GPT-5.6 Arrives in Under 24 Hours: OpenAI’s Three-Tier Model Suite and the US AI Regulatory Drama Behind It
Reading Time: 5 minutesOpenAI has unveiled GPT-5.6 — a three-model suite comprising Sol, Terra, and Luna — less than 24 hours after reports of Trump administration pressure to stagger its release. The flagship Sol model is priced at $5 input / $30 output per million tokens and targets coding, cybersecurity, biology, and long-horizon agentic AI tasks.
