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Epoch AI questions hype around Claude Mythos cyber capabilities

Epoch AI questions hype around Claude Mythos cyber capabilitiesepochai.substack.com

Analysis compares Mythos Preview and Mythos 5 to GPT-5.5 on cyber benchmarks, finding that skepticism may be warranted. Anthropic claimed a 'massive leap' and launched a $100M security initiative, but public evidence suggests the leap may be modest.

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Jun 11, 9:06 PM
Epoch AI questions hype around Claude Mythos cyber capabilities — AIBriefs