OpenAI’s GPT-5.6 preview gives developers more than a stronger model. It changes how SaaS teams should think about routing, fallback, safety checks, caching, and model dependency.

On Friday, the company unveiled the limited preview of its new GPT 5.6 model suite: Sol, Terra, and Luna.

OpenAI introduced the GPT-5.6 family of AI models on Friday, but only limited users can access them for now thanks to the U.S. government.

ChatGPT maker doesn't want policy to be long-term solution

Link to: https://openai.com/index/previewing-gpt-5-6-sol/