How to install MCP Handler 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 Handler by running "gemini mcp add mcp-handler npx -y @mr-kelly/mcp-handler", then type /mcp to check it.

Built from the published package · server updated yesterday

Run the install command

In a terminal, run:

gemini mcp add mcp-handler npx -y @mr-kelly/mcp-handler

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

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

Install MCP Handler in another app

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

Similar servers

Azure MCP Server microsoft

100

All Azure MCP tools to create a seamless connection between AI agents and Azure services.

AAA Local 63k/wk

Omnara omnara-ai

Deploy durable AI agents with Omnara, an open-source managed-agent platform.

AAA Remote 2.9k

mcp cloudflare

Cloudflare MCP servers

AAB Remote 4.4k

Questions

Does MCP Handler work in Gemini CLI?

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

MCP Handler 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 Handler safe?

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