OpenAI Models
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o3 Pro

by OpenAI

The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o3-pro model uses more compute to think harder and provide consistently better answers. Note that BYOK is required for this model.

Chat with o3 Pro
Input Price$20.00/1M tokens
Output Price$80.00/1M tokens
Intelligence40.7
CodingN/A

Specifications

Technical details and pricing.

ProviderOpenAI
Context Window200,000 tokens
Release DateJun 10, 2025
ModalitiesText, File, Image β†’ Text
CapabilitiesVision

Benchmarks

1 benchmark scores from Artificial Analysis.

GPQA84.5%

Composite Indices

Intelligence, Coding, Math

Standard Benchmarks

Academic and industry benchmarks

Frequently Asked Questions

What is o3 Pro good for?

Use o3 Pro for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.

How much does o3 Pro cost?

Pricing is based on usage. Current rates are $20.00/1M tokens for input and $80.00/1M tokens for output.

Can I try o3 Pro for free?

Yes. You can start a chat instantly and test the model before deciding on a plan.

Does o3 Pro support images or audio?

o3 Pro can understand images.

Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.