BREAKING
OpenAI Opens GPT-5.6 to All
~1,000 Lines in One Pass
Three Tiers: Sol, Terra, Luna
Soltop
Complex coding
Long-horizon agents
Terra
Balanced
Lower cost
Luna
Fastest
High-volume tasks
TerminalBench 2.1 Scores
Sol Ultra91.9
Sol88.8
Terra84.3
Luna82.5
Reception Stays Mixed
Praise
Reliable command-line runs
Price and performance
Concerns
Adds unrequested features
Weaker UI and image-to-code
The Agentic Coding Race Heats Up
AI NEWS BLITZ
OpenAI has made its newest model family, GPT-5.6, publicly available worldwide.