AI Plugin IndexHow to install UI MCP React 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 UI MCP React by running "gemini mcp add ui-mcp-react npx -y @smwb/ui-mcp-react", then type /mcp to check it.
Built from the published package · server updated 4 days ago
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Run the install command
In a terminal, run:
gemini mcp add ui-mcp-react npx -y @smwb/ui-mcp-react - 2
Check it
Inside Gemini CLI, type /mcp to list servers and tools.
MCP servers run with your permissions. If UI MCP React needs an API key, add it under env in the config. Check its README.
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Questions
Does UI MCP React work in Gemini CLI?
Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and UI MCP React installs with the steps above.
UI MCP React 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 UI MCP React safe?
It scores 61 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.