US Halts Anthropic's Fable 5 & Mythos 5 — A Watershed Moment13 June 2026·Updated: 30 July 2026·1019 words·5 minsAI AI AI Industry & Regulation AI Models & ReleasesUS export-control directive forces Anthropic to suspend Fable 5 and Mythos 5 globally over alleged jailbreak—raising critical questions about government AI