The US Department of Commerce issued a 90‑minute compliance order that barred non‑US users from Anthropic’s latest models, Fable and Mythos, citing national‑security concerns. The move forced Anthropic to suspend the tools, unsettling the AI community.

Amazon researchers had flagged potential guard‑rail bypasses in Fable, sparking the government’s intervention. Anthropic denied receiving specific details but noted that similar jailbreaks exist in other commercial models.

The abrupt restriction raises alarms about the US’s inconsistent export‑control framework for frontier AI. Industry leaders warn that opaque rules could erode confidence in American tech and push allies toward independent solutions.

Ultimately, the Commerce Department’s action underscores a growing tension between rapid AI innovation and tightening security oversight. Stakeholders now face a clearer need for a transparent, consistent regulatory regime that protects national interests without stifling progress.