The o3-mini model can be used on the free tier of ChatGPT by selecting the "Reason" feature in ChatGPT, with rate limits similar to GPT-4o. Additionally, OpenAI has increased message limits for Plus ...
If you pay for ChatGPT, you now have access to o3-mini. The company's latest reasoning model is on-par with o1-mini in key categories, but improves speed and performance.
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