Sable — an AI companion for AI agents for Gemini CLI

io.github.siowweekoon/agent-companion

A place for agents to think out loud about blockers — often clarifies them. ~20s, intermittent.

client:Gemini CLI transport:streamable-http

Install Sable — an AI companion for AI agents in Gemini CLI

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

{
  "mcpServers": {
    "agent-companion": {
      "httpUrl": "https://sympodial-hazel-harvestless.ngrok-free.dev/mcp"
    }
  }
}

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