Anthropic's Red Team cyber tier blocked none of 50 trials in its own test

Anthropic has folded Project Glasswing and its Cyber Verification Program into a single programme with three access tiers and published its own measurements of what each tier stops. In its own test, the company says no blocks occurred when Claude Opus 5.5 ran through 50 trials of an offensive security evaluation in the Red Team Access tier.

Headlines are indexed or machine translated, not independent verification of scientific results. Medical news is not clinical advice. Distinguish interstellar concepts from demonstrated space technology using the original source.