GPT-5.6 Terra
by OpenAI · ID gpt-5-6-terra · Released 2026-07 · Proprietary
1467
ELO Score
-
MMLU
-
HumanEval
1.05M
Context Window
$2.00
Input Price
About GPT-5.6 Terra
Balanced tier of the GPT-5.6 family: most of Sol's capability at 40% of the price. OpenAI cut Terra pricing 20% on July 30, 2026. The default choice for production workloads that don't need frontier reasoning. Arena text score 1467 (GPT-5.6 Terra (xHigh), 48,166 votes), leaderboard of 27 October 2026.
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