OPENAI SAYS AI JUST GOT CHEAPER 🤯 GPT-5.6 introduces three new models: ⚡ Sol matches Claude Mythos on key cybersecurity tests while using roughly 1/3 of the compute. ⚡ Terra delivers similar performance at half the cost. ⚡ Luna is optimized for fast, high-volume workloads. The rollout starts with a small group of trusted partners before expanding in the coming weeks.