o1-pro
OpenAI · Multimodal · Released Mar 2025
OpenAI's reasoning model designed for complex problem-solving with extended chain-of-thought processing and a 200k token context window.
- Strengths
- Excels at multi-step reasoning, detailed analysis, and handling long-form inputs that benefit from deep computational thinking.
- Best for
- Complex mathematical, scientific, and logical problems where extended reasoning and large context are needed.
- Limitations
- Superseded by o3-pro (released June 2025), which delivers equivalent reasoning capability at 87% lower cost; no longer the recommended choice for new deployments in this capability tier.
Input / 1M
$150.00
Output / 1M
$600.00
Cached input / 1M
—
Context window
200K
Price history
Snapshots
| Effective | Input | Output | Cached in | Note | Source |
|---|---|---|---|---|---|
| 11 Jun 2026 | $150.00 | $600.00 | — | Imported from OpenRouter | openrouter.ai |