---
title: "OpenAI releases GPT-5.4 and GPT-5.4 Pro models, supporting context windows of up to 1 million tokens"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/277974335.md"
description: "OpenAI officially released the GPT-5.4 and GPT-5.4 Pro models, supporting context windows of up to 1 million tokens. The new models offer a \"thinking\" mode, optimizing workflows for professional tasks such as spreadsheets, presentations, and document processing, and allowing users to adjust task direction during the response process. GPT-5.4 achieves native-level \"computer operation\" capabilities for the first time, supporting agents in executing complex workflows across software, significantly improving reasoning efficiency and response speed"
datetime: "2026-03-06T05:20:39.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/277974335.md)
  - [en](https://longbridge.com/en/news/277974335.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/277974335.md)
---

> Supported Languages: [简体中文](https://longbridge.com/zh-CN/news/277974335.md) | [繁體中文](https://longbridge.com/zh-HK/news/277974335.md)


# OpenAI releases GPT-5.4 and GPT-5.4 Pro models, supporting context windows of up to 1 million tokens

OpenAI released the GPT-5.4 and GPT-5.4 Pro models, supporting context windows of up to 1 million tokens.

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