OpenAI · AI MODEL
GPT-5.1 is the latest frontier-grade model in the GPT-5 series, offering stronger general-purpose reasoning, improved instruction adherence, and a more natural conversational style compared to GPT-5. It uses adaptive reasoning...
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 | $0.625 | $5.00 | 100% |
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