MODEL LINEAGE
中文
Model index
OpenAI·GPT

GPT-5.4 mini

A fast small model for coding and subagents with text, image, tools, and a 400K context window.

CurrentReasoningCodingAgentMultimodalWeights not released
MODEL NUMBER062
First public date
2026-03-17
Organization
OpenAI
Family
GPT
01

Specifications

Only published specifications are shown.

Context
400,000 tokens↗
Maximum output
128,000 tokens↗
Input modalities
Text · Image
Open weights
No
Status
Current
02

Overview

Release dates

— GPT-5.4 mini launched for coding and subagents. ↗

03

Architecture & capabilities

Model capabilities

CodingTool use

Connected tools

Computer use

Product features

Subagent
04

Release history

General release

GPT-5.4 mini launched for coding and subagents.

View source
05

Related models

Select a card to view the related model.

SiblingGPT-5.4View details →
06

Sources

01
Introducing GPT-5.4 mini and nanoOpenAI · Published 2026-03-17
Official · Verified02
OpenAI API model specificationsOpenAI · Checked 2026-09-07
Official · Verified
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