Starmux — All-in-One Self-Hosted Remote MCP Server & Gateway for Gemini CLI

io.github.cookyecat/starmux

All-in-one remote MCP server & gateway: built-in file, terminal, process & stdio tools over HTTP.

client:Gemini CLI transport:stdio runtime:npm

Install Starmux — All-in-One Self-Hosted Remote MCP Server & Gateway in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "starmux": {
      "command": "npx",
      "args": [
        "-y",
        "starmux"
      ]
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs