Claude Opus 5.5 is a major step up from Opus 5. It's the new leading model, and early testers saw large jumps in performance on their most complex work... On our automated behavioral audit, the most comprehensive alignment test we run, Opus 5.5 is the strongest-performing model we've tested to date.
Claude Opus 5.5 is a major step up from Opus 5. It's the new leading model, and early testers saw large jumps in performance on their most complex work... On our automated behavioral audit, the most comprehensive alignment test we run, Opus 5.5 is the strongest-performing model we've tested to date.
Claude Opus 5.5 is a major step up from Opus 5. It's the new leading model, and early testers saw large jumps in performance on their most complex work... On our automated behavioral audit, the most comprehensive alignment test we run, Opus 5.5 is the strongest-performing model we've tested to date.