Context7

§1What it does

Context7 pulls current documentation for libraries directly into the prompt, reducing hallucinated or outdated APIs.

§2Setup

{
  "mcpServers": {
    "context7": {
      "url": "https://mcp.context7.com/mcp"
    }
  }
}

Snippets adapted from the official documentation. Check the official page for current options and auth requirements.

§2aTools (live-checked Oct 16, 2026)

Returned by the server's own tools/list via remote https://mcp.context7.com/mcp. No credentials used; no tools were called.

• resolve-library-id — Resolves a package/product name to a Context7-compatible library ID and returns matching libraries. You MUST call this function before 'Query Documentation' tool to obtain a valid Context7-compatible library ID UNLESS the user explicitly provides a library ID in the format '/org/project' or '/org/pr
• query-docs — Retrieves and queries up-to-date documentation and code examples from Context7 for any programming library or framework. You must call 'Resolve Context7 Library ID' tool first to obtain the exact Context7-compatible library ID required to use this tool, UNLESS the user explicitly provides a library

§3Prompts to try

1. “Use context7: how do I set up middleware in Next.js 15?”Copy
2. “Show the current Supabase auth API for React.”Copy