o1-pro API pricing
As of October 22, 2026, OpenAI o1-pro costs $150.00 per million input tokens and $600.00 per million output tokens on OpenAI's own API.
- Input, per million tokens$150.00
- Output, per million tokens$600.00
- Cached input, per millionNo cache price listed
- Context window200K tokens
- Max output100K tokens
- Output speedNot measured
What a request costs
Three fixed token mixes at the list price, without cache or batch discounts. For a whole month, use the calculator.
| Workload | Tokens | One request | 1,000 requests | Fits the context window |
|---|---|---|---|---|
| Chat turn | 1K input + 500 output tokens | $0.450 | $450.00 | Yes |
| Repository review | 50K input + 3K output tokens | $9.30 | $9300.00 | Yes |
| Agent loop | 200K input + 10K output tokens | $36.00 | $36000.00 | No, it would need splitting |
| Solved coding task | One SWE-bench Verified attempt, divided by the share that succeed | Not computable | Not computable |
Price history
We have read OpenAI's own price every day since October 21, 2026. It has not changed yet; any change will be listed here with its date.
- October 21, 2026 First recorded: $150.00 input, $600.00 output
Cheaper models as good as o1-pro
o1-pro has no overall or coding score, so we make no quality claim against it.
o1-pro pricing questions
- How much does o1-pro cost per million tokens?
- $150.00 per million input tokens and $600.00 per million output tokens, as listed on OpenRouter on October 22, 2026.
- Does o1-pro support prompt caching?
- OpenRouter lists no cached input price for this model, so assume every input token is billed at the full rate.
- Has the price of o1-pro changed?
- Not since we started recording it daily on October 21, 2026.