{"slug": "anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code", "title": "Anthropic pulled Fable 5 and Mythos for everyone over \"fix this code\"", "summary": "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.", "body_md": "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…", "url": "https://wpnews.pro/news/anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code", "canonical_source": "https://twitter.com/k8em0/status/2066400234503274619", "published_at": "2026-06-16 08:50:07+00:00", "updated_at": "2026-06-16 09:19:25.834014+00:00", "lang": "en", "topics": ["ai-safety", "ai-policy", "ai-research"], "entities": ["Anthropic", "Fable 5", "Mythos"], "alternates": {"html": "https://wpnews.pro/news/anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code", "markdown": "https://wpnews.pro/news/anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code.md", "text": "https://wpnews.pro/news/anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code.txt", "jsonld": "https://wpnews.pro/news/anthropic-pulled-fable-5-and-mythos-for-everyone-over-fix-this-code.jsonld"}}