OpenAI Previews GPT-5.6 Sol, Terra, and Luna Models

Core summary

One sentence to understand this update

OpenAI has introduced limited previews of its next-generation frontier model GPT-5.6 Sol, along with GPT-5.6 Terra for balanced everyday work and GPT-5.6 Luna for fast and affordable high-volume tasks.

Impact & opportunity

What this could mean

Builders can evaluate these new models for performance and cost-effectiveness across different scenarios, integrating the GPT-5.6 variant best suited for their application needs.