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How to install doublespeed — Xcode as an API 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 doublespeed — Xcode as an API by running "gemini mcp add doublespeed-xcode-as-an-api npx -y @doublespeed/mcp", then type /mcp to check it.

Built from the published package · server updated 1 month ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add doublespeed-xcode-as-an-api npx -y @doublespeed/mcp
  2. 2

    Check it

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

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

Install doublespeed — Xcode as an API in another app

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Questions

Does doublespeed — Xcode as an API work in Gemini CLI?

Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and doublespeed — Xcode as an API installs with the steps above.

doublespeed — Xcode as an API 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 doublespeed — Xcode as an API safe?

It scores 27 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.