OpenAI o4-mini API
About
Build advanced reasoning agents with OpenAI o4-mini, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers available completely free of charge. Access OpenAI o4-mini via the GitHub Models API with up to 100K output tokens.
Capabilities
Input Modalities
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Output Modalities
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Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
200K
Tokens
Input Limit
200K
Tokens
Max Output
100K
Tokens
Pricing
Standard (per 1M tokens)
Input
Free
Output
Free
Frequently Asked Questions
OpenAI o4-mini by GitHub Models costs Free per 1M input tokens and Free per 1M output tokens.
Model Details
ID
openai/o4-mini
Provider
GitHub ModelsFamily
o-mini
Release Date
Jan 31, 2025
Knowledge Cutoff
Apr 1, 2024
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
GITHUB_TOKEN
API Base URL
https://models.github.ai/inference