Anthropic cuts off Fable 5 and Mythos 5 access following government order

Anthropic blocked all foreign nationals from accessing Fable 5 and Mythos 5 after receiving a US government export control directive citing national security. The post doesn't specify which agency issued the order, whether existing enterprise deployments are affected, or if Anthropic will offer refunds or alternatives.

Why it matters: Anthropic's latest flagship models blocked for foreign nationals under a national-security export order—this is the first time export controls have directly targeted model access rather than chips. The Verge broke it; key details are missing (which agency, what happens to ente...