Question 1

What is ChatGPT o3-Mini-High?

Accepted Answer

In ChatGPT, o3‑mini uses medium reasoning effort to provide a balanced trade-off between speed and accuracy. All paid users will also have the option of selecting o3‑mini‑high in the model picker for a higher-intelligence version that takes a little longer to generate responses.

Question 2

What is 03 mini high good for?

Accepted Answer

o3-mini-high is OpenAI's most recent reasoning model with reasoning_effort set to high, providing frontier intelligence on most tasks. Like other models in the o-series, it is designed to excel at science, math, and coding tasks.

Question 3

What are the effects of an o3-mini-high?

Accepted Answer

Performance Metrics:
 Benchmarks show that o3-mini-high outperforms o1 in coding (higher competitive ratings and fewer errors), mathematics (higher test scores on advanced exams), and scientific reasoning (slightly higher scores on domain-specific benchmarks).

Question 4

Is ChatGPT o3-Mini-High free?

Accepted Answer

OpenAI o3-mini is now available in ChatGPT and the API. Pro users will have unlimited access to o3-mini and Plus & Team users will have triple the rate limits (vs o1-mini). Free users can try o3-mini in ChatGPT by selecting the Reason button under the message composer.

Question 5

Is o3 mini high good at math?

Accepted Answer

American Invitational Mathematics Examination (AIME) Benchmark. In the AIME benchmark, the o3-mini (medium) performs almost as good as the o1 model. Meanwhile, the o3-mini (high) shows significant improvement compared to o1. With an accuracy of 87.3%, it stands as the best performing in mathematical reasoning as well.

OpenAI: o3 Mini High

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