Developer(s) | OpenAI |
---|---|
Initial release |
|
Predecessor | OpenAI o1 |
Successor | o3-mini: OpenAI o4-mini |
Type |
OpenAI o3 is a reflective generative pre-trained transformer (GPT) model developed by OpenAI as a successor to OpenAI o1 for ChatGPT. It is designed to devote additional deliberation time when addressing questions that require step-by-step logical reasoning.[1][2] On January 31, 2025, OpenAI released a smaller model, o3-mini,[3] followed on April 16 by o3 and o4-mini.[4]
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