OpenAI's GPT-5.6 Is Dropping on Thursday: What's Different About Sol, Terra and Luna
OpenAI is getting ready to release its next generation of AI models. The GPT-5.6 series, which includes a trio of new models, will be released on Thursday, CEO Sam Altman confirmed in a post on X Wednesday.
The flagship model is called GPT-5.6 Sol. It's meant to handle deep reasoning tasks and manage agents. Terra is the middle, Goldilocks option in terms of capability and cost, while Luna is the quickest and cheapest to run. They are a "meaningful step up in cybersecurity capabilities" but also have advanced safety guardrails, the company wrote when outlining the model family in June. OpenAI said Sol makes fewer factual errors, or hallucinations, compared to previous OpenAI models.
We don't yet know the specific availability of these models, other than all three will be released on Thursday. CNET reached out and did not immediately receive a response from OpenAI. (Disclosure: Ziff Davis, CNET's parent...
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