Anthropic’s Cowork Browser: How Claude Desktop Is Getting a Dedicated Browsing Layer
Anthropic turned the Claude in Chrome side panel into a full Cowork session on 12 August 2026, weeks after putting a sandboxed browser inside Claude Code on the desktop. Here is what has actually shipped, how a dedicated Cowork browser compares with the extension, which capabilities each surface gets, what Anthropic has built to contain prompt injection, and the governance your team needs before switching any of it on.
