Trump Administration Bars Export of Anthropic AI Models on Same Day SpaceX Lists
Export controls on Mythos 5 and Fable 5 took effect June 15 as SpaceX shares rose 19.3 percent on their first trading day.
nbcnews.comThe Donald Trump administration imposed strict export controls on Anthropic’s Mythos 5 and Fable 5 large language models on June 15, 2026, citing urgent national security concerns. S. users.
Anthropic had filed confidentially for its own IPO before the restrictions took effect. The company is now working to address safety issues identified in the models. SpaceX completed its IPO the same day.
3 percent. 52, lifting the company’s market valuation above $2 trillion.

