BREAKING
OpenAI Debuts GPT-5.6 Sol, Terra, Luna
One Family, Three Tiers
Sol
Flagship
●
Most capable model
●
Coding and research
Terra
Balanced
●
GPT-5.5-class
●
About half the price
Luna
Low-cost
●
Fast option
●
High-volume use
Output Price per 1M Tokens
Sol
30
Terra
15
Luna
6
Terminal Bench 2.1 Scores
Sol Ultra
91.9
Claude Mythos 5
88.8
Access Limited at US Gov Request
1
API and Codex only
↓
2
~20 partners
↓
3
No ChatGPT
↓
4
General release soon
Performance Up, Access the Bottleneck
AI NEWS BLITZ
OpenAI just unveiled three new GPT-5.6 models, but access is heavily restricted.