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o3-pro

openai/o3-pro

OpenAI / o-series

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High-effort o3 tier for difficult technical reasoning and careful answers

Released
2025-06-10
Context window
200K
Max output
100K
Weights
Closed
Modalities
TextInputImageInputTextOutput
Capabilities
AttachmentsReasoningTool callStructured
Providers
AbacusCloudflare AI GatewayHeliconeKilo GatewayOpenAIOpenRouterPoeVercel AI Gateway

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