How to install Opentabs Plugin X 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 Opentabs Plugin X by running "gemini mcp add opentabs-plugin-x npx -y @opentabs-dev/opentabs-plugin-x", then type /mcp to check it.

Built from the published package · server updated 4 days ago

Run the install command

In a terminal, run:

gemini mcp add opentabs-plugin-x npx -y @opentabs-dev/opentabs-plugin-x

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

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

Install Opentabs Plugin X in another app

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Questions

Does Opentabs Plugin X work in Gemini CLI?

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

Opentabs Plugin X 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 Opentabs Plugin X safe?

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