How to install Iframe Runtime in Codex
To install Iframe Runtime in Codex, run "codex mcp add iframe-runtime -- npx -y @ggui-ai/iframe-runtime" 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 iframe-runtime -- npx -y @ggui-ai/iframe-runtime - 2
Check it
Inside Codex, type /mcp to see the server and its tools.
MCP servers run with your permissions. If Iframe Runtime needs an API key, add it under env in the config. Check its README.
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Questions
Does Iframe Runtime work in Codex?
Yes. Codex supports mcp servers in the codex cli and ide extension, and Iframe Runtime installs with the steps above.
Iframe Runtime 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 Iframe Runtime safe?
It scores 82 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
