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Context7 MCP

by Upstash

Context7 MCP provides up-to-date, version-specific documentation and code examples directly from the source for use in LLM prompts. It helps avoid outdated information and hallucinated APIs when using LLMs for code generation and understanding.

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What is Context7 MCP?

Context7 MCP (Model Context Protocol) is a server that fetches up-to-date documentation and code examples for libraries and frameworks, and injects them into the context of your LLM prompts. This allows the LLM to provide more accurate and relevant answers based on the latest information.

How to use Context7 MCP?

To use Context7, add use context7 to your question in Cursor, Windsurf, or another MCP Client. You need to install the Context7 MCP server in your editor by configuring the MCP settings with the provided JSON configuration.

Key features of Context7 MCP

  • Up-to-date documentation

  • Version-specific information

  • Working code examples

  • Integration with Cursor and Windsurf

  • Avoids hallucinated APIs

Use cases of Context7 MCP

  • Generating code snippets with the latest API

  • Understanding how to use new features in a library

  • Troubleshooting code issues with current documentation

  • Avoiding outdated code examples

  • Getting accurate information about specific library versions

FAQ from Context7 MCP

What is Context7?

Context7 is a tool that provides up-to-date documentation and code examples to LLMs, improving the accuracy of their responses.

How do I install Context7?

You can install Context7 in Cursor or Windsurf by adding the provided JSON configuration to your MCP settings.

What are the requirements for using Context7?

You need Node.js >= v18.0.0 and a compatible MCP Client like Cursor or Windsurf.

How does Context7 work?

When you add use context7 to your prompt, Context7 fetches relevant documentation and code examples and injects them into the LLM's context.

What tools are available in Context7?

Context7 provides resolve-library-id to resolve library names and get-library-docs to fetch documentation for a specific library ID.