{"slug": "anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review", "title": "Anthropic says the jailbreak behind Fable 5 shutdown was code review", "summary": "Anthropic disabled its Claude Fable 5 and Claude Mythos 5 models after a U.S. export control directive, but CEO Dario Amodei disputed the shutdown's technical basis, saying the government's evidence was verbal and centered on a prompt asking the model to review code for flaws.", "body_md": "Anthropic disabled Claude Fable 5 and Claude Mythos 5 for all customers after a U.S. export control directive, then disputed the technical basis for the shutdown by saying the government's evidence was, so far, only verbal and centered on a prompt that asked the model to read a codebase and fix flaws. For Dario Amodei, Anthropic's co founder and CEO, the confrontation lands at the fault line of the company he and Daniela Amodei built: sell the most capable AI systems it can, argue that they r...", "url": "https://wpnews.pro/news/anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review", "canonical_source": "https://runtimewire.com/article/anthropic-fable-mythos-jailbreak-export-control", "published_at": "2026-06-13 19:56:53+00:00", "updated_at": "2026-06-13 20:22:54.382596+00:00", "lang": "en", "topics": ["ai-safety", "ai-policy", "large-language-models", "ai-ethics"], "entities": ["Anthropic", "Claude Fable 5", "Claude Mythos 5", "Dario Amodei", "Daniela Amodei"], "alternates": {"html": "https://wpnews.pro/news/anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review", "markdown": "https://wpnews.pro/news/anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review.md", "text": "https://wpnews.pro/news/anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review.txt", "jsonld": "https://wpnews.pro/news/anthropic-says-the-jailbreak-behind-fable-5-shutdown-was-code-review.jsonld"}}