o1-preview API
About
Build advanced reasoning agents with o1-preview, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $16.50/1M input and $66.00/1M output tokens, native tool calling support. Access o1-preview via the Azure API with up to 33K output tokens.
Capabilities
Input Modalities
text
Output Modalities
text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
128K
Tokens
Input Limit
128K
Tokens
Max Output
33K
Tokens
Pricing
Standard (per 1M tokens)
Input
$16.50
Output
$66.00
Caching (per 1M tokens)
Read
$8.25
Frequently Asked Questions
o1-preview by Azure costs $16.50 per 1M input tokens and $66.00 per 1M output tokens. Cached reads cost $8.25 per 1M tokens.
Model Details
API Integration