OpenAI · AI MODEL
GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...
Specifications
Source
Prices come from the linked provider source and represent list prices before individual discounts.
Open sourceHugging Face
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History
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| Date | Input / 1M | Output / 1M | Confidence |
|---|---|---|---|
| 9/7/2026, 7:57:41 AM | $15.00 | $90.00 | 100% |
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