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[ARTICLE · art-29227] src=twitter.com ↗ pub= topic=ai-safety verified=true sentiment=↓ negative

Anthropic pulled Fable 5 and Mythos for everyone over "fix this code"

Anthropic removed its Fable 5 and Mythos models for all users after a researcher published a paper detailing a guardrail bypass technique, sparking debate over AI export controls and cybersecurity resilience.

read1 min views1 publishedJun 16, 2026

I wrote about what was actually in that #Fable guardrail bypass research paper, and why it should never have triggered an #AI model export control. We can't export control our way to cyber resilience. So many tshirt ideas. lutasecurity.com/post/the-fable…

source & further reading
twitter.com — original article
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