GPT-5.6 Sol
by OpenAI · ID gpt-5-6-sol · Released 2026-07 · Proprietary
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ELO Score
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MMLU
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HumanEval
1.05M
Context Window
$5.00
Input Price
About GPT-5.6 Sol
Flagship tier of the GPT-5.6 family (July 9, 2026). Scores 94.6% on GPQA Diamond, 90.4% on BrowseComp and 89% on FrontierMath Tier 1-3. 922K input / 128K output; requests above 272K input tokens are billed at 2x input and 1.5x output.
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