Unverified50% confidenceFactExact time
Anthropic states that Opus 5.5 achieved its best results to date on an automated behavioral audit (alignment suite covering thousands of simulated scenarios), and is less likely to take actions that are difficult to reverse or to engage in out-of-bounds operations.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/25/2026
First Seen
Valid until: 12/24/2026
Sources
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