Sol, Terra, and Luna, our GPT‑5.6 family of models are here.
Sol, Terra, and Luna, our GPT‑5.6 family of models are available starting today across ChatGPT, Codex, and the OpenAI API. The rollout is starting globally now and will continue gradually toward full availability over the next 24 hours.
In ChatGPT, Plus, Pro, Business, and Enterprise users access GPT-5.6 Sol through medium and higher effort settings.
Pro and Enterprise users can also select GPT‑5.6 Pro for the highest-quality results on complex tasks.
In ChatGPT, Plus, Pro, Business, and Enterprise users access GPT-5.6 Sol through medium and higher effort settings.
Pro and Enterprise users can also select GPT‑5.6 Pro for the highest-quality results on complex tasks.
OpenAI
OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity.
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