OpenAI: GPT-5.1 price history OpenAI: GPT-5.1 detailsOpenAI: GPT-5.1 price history
Live pricing tracker for OpenAI: GPT-5.1 by openai. Updated hourly from provider APIs.
Input price
—
per 1M tokens
Output price
—
per 1M tokens
Price HistoryPro
Input & output cost per 1M tokens over time
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Price history log
| Date | Input /1M | Output /1M | Status |
|---|
| Sep 15, 2026 | — | — | current |
| Sep 15, 2026 | $1.2500 | $10.0000 | current |
| Sep 15, 2026 | — | — | historical |
| Sep 14, 2026 | — | — | current |
| Sep 14, 2026 | — | — | current |
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| Sep 14, 2026 | $1.2500 | $10.0000 | current |
| Sep 13, 2026 | $1.2500 | $10.0000 | current |
| Sep 12, 2026 | $1.2500 | $10.0000 | current |
| Sep 11, 2026 | $1.2500 | $10.0000 | current |
