
AI
GPT-5.6: Frontier intelligence that scales with your ambition
Publisher preview
More intelligence from every token, stronger performance per dollar, and more capability on demand for your hardest work. Update on August 21, 2026: OpenAI dropped the API and credit pricing of GPT‑5.6 Sol by over 20% for the next 3 months. Update on July 30, 2026: OpenAI reduced the price of GPT‑5.6 Luna by 80% and GPT‑5.6 Terra by 20%. Learn more here. We’re launching the GPT‑5.6 family of models for general availability following our limited preview: our new flagship, Sol, alongside Terra, a balanced model for everyday work, and…





