Chrome Remote Browser — AI Agent Usage Guide

A comprehensive guide for AI agents on how to control Chrome via Remote Debugging Protocol (CDP) on port 9222. This enables interaction with authenticated sessions (Google, GitHub, dashboards, etc.) without needing separate login credentials.

Overview

What is Chrome Remote Debugging?

Chrome can expose a debugging interface on a local TCP port (default: 9222). When enabled, external tools can:

• Open/close tabs
• Navigate to URLs
• Read page content (DOM, accessibility tree)
• Take screenshots
• Click buttons, fill forms, scroll
• Execute JavaScript

When to Use the Browser Tool