BREAKING
OpenAI Launches GPT-5.6 Family
Three Tiers: Sol, Terra, Luna
Sol
Flagship
●
Agentic coding & science
●
Ultra mode runs agents in parallel
●
1M-token context
Terra / Luna
Value
●
Terra: GPT-5.5-class, ~2x cheaper
●
Luna: lowest-cost tier
Output Price per 1M Tokens
Sol
30
Terra
15
Luna
6
0
%
TerminalBench 2.1
0
%
Ultra mode
0
%
Claude Mythos 5
0
h
Task time horizon
0
t/s
Cerebras speed
Gains, But Limits Remain
AI NEWS BLITZ
OpenAI has started the global rollout of its next-generation GPT-5.6 model family.