o3
Detailed information about o3 AI model
At a glance
Modalities
Context window
200,000
Pricing
$2 • $8
Capabilities
Function calling
Connect the model to external tools and systems.
Structured outputs
Return responses in a specific, organized format.
Reasoning
The model thinks before responding.
Pricing
Input
Tokens
$2/1M tokens
Output
Tokens
$8/1M tokens
Available Providers
OpenRouter
openrouter/o3
Released 4/16/2025