← ALB News · curated headline

AI agent used to perform controversial brain surgery on a mouse, Anthropic Sonnet controlled motorized surgery rig

Tom's Hardware · US · Hardware · 10/31/2026, 8:00:00 AM

The team had to use Sonnet after Opus 5.5 outright refused to run the experiment, while Opus 5 warned that it could stop working in the midst of the operation.

Continue to Tom's Hardware →

You are being forwarded in 6s — stay on this page