The United States government has imposed export controls on two of Anthropic's most advanced AI models — Mythos and Fable 5 — effectively restricting access to American users only and forcing Anthropic to cut off international customers.
According to Semafor, the White House acted partly over suspicions that a China-linked group had already gained access to Mythos, one of Anthropic's most capable systems. The move reflects growing anxiety in Washington that frontier AI models could be exploited by adversaries for cybersecurity or military purposes.
The Wall Street Journal reports that Amazon CEO Andy Jassy played a notable role in triggering the crackdown. According to the Journal, conversations between Jassy and White House officials — alongside cybersecurity research produced by Amazon — helped push the administration toward action. Amazon is a major investor in Anthropic.
The irony, noted by several outlets, is that Anthropic itself aggressively marketed Mythos and Fable as extraordinarily powerful — language that may have contributed to the government's alarm. As Gizmodo put it, models hyped as "scarily powerful" apparently scared officials enough to pull the plug on global access.
Tech Policy Press raises a broader concern: the White House moved quickly to restrict the models but has yet to articulate a coherent AI safety framework that would guide such decisions going forward.
WION framed the episode as a flashpoint for a larger question — whether AI, like semiconductors before it, is becoming a tool of economic nationalism rather than a globally shared technology.
The episode marks one of the most significant government interventions into commercial AI deployment to date, and sets a precedent that national security concerns can override a company's ability to sell its products abroad.