BREAKING
OpenAI Rolls Out GPT-5.6 Trio
Three Tiers: Sol, Terra, Luna
Sol
Top-tier
●
Most capable
●
Long-horizon execution
Terra
Balanced
●
Everyday driver
●
Fast and affordable
Luna
Fastest
●
Cheapest tier
●
High-volume tasks
Pricing per 1M Output Tokens
Sol
30
Terra
15
Luna
6
Terminal-Bench 2.1 Agentic Coding
Sol Ultra
91.9
Sol
88.8
Mythos 5
84.3
GPT-5.5
83.4
0
Coding Agent Index
0
lead over Fable 5
0
%
weekly usage in a day
Big Step or Polished Upgrade
AI NEWS BLITZ
OpenAI has begun rolling out its GPT-5.6 family across ChatGPT, Codex and the API.