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How to install alpaca-guard 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 alpaca-guard by running "gemini mcp add alpaca-guard npx -y alpaca-guard-mcp", then type /mcp to check it.

Built from the published package · server updated 4 months ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add alpaca-guard npx -y alpaca-guard-mcp
  2. 2

    Check it

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

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

Install alpaca-guard in another app

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Questions

Does alpaca-guard work in Gemini CLI?

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

alpaca-guard 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 alpaca-guard safe?

It scores 40 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.