tl;dr: OpenAI has cut GPT-5.6 Sol pricing to $4/$20 per 1M input/output tokens (short context) through at least November 21, 2026, with the smaller Terra and Luna variants priced proportionally lower. The higher-end gpt-5.6-cyber remains at $12.50/$75, while Daybreak aliases (blue/red) point to Sol and Cyber respectively. Other updates include Sora 2 video pricing ($0.10–$0.70/sec), realtime audio models, and the wind-down of the fine-tuning platform to new users.