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o3

by OpenAI

Deliberate reasoning for the hardest problems.

92HYLAND SCORE
10.5k views this week
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Overview

o3 is OpenAI’s reasoning model series that thinks longer before answering, delivering state-of-the-art results on competition math, coding, and scientific reasoning. It supports tool use inside its chain of thought.

Key features

  • Deliberate multi-step reasoning
  • Tool use within reasoning traces
  • Top-tier AIME and Codeforces scores
  • Adjustable reasoning effort
  • Vision input support

Tags

APIMathScienceTool Use

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