Policy · The Decoder ·
US government forces Anthropic to disable Claude Fable 5 and Mythos 5 for all customers worldwide
Anthropic says the US government has ordered it to disable global customer access to Claude Fable 5 and Mythos 5 over alleged jailbreak risks. The company is complying but disputes the severity of the vulnerabilities and warns the decision could set a precedent for blocking frontier model deployments.