BREAKING
OpenAI Previews GPT-5.6 in 3 Tiers
Sol, Terra and Luna
Sol
Flagship
●
Advanced reasoning
●
Agentic workflows
Terra
Balanced
●
GPT-5.5-class
●
About half price
Luna
Fast
●
Lowest cost
●
Quick responses
Output Price per 1M Tokens
Sol
30
Terra
15
Luna
6
Terminal-Bench 2.1 Scores
Sol Ultra
91.9
Sol
88.8
GPT-5.5
88
Why Access Stays Limited
1
Gov request
↓
2
Cyber review
↓
3
Partner preview
↓
4
Broad 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.