Claude says Opus 5 beats Opus 4.8 on cyber tasks, but trails Mythos 5 on exploits
menhguin · x · 2026-07-26
Claude says Opus 5 is stronger than Opus 4.8 on cybersecurity tasks, but still clearly trails Mythos 5 on exploit development.
The post also says the model’s safeguards are meant to help developers find and fix software vulnerabilities while blocking high-risk misuse.
Related event: Anthropic Releases Claude Opus 5: SOTA Performance at Half the Price(126 posts)→
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