How to install Shouting MCP Slack 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 Shouting MCP Slack by running "gemini mcp add shouting-mcp-slack npx -y shouting-mcp-slack", then type /mcp to check it.
Built from the published package · server updated 14 months ago
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Run the install command
In a terminal, run:
gemini mcp add shouting-mcp-slack npx -y shouting-mcp-slack - 2
Check it
Inside Gemini CLI, type /mcp to list servers and tools.
MCP servers run with your permissions. If Shouting MCP Slack needs an API key, add it under env in the config. Check its README.
Install Shouting MCP Slack in another app
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Questions
Does Shouting MCP Slack work in Gemini CLI?
Yes. Gemini CLI supports local and remote mcp servers, extensions (legacy), and Shouting MCP Slack installs with the steps above.
Shouting MCP Slack 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 Shouting MCP Slack safe?
It scores 30 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.
