Descriptions:
Claude’s Chrome browser extension brings Anthropic’s AI directly into the browser, enabling it to navigate websites, fill out forms, manage multiple tabs, and interact with web content autonomously. In this hands-on walkthrough, Craig Hewitt installs and tests the beta extension on the Claude Max plan ($200/month), working through real tasks including restaurant discovery on DoorDash, flight searches, and front-end debugging inside a Next.js project running on localhost.
The extension uses Claude’s Haiku 4.5 model for browser-based tasks—a deliberate tradeoff favoring speed and cost over raw capability. Hewitt tests multi-tab and multi-window behavior, explores how the extension handles authentication flows and page navigation across simultaneous sessions, and examines how it connects with Cursor to read browser console errors during development.
The video also addresses a significant security concern that Anthropic surfaces in its own documentation: malicious websites can embed hidden instructions designed to hijack the AI’s actions without the user’s knowledge. Hewitt assesses where the extension delivers genuine value—parallel task execution, background web research—and where it struggles, including complex multi-window flows and login handoffs. For developers and power users evaluating whether Claude’s browser agent fits their workflow, this is an honest, practical first look at a notable capability still in beta.
📺 Source: Craig Hewitt · Published December 24, 2025
🏷️ Format: Review
