BREAKING
OpenAI Previews GPT-5.6 in 3 Tiers
Sol, Terra and Luna
SolFlagship
Advanced reasoning
Agentic workflows
TerraBalanced
GPT-5.5-class
About half price
LunaFast
Lowest cost
Quick responses
Output Price per 1M Tokens
Sol30
Terra15
Luna6
Terminal-Bench 2.1 Scores
Sol Ultra91.9
Sol88.8
GPT-5.588
Why Access Stays Limited
1Gov request
2Cyber review
3Partner preview
4Broad launch
GA Expected Mid-July
AI NEWS BLITZ
OpenAI has unveiled GPT-5.6 in three tiers, but only as a limited preview for now.