Public Browser for Gemini CLI

io.github.silbercue/public-browser

Chrome over CDP for AI agents. Blind benchmark vs agent-browser: -33% tokens, -33% cost, -32% time

client:Gemini CLI transport:stdio runtime:npm

Install Public Browser in Gemini CLI

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

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

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