OpenAI Launches ChatGPT Atlas

In a significant move to redefine web browsing, on October 21, 2025, OpenAI officially launched ChatGPT Atlas, an AI-integrated web browser designed to enhance user experience through intelligent assistance. Initially available for macOS, with plans to expand to Windows, iOS, and Android, Atlas aims to challenge established browsers like Google Chrome by embedding ChatGPT’s capabilities directly into the browsing interface.

Key Features of ChatGPT Atlas

Integrated ChatGPT Sidebar
Atlas features a persistent ChatGPT sidebar that allows users to interact with content on webpages by summarizing, comparing, analyzing, and even rewriting text. This integration eliminates the need to switch tabs to use an AI assistant.
Context-Aware AI Assistant
The browser understands the current webpage, open tabs, and even login status (with user permission), providing more relevant and personalized responses during tasks like research, shopping, or writing.
In-Line Writing Assistance
ChatGPT Atlas assists users in tasks such as editing emails, filling out forms, or drafting documents directly within the browser, streamlining the writing process without the need to copy and paste text.
Built-in Memory and Privacy Controls
The optional “browser memories” feature allows Atlas to remember context from the sites users visit, enhancing assistance. Users have full control over this feature, including the ability to view, edit, or delete memories, and can opt out of having their browsing data used to train AI models.
Agent Mode (Preview)
Available to ChatGPT Plus, Pro, and Business users, Agent Mode enables Atlas to autonomously perform tasks such as researching, planning, and booking, based on user preferences and behavior.

Privacy and Security Considerations

OpenAI emphasizes user privacy with features like incognito mode, memory controls, and parental settings. However, experts have raised concerns about potential security risks, such as “prompt injection,” which could expose users to cyber threats. Users are advised to exercise caution and ensure they understand the implications of enabling certain features.

Availability and Download

ChatGPT Atlas is now available for download on macOS for Free, Plus, Pro, and Go users globally, with beta availability for Business users. To get started, visit chatgpt.com/atlas to download the browser and import your saved passwords, bookmarks, and browsing history from another browser.