How to install Browser UI Vanilla 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 Browser UI Vanilla MCP by running "gemini mcp add browser-ui-vanilla-mcp npx -y @visuallyjs/browser-ui-vanilla-mcp", 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 browser-ui-vanilla-mcp npx -y @visuallyjs/browser-ui-vanilla-mcp

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

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

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Questions

Does Browser UI Vanilla MCP work in Gemini CLI?

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

Browser UI Vanilla 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 Browser UI Vanilla MCP safe?

It scores 58 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.