---
title: "GPT-5.5, a new step-up in intelligence, is available in ChatGPT for all paid plans, rolling out now."
source_name: "ChatGPT(@ChatGPTapp)"
original_url: "https://x.com/ChatGPTapp/status/2047386593410044113"
canonical_url: "https://www.traeai.com/articles/75da6cb4-d99c-4873-b649-b64389b28f98"
content_type: "tweet"
language: "中文"
score: 5
tags: []
published_at: "2026-04-23T18:46:17+00:00"
created_at: "2026-04-23T22:57:18.446372+00:00"
---

# GPT-5.5, a new step-up in intelligence, is available in ChatGPT for all paid plans, rolling out now.

Canonical URL: https://www.traeai.com/articles/75da6cb4-d99c-4873-b649-b64389b28f98
Original source: https://x.com/ChatGPTapp/status/2047386593410044113

## Summary

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## Key Takeaways

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## Content

Title: ChatGPT on X: "GPT-5.5, a new step-up in intelligence, is available in ChatGPT for all paid plans, rolling out now." / X

URL Source: http://x.com/ChatGPTapp/status/2047386593410044113

Markdown Content:
## Post

## Conversation

[![Image 1: Square profile picture](https://pbs.twimg.com/profile_images/1886916133917487104/dJrir79p_normal.png)](https://x.com/ChatGPTapp)

[ChatGPT ![Image 2](https://pbs.twimg.com/profile_images/1885410181409820672/ztsaR0JW_bigger.jpg)](https://x.com/ChatGPTapp)

[@ChatGPTapp](https://x.com/ChatGPTapp)

GPT-5.5, a new step-up in intelligence, is available in ChatGPT for all paid plans, rolling out now.

Quote

![Image 3: Square profile picture](https://pbs.twimg.com/profile_images/1885410181409820672/ztsaR0JW_mini.jpg)

OpenAI

@OpenAI

4h

Introducing GPT-5.5 A new class of intelligence for real work and powering agents, built to understand complex goals, use tools, check its work, and carry more tasks through to completion. It marks a new way of getting computer work done. Now available in ChatGPT and Codex.

[6:46 PM · Apr 23, 2026](https://x.com/ChatGPTapp/status/2047386593410044113)

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