Opus 5.5 underwent METR external evaluation and adds cyber and bio safeguards
mikeyk · x · 2026-09-23
Mike Krieger says Anthropic has always taken safety seriously: Opus 5.5 underwent extensive alignment testing and evaluation by outside organizations like METR, and introduces new safeguards across high-risk areas such as cyber and bio.
Related event: Anthropic Launches Claude Opus 5.5: Smarter, Faster and 40% Cheaper(55 posts)→
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