• Free Coding Models in 2026: What to Replace Expensive Claude WithGLM-5.2, DeepSeek, Qwen, Kimi, and Gemini — free and low-cost models for coding in 2026. How much they cost, how to connect them in 15 minutes, and when Claude is still better.
• Free AI Agent for VS Code: Which One to Install in 2026Copilot, Cline, Antigravity, and local models through Ollama: a free start, limits, and working with sensitive code.
• ChatGPT in 2026: Features, Plans, and First StepsWhat ChatGPT can do, how Free, Go, Plus, and Pro differ, and how to get started with a real task. Check regional availability separately.
• ChatGPT or Claude: Choosing for Work and Business in 2026A comparison of ChatGPT and Claude for writing, coding, documents, pricing, and regional access conditions. Five tasks for comparing the services yourself.
• ChatGPT or DeepSeek: Which Should You Choose in 2026?Comparison of ChatGPT and DeepSeek in 2026: prices, free plans, access and payment terms, the strengths of each, and how they handle user data.
• 8 AI Agents for Coding in 2026: Claude Code, Codex, and MoreA review of 8 AI coding tools for 2026: Claude Code, Cursor, Codex, Antigravity, and others. Comparison by key criteria and who each one is suited for.
• Codex alternatives in 2026: replacing OpenAI’s terminal agent to suit your taskWhat to replace OpenAI Codex with in 2026: Claude Code, Gemini CLI, Qwen Code, OpenCode, and Aider. Differences in models, payment, and code openness; choosing for your task.
• Claude Opus 5: Overview, Price, and Whether to Switch in 2026A practical overview of Claude Opus 5 release claims, pricing, effort levels, and switching considerations. No independent quantitative benchmark comparison is provided.
• Claude Sonnet 5 in Claude Code: Is It Worth Switching, and Will It Get More Expensive?A comparison of Sonnet 5 and Opus 4.8: tokenization, task cost, benchmarks, measuring usage, and commands for switching models.
• Cline vs Claude Code: a free alternative in VS CodeCline in 2026: an open-source VS Code agent, your key for Claude, DeepSeek, Gemini, or Ollama. When to use Cline, and when Claude Code.
• GPT-5.5 Will Be Disabled in Codex on October 14: What to Choose InsteadOn October 14, 2026, OpenAI will disable GPT-5.5 in Codex for ChatGPT sign-ins on all plans. Which model to choose instead and how to change it in the CLI and app.
• OpenAI Codex: What It Is, How to Install It, and Regional Access Conditions in 2026Codex from OpenAI: the agent application, installation methods, interfaces, models, plans, permissions, and regional access conditions.
• OpenAI Codex in 2026: features, plans, and practical trade-offsA product overview of Codex execution surfaces, dated plan and model details, permissions, usage limits, and a practical first pilot.
• Codex vs Claude Code 2026: how to choose a toolComparison of Codex and Claude Code: prices and limits, reasoning, AGENTS.md and CLAUDE.md, reviews, use cases, and a parallel test on a real task.
• Cursor and Claude Code: A Comparison of Interfaces, Models, and Token UsageA dated comparison of Cursor and Claude Code interfaces, pricing, models, and workflows, with guidance for measuring token usage and explicit limits on an unverified benchmark.
• Devin, Replit Agent, and Cline in 2026: Which to ChooseA comparison of Devin 2.0, Replit Agent 3, and Cline by price, benchmarks, and real production work. Where to look if you’re tired of Claude Code in May 2026.
• Claude Fable 5: Release, Guardrails, and June 2026 BlockAnthropic released Fable 5 at a level above Opus 4.8 (95% SWE-Bench Verified). 3 days later, the US government ordered it to be disabled. An analysis of June 2026.
• Migrating from Gemini CLI to Antigravity CLI: A GuideInstalling agy, migrating configuration, plugins, and environment variables; checks, common errors, and regional restrictions.
• GitHub Copilot is retiring 6 models on 19 October 2026: what to doWhich six models GitHub Copilot is retiring, which alternatives are suggested, and what to check in settings and integrations before 19 October 2026.
• GLM-5.2 Catches Up with Claude Opus 4.8: The Open Model Costs 5 Times LessGLM-5.2 from Z.ai codes almost as well as Claude Opus 4.8, but costs many times less. I examine the tests, prices, and how to connect the open model to Claude Code in 5 minutes.
• What Is Google Antigravity, and Should You Switch from Claude Code in 2026Detailed analysis: What is Google Antigravity, and should you switch from Claude Code in 2026?
• GPT-5.6 vs. Claude Fable 5: Has OpenAI caught up with Anthropic in 2026?Compare GPT-5.6 and Claude Fable 5 by benchmark scope, published and missing scores, launch-era prices, and a pilot on your own coding task.
• GPT-6.1 Sol: How it differs from Astra, pricing, and Codex accessGPT-6.1 Sol vs. GPT-6 Astra: API and Codex credit rates, estimated messages on Plus and Standard Business, availability by plan, and model selection.
• GPT-6 Astra or Claude Fable 5.1: which to choose in 2026API pricing, cache, context, computer control, and access restrictions: a comparison of GPT-6 Astra and Claude Fable 5.1 for real-world tasks.
• GPT-6 in free ChatGPT and Intelligent UIGPT-6 Luna and Sol models by plan, calculators, forms, charts, and example requests to Intelligent UI.
• Grok Build or Claude Code: Which Should Vibe Coders Choose in 2026?A comparison of Grok Build and Claude Code: agent architectures, capabilities, benchmarks, pricing, limitations, and scenarios for choosing a tool.
• How to Read AI Coding Benchmarks and Avoid Picking a Paper WinnerWhat HumanEval and SWE-bench measure, and how to account for the agent wrapper, conditions, task freshness, variance, and cost when reading AI coding rankings.
• New DeepSeek Models for Coding in 2026: Which One to ChooseDetailed overview: New DeepSeek models for coding in 2026: which one to choose.
• AI API pricing comparison: chart of selected modelsCompare API prices of GPT-6 Astra, Claude Opus 5.5, Fable 5.1, Sonnet 5 and GPT-6 Luna as of 23.09.2026; choose a model by task.
• Kimi Code: what it is, its official website, and how to install it on Windows and macOSKimi Code by Moonshot AI: a desktop app, CLI, and editor plugins. Installation on Windows and macOS, signing in with /login, and plans as of September 2026.
• Kimi K3 in practice: hands-on experience and a comparison with Claude CodeSpeed, token usage, caching, and compatibility with multi-agent setups: the author’s personal experience and published independent benchmarks.
• Kimi K3 and Claude Code: Comparison, Cost, and SetupFrontend and intelligence benchmarks, API pricing, caching, open-weight limitations, and connecting Kimi to Claude Code through environment variables.
• Lovable vs Claude Code in 2026: which should you choose for your first project?Lovable and Claude Code: prices, who each is suited for, and pitfalls. A decision table and a workflow where Lovable draws the skeleton and Claude Code refines the logic.
• How to migrate from Claude Code to Codex in 2026: a step-by-step guideCodex can import supported Claude Code setup. Check instructions, skills, MCP connections, hooks, and workflows against an inventory; manual work depends on your setup.
• Alibaba’s Open Code Review: installation and your first reviewSet up a model for Open Code Review, check Git changes, and review the findings. Delegation mode uses your agent’s model.
• OpenClaw or Hermes Agent: a task-based comparisonMessengers, memory, skills, models, installation, and security: a comparison of OpenClaw and Hermes Agent and how they work together.
• OpenCode Install Guide: AI API Providers, Setup, and ModelsFor an OpenCode install Linux users can run the native script. The OpenCode install npm method also works with bun, pnpm, and yarn.
• Opus 4.8 in Claude Code: What’s New, Pricing, and How to Switch in 2026What changes in Claude Code with Opus 4.8 on May 28, 2026: Dynamic Workflows, xhigh effort, Fast Mode. Exact prices, benchmarks, decision matrix.
• Qwen 3.7 and 3.7 Max: what the model for coding can do in 2026Qwen 3.7 versions and regional prices from Alibaba documentation, vendor-reported comparisons, evidence limits, and a pilot for measuring real task cost.
• AI coding agent rankings in 2026: who actually solves tasksDetailed analysis: AI coding agent rankings in 2026: who actually solves tasks.
• Claude Code Pricing Model: Choosing Sonnet, Opus, and EffortModels and effort levels, the model and fast commands, historical USD calculations, caching, opusplan, and practical presets. Rates and updates for September 2026.
• Windsurf Becomes Devin Desktop: Migration and the New AgentTransition dates, Cascade EOL, Devin Local, Agent Command Center, ACP, configuration rules, and migration checks, including unresolved CI invocation requirements.
• Windsurf vs Claude Code in 2026: Which Should a Vibe Coder Choose?Detailed comparison: Windsurf vs Claude Code in 2026: which should a vibe coder choose?
• ZCode: a desktop alternative to Claude Code on GLM-5.2Installing ZCode from zcode.z.ai, five days of access without a card, GLM-5.2 plans, comparison with Claude, and data security limitations.