# OpenAI: o1

`openai/o1` — **openrouter** · CHAT

> OpenAI: o1 (openai/o1) is a chat model from openrouter with a 200K-token context window; capabilities tools, vision, reasoning; input image, pdf, text; output text.

| Field | Value |
| --- | --- |
| Vendor | openrouter |
| Kind | CHAT |
| Context window | 200,000 tokens |
| Max output tokens | 100,000 tokens |
| Indicative price (US list) | $15 in / $60 out per 1M tokens (indicative US list — verify with vendor) |
| Input modalities | image, pdf, text |
| Output modalities | text |
| Capabilities | tools, vision, reasoning |
| Knowledge cutoff | 2023-10-31 |
| Sources | committed, litellm, openrouter-api |
| Last verified | 2026-07-24 |

*Part of the [Model Catalog](https://openviglet.github.io/model-catalog/) — [openrouter models](https://openviglet.github.io/model-catalog/models/openrouter/) · [Vendor JSON](https://openviglet.github.io/model-catalog/by-vendor/openrouter.json) · [HTML](https://openviglet.github.io/model-catalog/models/openrouter/openai-o1.html)*