The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason...
Specifications
| Provider | OpenAI |
|---|---|
| Context window | 200,000 tokens (200K) |
| Input price | $15 / 1M tokens |
| Output price | $60 / 1M tokens |
| Input modalities | text, image, file |
| Output modalities | text |
| Model ID | openai/o1 |
Pricing is per 1M tokens, indicative pricing via OpenRouter (updated 2026-08-22); a provider's own list price may differ.
Frequently asked questions
How much does o1 cost?
Indicative pricing (via OpenRouter, updated 2026-08-22) is $15 per 1M input tokens and $60 per 1M output tokens. A provider's own list price may differ. On Vincony, o1 is available on credit-based pricing alongside 800+ other models.
What is o1's context window?
o1 supports a context window of up to 200,000 tokens (200K), which is how much text it can consider at once.
Who makes o1?
o1 is built by OpenAI. You can access it — and compare it against other providers' models — through Vincony's multi-model platform.
How do I use o1?
You can use o1 directly through OpenAI, or via Vincony, which aggregates 800+ models (including o1) into one interface with side-by-side comparison and credit-based pricing.