Ever asked Claude or GPT to help with a Next.js project, only to get deprecated API examples or completely made-up functions? Context7 MCP Server fixes this by pulling fresh, version-specific documentation directly into your AI chat context. Just add ‘use context7’ to any prompt, and it fetches current docs, real code examples, and actual APIs from the source.
Built as an MCP (Model Context Protocol) server, it integrates seamlessly with Cursor, Claude Desktop, and other AI coding tools. The 44k+ stars suggest developers are tired of debugging AI-generated code that uses phantom methods from libraries that changed their API six months ago. Context7 automatically grabs the right documentation for your specific package versions, so your AI assistant actually knows what functions exist.
If you’ve ever spent 20 minutes figuring out why the AI’s ‘perfect’ solution doesn’t work because it’s using an outdated SDK, this is your fix. One-click install for Cursor users, npm package available, and it supports multiple languages. The difference between guessing what the API looks like versus knowing exactly what it is.
⭐ Stars: 44561
💻 Language: TypeScript
🔗 Repository: upstash/context7