OpenAI Opens GPT-5.6 Broadly After Government Pre-Review

OpenAI began the broad public rollout of its frontier model family, GPT-5.6, on July 9, 2026. The wide release follows a staggered launch that had been limited to roughly 20 government-approved partners since late June, and the opacity of the U.S. government's pre-review process has stirred debate across the industry.