OpenAI: 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
Undisclosed
Parameters
200K tokens
Context Window
Proprietary
License
Jun 10, 2025
Released
💰 Pricing
Input
$20.00
per 1M tokens
Output
$80.00
per 1M tokens
API Available
This model is accessible via API for integration into your applications.
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