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OpenAI: o3 Pro

openai/o3-pro

VisionTool useJSONReasoningStreaming

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...

Pricing

Input

$20.00 / 1M

Output

$80.00 / 1M

Specs

Context

200,000 tokens

Input

text, file, image

Output

text

Knowledge cutoff: 2024-06-30

Released: 2025-06

Supported parameters

include_reasoningmax_tokensreasoningresponse_formatseedstructured_outputstool_choicetools