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context7

Free

Context7 Platform -- Up-to-date code documentation for LLMs and AI code editors

Model APIsFreeFree tier
Type
Open Source
Company
Upstash
Visit Website GitHub (54.3k stars)

About context7

Context7 provides up-to-date, version-specific documentation and code examples for libraries directly to LLMs and AI code editors like Claude, Cursor, and Codex. It eliminates outdated information and hallucinations by pulling fresh documentation from source, ensuring AI agents understand the user's current stack. The tool is free for personal use and offers simple integration with popular coding tools, saving users time and improving the accuracy of AI-generated code.

Key Features

Up-to-date, version-specific documentation from source
Real, working code examples from the source
Concise, relevant information with no filler
Free for personal use
Simple integration with tools like Cursor, Claude, Codex, and any LLM
Paste accurate documentation directly into coding tools

Pros & Cons

Pros
  • Provides up-to-date version-specific documentation reducing outdated information
  • Reduces hallucinations in AI-generated code examples
  • Free for personal use
  • Easy integration with popular coding tools
  • Saves time by providing accurate code examples directly from source

Best For

Integrating latest library documentation into AI coding assistants like Cursor and ClaudeGetting hallucination-free code examples from LLMsEnsuring AI agents use current library versionsReducing time spent verifying AI responses

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FAQ

What is Context7?
Context7 is a tool that pulls up-to-date, version-specific documentation and code examples directly from library sources to provide accurate context to LLMs and AI code editors, eliminating outdated or hallucinated responses.
Is Context7 free?
Yes, Context7 is free for personal use.
Who maintains Context7?
Context7 is built and maintained by the Upstash team.