BREAKING
OpenAI Rolls Out GPT-5.6 in Three Tiers
Sol, Terra and Luna
Sol
Flagship
●
Long-horizon coding
●
Agentic work
Terra
Balanced
●
Everyday work
●
Cost-efficient
Luna
Fast
●
High-volume tasks
●
Well-defined jobs
KingBench 3 Benchmark Scores
Sol
78.57
Terra
62.9
Luna
44.3
API Output Price per 1M Tokens
Sol
30
Terra
15
Luna
6
New Naming Splits Generation From Tier
1
Generation 5.6
↓
2
Pick a tier
↓
3
Trade off intelligence, speed, cost
Choose the Model per Task
AI NEWS BLITZ
OpenAI has begun the public rollout of GPT-5.6 across ChatGPT, Codex and the API.