Illustration: Aïda Amer/Axios OpenAI on Thursday broadly released GPT-5.6, after staggering the powerful new model's rollout per a U.S. government request. Why it matters: The leading players in AI are all speeding forward at breakneck speed, but the increasing power of the latest models has the Trump administration rethinking its previous hands-off approach. Driving the news: OpenAI is releasing three flavors of GPT-5.6: Sol is the most powerful version, while Luna is designed for speed.