litmus for Gemini CLI

io.github.polygraphso/litmus

Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.

client:Gemini CLI transport:streamable-http runtime:npm tools:3

Install litmus in Gemini CLI

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

{
  "mcpServers": {
    "litmus": {
      "httpUrl": "https://polygraph.so/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