BREAKING
OpenAI Previews GPT-5.6: Sol, Terra, Luna
Three Capability Tiers
Sol
Flagship
●
Reasoning & coding
●
Science & security
Terra
Balanced
●
GPT-5.5-level
●
About half the price
Luna
Fast
●
Low-cost, high-speed
●
Everyday tasks
Output Price per 1M Tokens
Sol
30
Terra
15
Luna
6
0
Terminal-Bench 2.1
0
%
fewer output tokens
0
%
cache read discount
Limited to ~20 Preview Partners
General Release Expected in Weeks
AI NEWS BLITZ
OpenAI has launched a limited preview of its new GPT-5.6 lineup.