Trump administration blocks Anthropic's Mythos AI globally after Semafor reports China-linked group may have accessed the model.

The move marks an escalation in Washington's effort to treat cutting-edge AI systems as national security assets.

The Trump administration restricts overseas access to Anthropic's most powerful AI models, escalating a months-long dispute over military use and safety

Anthropic blocked public access to Fable 5 and Mythos 5 on Friday after the Trump administration imposed export restrictions on the models.