OpenAI launches GPT-5.6 in limited preview after unprecedented federal intervention
The Trump administration pressured OpenAI into a staggered release for its new Sol, Terra, and Luna models, marking the first preemptive federal intervention in a U.S. AI model launch.
- OpenAI released GPT-5.6 on June 26, 2026, in a limited preview restricted to government-approved customers.
- The model suite includes Sol (flagship), Terra (medium-tier for high-volume work), and Luna.
- The Trump administration preemptively asked OpenAI to stagger the release — a first for U.S. AI model launches.