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o3 Mini High

by OpenAI

OpenAI o3-mini-high is the same model as [o3-mini](/openai/o3-mini) with reasoning_effort set to high. o3-mini is a cost-efficient language model optimized for STEM reasoning tasks

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Models

o3 Mini High

Added 10 July 2026

#openai

Overview

OpenAI o3-mini-high is the same model as [o3-mini](/openai/o3-mini) with reasoning_effort set to high. o3-mini is a cost-efficient language model optimized for STEM reasoning tasks, particularly excelling in science, mathematics, and...

How to use / API access

Call via OpenRouter with model id `openai/o3-mini-high`.

  • openrouter · openai/o3-mini-high Docs

OpenRouter id: openai/o3-mini-high

Benchmarks

  • Intelligence Index (artificial-analysis) : 15.6 index
  • Coding Index (artificial-analysis) : 16.3 index
  • Agentic Index (artificial-analysis) : 1.7 index

Notes

o3 Mini High is listed in the EDNA Models directory from the OpenRouter catalogue.

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