AgentFirstStack Replay for Gemini CLI

com.agentfirststack/replay

Session replay as readable transcripts: rage and dead clicks, JS errors, heatmaps. Open source.

client:Gemini CLI transport:streamable-http

Install AgentFirstStack Replay in Gemini CLI

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

{
  "mcpServers": {
    "replay": {
      "httpUrl": "https://replay.agentfirststack.com/mcp"
    }
  }
}

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