How to install Plugin MCP in Codex

To install Plugin MCP in Codex, run "codex mcp add plugin-mcp -- npx -y @kubb/plugin-mcp" 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 plugin-mcp -- npx -y @kubb/plugin-mcp

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

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Does Plugin MCP work in Codex?

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

Plugin MCP 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 Plugin MCP safe?

It scores 87 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.