How to install Plugin 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 Plugin by running "gemini mcp add plugin npx -y @nestjs-devtools-mcp/plugin", then type /mcp to check it.

Built from the published package · server updated 1 month ago

Run the install command

In a terminal, run:

gemini mcp add plugin npx -y @nestjs-devtools-mcp/plugin

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

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

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

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Questions

Does Plugin work in Gemini CLI?

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

Plugin 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 Plugin safe?

It scores 66 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.