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MCP server / Upstash

Context7 MCP Server for Codex

Retrieve version-specific library documentation in your agent.

Docs reviewedChecked 2026-09-10Runtime not tested

What it adds

Expose documentation lookup tools through a local or remote MCP connection. This record covers the server; the author's CLI-plus-skills mode is a separate setup option.

documentationlibrariesmcp

Get set up

  1. Choose local MCP or the provider's remote server configuration.
  2. For the local example, use the command from OpenAI's Codex MCP documentation.
  3. For the remote route, follow Context7's client guide for the URL and authentication.
  4. Check the server in Codex's MCP list and request documentation for a specific library/version.
codex mcp add context7 -- npx -y @upstash/context7-mcp
Review before running
Read the installation source

Before you install

  • Network access
  • Node.js 18+ for the documented local CLI setup
  • API key recommended by the provider for higher limits

Compatibility & limitations

Documented for Codex and Cursor

Cursor: Author provides Cursor MCP configuration and install links.

  • Remote authentication and rate limits are provider-controlled.
  • The displayed local command does not configure an API key.
This listing is based on source documentation. We have not installed or runtime-tested this asset.

How it fits together

Complements React review guidance with current library context; not part of the Vercel skill.

React Best Practices · SkillReview React and Next.js code for performance pitfalls.

Sources & provenance

Reviewed 2026-09-10. Source revision: master (mutable; commit not pinned).

View recorded revision