OpenAI o1-mini is a highly efficient STEM-focused reasoning model tailored for mathematics, coding, and scientific problem-solving. Designed as a cost-effective alternative to larger counterparts, it delivers robust chain-of-thought reasoning with faster response times and significantly reduced operational costs. o1-mini excels in complex code generation, advanced mathematical reasoning, and specialized STEM tasks, addressing the needs of research, education, and technical workflows.

For detailed API documentation, visit: https://docs.aimlapi.com/quickstart/setting-up
Reasoning models https://platform.openai.com/docs/guides/reasoning
OpenAI o1-mini is available through AI/ML API services. Pricing is set at $0.0031500 per 1K input tokens and $0.0126 per 1K output tokens, making it 80% cheaper than o1-preview.
OpenAI-compatible — swap the base URL and it works with your existing SDK.
| Type | Price |
|---|---|
| Input | |
| Output | |
| Benchmark | Score | What it measures | Source | Retrieved |
|---|---|---|---|---|
| Intelligence | 9.8 | Composite score across standardised reasoning, knowledge and problem-solving evaluations, measured independently by Artificial Analysis | Source | September 22, 2026 |
| Model | Input | Output | Context | Best for |
|---|---|---|---|---|
OpenAI o1-mini This page | ||||
| Reasoning + agents | ||||
| Balanced coding + agents | ||||
| Long-context, multimodal & agentic workflows | ||||
| Reasoning + agents |
Yes, OpenAI o1-mini can stream responses as they are generated.
Yes, OpenAI o1-mini supports both function calling and structured outputs.
OpenAI o1-mini was built by OpenAI.
No. The listed capabilities are function calling, streaming, structured outputs, and reasoning; vision is not included.
Fine-tuning is not among its listed capabilities, which are function calling, streaming, structured outputs, and reasoning.
Yes, reasoning is listed as one of its core capabilities.