This Monday morning, Anthropic has abruptly disabled its most advanced AI models, Fable 5 and Mythos 5, for all users globally. This drastic move follows a US government order, confirmed by multiple sources including SmartCompany and Data Center Dynamics, to block access for foreign nationals citing national security concerns.

The US Commerce Department imposed these export controls after Amazon CEO Andy Jassy reportedly informed the Trump administration that Amazon researchers could bypass Fab