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Researchers say AI just broke every benchmark for autonomous cyber capability

Two of the most advanced AI models, Anthropic's Claude Mythos Preview and OpenAI's GPT-5.5, have significantly outpaced the already accelerating trend in autonomous cybersecurity tasks, according to recent findings from the UK AI Security Institute and Palo Alto Networks.

SourceHacker News AIAuthor: lschueller
Researchers say AI just broke every benchmark for autonomous cyber capability
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Key points

  • Frontier AI models surpass previously observed doubling trend in autonomous cyber tasks.
  • The 80% reliable cyber time horizon had been doubling every five months, but new models exceed that.
  • It remains unclear if this is an isolated jump or the start of a faster trajectory.

Highlights and analysis are generated automatically and may contain errors. Check the original source.

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