GPT 5.5 Pro
OpenAI closed 2026-04-23
Not among the SOTA models right now, so this page keeps to the verdict and the scores.
Scores on each board Each rank is the board’s own: the rank it publishes, or the model’s place in the board’s own order where it publishes none. The bar shows how much of that board the model ranks ahead of. Scores from different boards cannot be compared.
- Epoch AI Benchmarking HubFrontierMath Tiers 1–387.7%No. 8 of 82
Details
- Family
- GPT → GPT 5.5
- Sources
- 2 boards ·2 scores ·1 settings
- Also written as
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GPT-5.5 Progpt-5-5-proGPT 5.5 Progpt-5.5-pro