BREAKING
OpenAI Launches GPT-5.6, Codex in ChatGPT
GPT-5.6 Splits Into Three Tiers
Sol
Flagship
●
Top performance
●
Max reasoning
Terra
Balanced
●
5.5-level performance
●
Lower cost
Luna
Fast
●
Fastest tier
●
Lowest cost
API Output Price per Million Tokens
Sol
30
Terra
15
Luna
6
0
%
token efficiency gain
0
coding agent index
0
%
OSWorld 2.0
What Codex Can Now Do
1
Codex in ChatGPT
↓
2
Computer Use
↓
3
Sites publishing
↓
4
Ultra mode
Positive Start, Usage Limits Noted
AI NEWS BLITZ
OpenAI has broadly released its GPT-5.6 model family and brought Codex into ChatGPT.