How to install Lib MCP 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 Lib MCP by running "gemini mcp add lib-mcp npx -y @aleph-alpha/lib-mcp", then type /mcp to check it.

Built from the published package · server updated 15 days ago

Run the install command

In a terminal, run:

gemini mcp add lib-mcp npx -y @aleph-alpha/lib-mcp

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

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

Install Lib MCP in another app

Claude Code Claude Desktop Cursor VS Code Windsurf Codex Antigravity CLI ChatGPT

Similar servers

Jitsu jitsucom

100

Manage Jitsu data pipelines: destinations, streams, connections, functions, live events.

AAA Remote 5.1k

Oh My Posh Validator JanDeDobbeleer

100

Validate oh-my-posh configurations and segment snippets against the official schema.

AAA Remote 24k

World Monitor koala73

Real-time global intelligence across conflict, markets, energy, trade, shipping and cyber. 95 tools.

ACA Remote 89k

Questions

Does Lib MCP work in Gemini CLI?

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

Lib MCP 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 Lib MCP safe?

It scores 84 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.