| Feature | o3-mini-high | GPT-5 |
|---|---|---|
| AI Lab | OpenAI | OpenAI |
| Context Size | 200,000 tokens | 272,000 tokens |
| Max Output Size | 100,000 tokens | 128,000 tokens |
| Frontier Model | Yes | Yes |
| Vision Support | No | Yes |
| Description | o3-mini-high is the higest reasoning level of OpenAI's fast cost-efficient reasoning model tailored to coding math and science use cases | OpenAI's flagship model for coding, reasoning, and agentic tasks across domains. |
View detailed specifications and capabilities
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View model details →Access both o3-mini-high and GPT-5 in a single workspace without managing multiple API keys.
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