MODEL LINEAGE
中文
Model index
OpenAI·GPT

GPT-5.4

Unified GPT-5.3-Codex coding advances with general reasoning, tools, and professional document work.

LegacyLanguageReasoningCodingAgentMultimodalWeights not released
MODEL NUMBER061
First public date
2026-03-05
Organization
OpenAI
Family
GPT
01

Specifications

Only published specifications are shown.

Context
1,050,000 tokens↗
Maximum output
128,000 tokens↗
Input modalities
Text · Image
Open weights
No
Status
Legacy
02

Overview

Release dates

— GPT-5.4 Thinking and Pro launched in ChatGPT, API, and Codex. ↗

03

Specifications alongside predecessor

Compared with GPT-5.2 ↗

PreviousGPT-5.2— · 400K ctx
CurrentGPT-5.4— · 1.05M ctx
04

Architecture & capabilities

Model capabilities

CodingAgent

Connected tools

Computer use

Product features

Professional work
05

Release history

General release

GPT-5.4 Thinking and Pro launched in ChatGPT, API, and Codex.

View source
06

Related models

Select a card to view the related model.

PredecessorGPT-5.2View details →Derived fromGPT-5.3-CodexView details →SiblingGPT-5.4 miniView details →SiblingGPT-5.4 nanoView details →SuccessorGPT-5.5View details →VariantGPT-5.4-CyberView details →
07

Sources

01
Introducing GPT-5.4OpenAI · Published 2026-03-05
Official · Verified02
OpenAI API model specificationsOpenAI · Checked 2026-09-07
Official · Verified
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