How to install Node in Codex

To install Node in Codex, run "codex mcp add node -- npx -y @modelcontextprotocol/node" in your terminal, then type /mcp in Codex to check it.

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Run the install command

In a terminal, run:

codex mcp add node -- npx -y @modelcontextprotocol/node

MCP servers run with your permissions. If Node needs an API key, add it under env in the config. Check its README.

Mock, record/replay, verify and chaos-test any HTTP, REST, gRPC or LLM dependency over MCP.

XcodeBuildMCP provides tools for Xcode project management, simulator management, and app utilities.

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Does Node work in Codex?

Yes. Codex supports mcp servers in the codex cli and ide extension, and Node installs with the steps above.

Node does not show up in Codex. What now?

Restart Codex fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is Node safe?

It scores 88 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.