tech
GPT-5.6 Preview System Card
GPT-5.6 is a new family of three models: Sol, our new flagship model; Terra, a capable lower-cost option; and Luna, our fastest and most cost-efficient model. The safeguards we have built for this launch—our most robust yet—are built to deliver these models safely and at scale, around the world.
TL;DR
- GPT-5.6 is a new family of three models.
- Sol is the new flagship model.
- Terra is a capable, lower-cost option.
- Luna is the fastest and most cost-efficient model.
- The launch includes robust safeguards for safe and scaled global delivery.