O3

o3-2025-04-16
byOpenAI|Created May 26, 2025
Chat Completions

A well-rounded, powerful model from OpenAI, setting new standards in math, science, coding, and visual reasoning. Excels at technical writing and instruction-following, and is designed for multi-step problem solving across text, code, and images. BYOK is required for access.

Pricing

Pay-as-you-go rates for this model. More details can be found here.

Input Tokens (1M)

$1.00

Output Tokens (1M)

$4.00

Capabilities

Input Modalities

Text
Image
File

Output Modalities

Text

Supported Parameters

Available parameters for API requests

Frequency Penalty
Function Call
Functions
Logit Bias
Max Completion Tokens
Parallel Tool Calls
Prediction
Presence Penalty
Reasoning Effort
Response Format
Stop
Temperature
Tool Choice
Tools
Top P
Web Search Options