GPT-5.6 API Launches With Three Variants
OpenAIDevs · x · 2026-07-10
OpenAI announced that GPT-5.6 is rolling out to the API with three sub-models: Sol is the flagship tailored for coding, knowledge work, cybersecurity, and science; Terra delivers near-GPT-5.5 performance at a lower cost; and Luna is the fastest and cheapest version optimized for high-throughput tasks.
Related event: OpenAI Launches GPT-5.6 Series: Multi-Agent and Cost-Efficiency(119 posts)→
More from Models
- MissionReport benchmark: only 3 of 540 AI-generated government reports pass all criteria — Exp_Mark · 2026-10-27
- Local beats cloud: Qwen 3.8 FN handles private student data as well as frontier models — dr_lm · 2026-10-27
- Aidan Gomez: model's CoT said no tool calls right before making them — aidangomez · 2026-10-27
- Nat Lambert: Cohere's model is narrow RL training on internal infra ill-suited for open weights — natolambert · 2026-10-27
- OpenAI teases DOTS is coming to Europe 'soon' — mark_k · 2026-10-27
- Clifford Pickover challenges AI to decipher a message he encoded in Norse runes — pickover · 2026-10-27