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How to install N8n Nodes MCP Flex 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 N8n Nodes MCP Flex by running "gemini mcp add n8n-nodes-mcp-flex npx -y n8n-nodes-mcp-flex", then type /mcp to check it.

Built from the published package · server updated 15 months ago

  1. 1

    Run the install command

    In a terminal, run:

    gemini mcp add n8n-nodes-mcp-flex npx -y n8n-nodes-mcp-flex
  2. 2

    Check it

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

MCP servers run with your permissions. If N8n Nodes MCP Flex needs an API key, add it under env in the config. Check its README.

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Questions

Does N8n Nodes MCP Flex work in Gemini CLI?

Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and N8n Nodes MCP Flex installs with the steps above.

N8n Nodes MCP Flex 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 N8n Nodes MCP Flex safe?

It scores 36 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.