Washington had restricted Claude Fable 5 and Mythos 5 invoking national security concerns. OpenAI was also asked to limit the rollout of its latest GPT-5.6 model to vetted partners only.

US lifts ban on Anthropic's AI model Claude Fable 5. Restoration by December 31 at 96% YES.

The U.S. government has partially lifted its export ban on Anthropic's AI models. What happened and what does it mean?