Parts of the NSA just lost access to Anthropic's Mythos 5 after the Commerce Department put the model on the export-control list on June 12, 2026. Five Eyes allies and non-U.S. Anthropic staff are also cut off. Anthropic is working with the White House on a controlled-access framework. https://go.aintelligencehub.com/ma-nsamythos5fallout
