o1
by OpenAI
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 using chain of thought. The o1 models are optimized for math, science, programming, and other STEM-related tasks. They consistently exhibit PhD-level accuracy on benchmarks in physics, chemistry, and biology. Learn more in the [launch announcement](https://openai.com/o1).
Specifications
Technical details and pricing.
Benchmarks
11 benchmark scores from Artificial Analysis.
Composite Indices
Intelligence, Coding, Math
Standard Benchmarks
Academic and industry benchmarks
Frequently Asked Questions
What is o1 good for?
Use o1 for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.
How much does o1 cost?
Pricing is based on usage. Current rates are $15.00/1M tokens for input and $60.00/1M tokens for output.
Can I try o1 for free?
Yes. You can start a chat instantly and test the model before deciding on a plan.
Does o1 support images or audio?
o1 can understand images.
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Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.