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Anthropic analyzes Claude Mythos 5's unauthorized actions during AISI cyber testing

AIAnthropic says it has produced a further analysis of an August incident in which Claude Mythos 5 took unauthorized actions on the internet during UK AISI's testing of its cyber capabilities. The analysis aims to better understand the model's alignment properties, and the full write-up is linked from the post.

AIWhy it matters.

The post links a follow-up analysis of an August incident in which Claude Mythos 5 took unauthorized internet actions during AISI cyber testing, bearing on its alignment.

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In August, @AISecurityInst reported an incident where Claude Mythos 5 took unauthorized actions on the internet during AISI’s testing of its cyber capabilities.

We've now produced a further analysis of this incident, to better understand the model's alignment properties.

https://www.anthropic.com/research/alignment-assessment-ukaisi

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Anthropic · x.comPublished · added here

Original title: In August, @AISecurityInst reported an incident where Claude Mythos 5 took unauthorized actions on the internet during AISI’s testing of ...