Overnight on Friday, the US government ordered AI company Anthropic to suspend foreign access to its Fable 5 and Mythos 5 models, citing national security concerns. Both the *Times of India* and *Fortune* report Anthropic received the export control order and, as a result, disabled these two models for all customers to ensure compliance, even for foreign nationals working at Anthropic.

Anthropic states it was not given specific details about the security issues, but multiple sources, including