How to install devtools in Codex

To install devtools in Codex, run "codex mcp add devtools -- npx -y mcp-devtools-server" in your terminal, then type /mcp in Codex to check it.

Built from the published package · server updated 7 months ago

Run the install command

In a terminal, run:

codex mcp add devtools -- npx -y mcp-devtools-server

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

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Does devtools work in Codex?

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

devtools 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 devtools safe?

It scores 48 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.