US order forces Anthropic to disable top AI models (opens in new tab)

Anthropic disabled access to its Fable 5 and Mythos 5 artificial intelligence models after the Trump administration issued an export-control directive requiring the company to block foreign nationals from using them on national security grounds. The directive applied to foreign nationals inside and outside the United States, including Anthropic employees without U.S. citizenship, and Anthropic said it shut off the models for all customers because it could not immediately enforce the nationali...