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openaiOpenAI: o3 Pro
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. Set up here: https://openrouter.ai/settings/integrations
openai/o3-pro
Context Size
200K
Input Price
123,000 Ks/M
Output Price
492,000 Ks/M
Architecture
Text
File
Image
Supported Parameters
include_reasoningmax_tokensreasoningresponse_formatseedstructured_outputstool_choicetools
Details
TokenizerGPT
Max Completion100,000 tokens
Provider Context200K tokens
ModeratedYes