US Government Directive Forces Anthropic to Suspend Claude Fable 5 and Mythos 5 for Foreign Nationals

Summary

On June 12, 2026, Anthropic received a US government directive ordering it to suspend all access to its two most capable models — Claude Fable 5 and the limited-availability Claude Mythos 5 — "by any foreign national, whether inside or outside the United States, including foreign national Anthropic employees." The order arrived at 5:21 p.m. ET and the company disabled the models worldwide rather than attempt to partition access by nationality. The action came just days after Anthropic touted bot