Anthropic Red Team Assessment: Claude Mythos Preview's Autonomous Vulnerability Discovery Capabilities

Hacker News·medium signal

Anthropic's red team published their assessment of Claude Mythos Preview's cybersecurity capabilities at red.anthropic.com. The evaluation details how Mythos autonomously chains multi-step exploits, discovers novel attack vectors, and identifies vulnerabilities that human researchers had missed for decades. The report outlines specific capability thresholds that triggered Anthropic's decision to restrict the model to vetted partners only. 286 points and 42 comments on HN.