Stunt Double for Gemini CLI

io.stuntdouble/mcp-server

Deploy AI user personas to validate user journeys at scale. Find UX friction before real users do.

client:Gemini CLI transport:streamable-http

Install Stunt Double in Gemini CLI

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

{
  "mcpServers": {
    "mcp-server": {
      "httpUrl": "https://app.stuntdouble.io/api/mcp"
    }
  }
}

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