OpenAI’s GPT-5.6 Family — Sol, Terra, and Luna Explained: Power, Balance, and Speed in One Release
Reading Time: 5 minutesOpenAI has previewed GPT-5.6 as a three-model family — Sol for maximum power, Terra for everyday balance, and Luna for speed and lower cost. The rollout is phased, with safeguards built around Sol’s enhanced cybersecurity capabilities and a Cerebras partnership targeting up to 750 tokens per second by July.
