O-series reasoning model for hard analysis, math, coding, and planning
o1-pro by openai is offered by 6 providers on this page. Its official list price is $150 per 1M input tokens and $600 per 1M output tokens.
Artificial Analysis rates it 12.4 on the Intelligence Index.
The context window is 200,000 tokens, with an output limit of 100,000 tokens. It supports reasoning, tool use, and structured output. Accepted input modalities are Text, Image, and PDF. Providers report the capability flags inconsistently, so verify a specific feature against the host you plan to use. Its training knowledge cuts off at 2023-09.
Quality is independently evaluated by Artificial Analysis. Speed/latency are model-level medians.
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Poe | Gateway | $140 | $540 | — | — | 200,000 | 100,000 | |
| Kilo Gateway | Gateway | $150 | $600 | — | — | 200,000 | 100,000 | |
| OpenRouter | Gateway | $150 | $600 | — | — | 200,000 | 100,000 | |
| Eden AI | Gateway | $150 | $600 | — | — | 200,000 | 100,000 | |
| OpenAIOfficial | First-party | $150 | $600 | — | — | 200,000 | 100,000 | deprecated |
| NanoGPT | Gateway | $150 | $600 | $75.00 | — | 200,000 | 100,000 |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.