Claude Fable 5 and Mythos 5 were suspended after a US export directive. I dug through the official statement and status page; the real lesson is production routing risk.

Anthropic spent 1,000 hours running an external red-team bounty before launching Claude Fable 5. The...

Anthropic denies jailbreak claims against Claude Fable 5, launched June 9, 2026, after reports allege multi-agent hacks bypassed safety layers within 48