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… OpenAI introduced GPT-5.6 Sol in June alongside the balanced Terra and speed-focused Luna models. The full family became broadly available in July , including through ChatGPT, Codex, and the API. …
… GPT-5.6 is coming on Thursday To recap, OpenAI announced three versions of GPT-5.6: Sol, OpenAI’s flagship model Terra, their balanced model for everyday work Luna, their fast and affordable model The Sol, Terra, and Luna naming scheme is also new with GPT-5.6. “In this new naming system introduced… …
… As for what GPT-5.6 can do, it starts with new “max” and “ultra” reasoning effort options for GPT-5.6 Sol. “With GPT‑5.6, we’re introducing a new max reasoning effort to give Sol the most time to reason deeply,” the company says. “Additionally, we’re introducing a new ultra mode that goes beyond th… …
… Here’s a recap of the new models: Sol, OpenAI’s flagship model Terra, their balanced model for everyday work Luna, their fast and affordable model The Sol, Terra, and Luna naming scheme is also new with GPT-5.6. “In this new naming system introduced with GPT‑5.6, the number identifies a model’s gen… …