Model index

o3-mini

A small text reasoning model for science, mathematics, and coding with selectable reasoning effort; it does not accept images.

LegacyReasoningCodingWeights not released
MODEL NUMBER217
First public date
2025-01-31
Organization
OpenAI
Family
OpenAI o-series
01

Specifications

Only published specifications are shown.

Input modalities
Text
Output modalities
Text
Open weights
No
Status
Legacy
02

Overview

Overview

A small text reasoning model for science, mathematics, and coding with selectable reasoning effort; it does not accept images.

03

Changes from predecessor

Compared with o1-mini

Previouso1-mini · ctx
Currento3-mini · ctx
04

Architecture & capabilities

05

Release history

06

Related models

Select a card to view the related model.

07

Sources