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How to install Protein MCP Server in Codex

To install Protein MCP Server in Codex, run "codex mcp add protein-mcp-server -- npx -y @cyanheads/protein-mcp-server" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated 5 days ago

  1. 1

    Run the install command

    In a terminal, run:

    codex mcp add protein-mcp-server -- npx -y @cyanheads/protein-mcp-server
  2. 2

    Check it

    Inside Codex, type /mcp to see the server and its tools.

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

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Questions

Does Protein MCP Server work in Codex?

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

Protein MCP Server 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 Protein MCP Server safe?

It scores 78 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.