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How to install CoS Codex Bridge in Gemini CLI

Gemini CLI was replaced by Antigravity CLI in June 2026. On an enterprise licence or paid API key you can still install CoS Codex Bridge by running "gemini mcp add cos-codex-bridge npx -y cos-codex-bridge", then type /mcp to check it.

Built from the published package · server updated 5 days ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add cos-codex-bridge npx -y cos-codex-bridge
  2. 2

    Check it

    Inside Gemini CLI, type /mcp to list servers and tools.

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

Install CoS Codex Bridge in another app

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Questions

Does CoS Codex Bridge work in Gemini CLI?

Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and CoS Codex Bridge installs with the steps above.

CoS Codex Bridge does not show up in Gemini CLI. What now?

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

Is CoS Codex Bridge safe?

It scores 73 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.