How to install Agent Email 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 Agent Email by running "gemini mcp add agent-email npx -y email-agent-mcp", then type /mcp to check it.

Built from the published package · server updated 2 days ago

Run the install command

In a terminal, run:

gemini mcp add agent-email npx -y email-agent-mcp

2
Check it
Inside Gemini CLI, type /mcp to list servers and tools.

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

Install Agent Email in another app

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Questions

Does Agent Email work in Gemini CLI?

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

Agent Email 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 Agent Email safe?

It scores 77 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.