Context7

A developer tool that fetches up-to-date, version-specific documentation and code examples for software libraries, solving the problem of AI agents relying on outdated or generic information. It targets software developers and engineering teams using AI coding assistants like Claude, Codex, Cursor, or any LLM, from individual developers to enterprises. It is delivered as a command-line tool and API, with a free tier for personal use and enterprise options, and is positioned as a more cost-effective and token-efficient alternative to web search.

Key features

• Up-to-date, version-specific documentation
• Real, working code examples from source
• Concise, relevant information with no filler
• Simple integration with coding tools
• Free for personal use
• Supports 121,000+ libraries
• Benchmark scores for documentation quality
• Snippets and update tracking