How to install MCP Dev Tools 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 MCP Dev Tools by running "gemini mcp add mcp-dev-tools npx -y @procedures/mcp-dev-tools", then type /mcp to check it.
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Run the install command
In a terminal, run:
gemini mcp add mcp-dev-tools npx -y @procedures/mcp-dev-tools - 2
Check it
Inside Gemini CLI, type /mcp to list servers and tools.
MCP servers run with your permissions. If MCP Dev Tools needs an API key, add it under env in the config. Check its README.
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Questions
Does MCP Dev Tools work in Gemini CLI?
Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and MCP Dev Tools installs with the steps above.
MCP Dev Tools 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 MCP Dev Tools safe?
It scores 86 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
