OpenAI has launched ChatGPT Atlas, an AI-driven web browser that integrates the ChatGPT chatbot directly into the browsing experience, positioning itself as a challenger to Google Chrome, which currently holds 72% of the global browser market.
The browser, unveiled Tuesday, is initially available for macOS, with Windows, iOS, and Android versions expected in the coming months. OpenAI CEO Sam Altman said Atlas is “built around ChatGPT” to deliver a seamless AI-driven browsing experience, leveraging the company’s growing user base of 800 million weekly active users to attract early adopters.
AI-first browsing experience
ChatGPT Atlas removes the traditional address bar, centering the interface on AI features. Users can access a ChatGPT sidebar that summarizes webpage content, compares products, and analyzes data in real time.
A premium “agent mode” allows ChatGPT to perform tasks autonomously, including researching, shopping, and booking services on platforms like Etsy, Shopify, Expedia, and Booking.com. In a demo, OpenAI showcased agent mode completing a full grocery purchase on Instacart, autonomously buying all ingredients for a recipe found online.
Competitive implications
Atlas positions OpenAI as a direct competitor to Google Chrome and could reshape the browser and online advertising markets. Analysts note that if OpenAI monetizes Atlas with targeted ads, it could capture a significant portion of search ad revenue, currently dominated by Google.
“Integrating chat into a browser is a precursor for OpenAI to start selling ads, which could take away a substantial part of Google’s search advertising share,” said Gil Luria, analyst at D.A. Davidson.
Skepticism remains
Some experts remain cautious about Atlas’s ability to attract mainstream users. Pat Moorhead, CEO of Moor Insights & Strategy, noted that casual and corporate users may stick with their preferred browsers, which are also integrating AI features.
The release reflects the broader trend of AI-driven search, with large language models increasingly used to answer queries and provide recommendations. Recent data indicates that nearly 6% of desktop searches now involve AI models, more than doubling over the past year.

