gpt-5.6-sol / gpt-5.6-terra / gpt-5.6-luna

GPT-5.6 family officially released. Sol is aimed at frontier, Terra balances intelligence and cost, and Luna is suitable for large-scale, high-frequency workloads. New features such as programmatic tool calls and parameter management have also been added.

• New series released
• Sol/Terra/Luna
• Tool calls added
• High-load support