LLM Reference

o3 on OpenRouter

o3 · OpenAI

Serverless

Pricing

TypePrice (per 1M)
Input tokens$2.00
Output tokens$8.00

Capabilities

VisionMultimodalReasoningFunction CallingTool UseJSON ModeCode Execution

About o3

OpenAI o3 reasoning model with advanced multi-step problem-solving capabilities.

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Model Specs

Released2025-03-31
Context128K
ArchitectureDecoder Only

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