MIT Technology Review January 31, 2025
OpenAI just released o3-mini, a reasoning model that’s faster, cheaper, and more accurate than its predecessor.
On Thursday, Microsoft announced that it’s rolling OpenAI’s reasoning model o1 out to its Copilot users, and now OpenAI is releasing a new reasoning model, o3-mini, to people who use the free version of ChatGPT. This will mark the first time that the vast majority of people will have access to one of OpenAI’s reasoning models, which were formerly restricted to its paid Pro and Plus bundles.
Reasoning models use a “chain of thought” technique to generate responses, essentially working through a problem presented to the model step by step. Using this method, the model can find mistakes in its process and correct them...
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