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How to install Server Filesystem 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 Server Filesystem by running "gemini mcp add server-filesystem npx -y @modelcontextprotocol/server-filesystem", then type /mcp to check it.

Built from the published package · server updated yesterday

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add server-filesystem npx -y @modelcontextprotocol/server-filesystem
  2. 2

    Check it

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

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

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Questions

Does Server Filesystem work in Gemini CLI?

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

Server Filesystem 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 Server Filesystem safe?

It scores 85 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.