OpenAI
o1-pro
O-series reasoning model for hard analysis, math, coding, and planning
Model facts
- Context window
- 2K tokens
- Maximum output
- 1K tokens
- Cheapest paid input
- $140 per 1M tokens
- Cheapest paid output
- $540 per 1M tokens
- Open weights
- no
- Providers
- 5
Capabilities and modalities
reasoning, tool calling, structured output, attachments, text, image, pdf.
Artificial Analysis benchmarks
Compare this model on the full LLM benchmark leaderboard.
| Configuration | AAI | Coding | Math | Output tokens/s |
|---|---|---|---|---|
| default | 19.1 | not measured | not measured | not measured |
Observed price history
- 2026-08-24: $75 input / $300 output per 1M tokens
- 2026-08-28: $140 input / $540 output per 1M tokens
API providers
- Poe — model id openai/o1-pro; $140 input / $540 output per 1M tokens; provider documentation
- Eden AI — model id openai/o1-pro; $150 input / $600 output per 1M tokens; provider documentation
- Kilo Gateway — model id openai/o1-pro; $150 input / $600 output per 1M tokens; provider documentation
- OpenAI — model id o1-pro; $150 input / $600 output per 1M tokens; provider documentation
- OpenRouter — model id openai/o1-pro; $150 input / $600 output per 1M tokens; provider documentation