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o3-mini

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description o3-mini Overview

o3-mini is a compact artificial intelligence model developed by OpenAI and released to the public in early 2025. It belongs to the company's new generation of reasoning models, specifically designed to break down and process complex logical steps before generating an output. The model prioritizes strong performance in coding, mathematics, and scientific problem-solving tasks. It is designed to operate at a substantially lower computational cost than OpenAI's larger models, making advanced reasoning capabilities accessible via API to software developers.

help o3-mini FAQ

How does o3-mini differ from previous OpenAI models like GPT-4o?

Released in early 2025, o3-mini belongs to OpenAI's new generation of reasoning models designed to break down and process complex logical steps before generating an output. Unlike standard conversational models, it excels at solving complex math, science, and coding problems.

Is o3-mini free to use on ChatGPT?

OpenAI made o3-mini available to all users, including those on the ChatGPT Free tier, marking the first time a frontier reasoning model was offered for free. However, paid Plus and Pro subscribers have access to higher usage limits and multiple reasoning effort levels.

Can developers access the o3-mini API for application development?

Yes, developers can access o3-mini through OpenAI's API platform under the model name "o3-mini". It offers a cheaper and faster alternative to larger reasoning models while maintaining high performance on technical benchmarks.

Does o3-mini support function calling and developer messages?

Yes, unlike earlier reasoning models, the o3-mini series natively supports function calling, developer messages, and structured outputs. This makes it significantly easier for software developers to integrate the model into complex workflows.

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