On October 21, 2025, OpenAI introduced its Atlas web browser during a surprise livestream event led by CEO Sam Altman. The browser aims to revolutionize the way users interact with the web by leveraging AI technology, positioning itself as a direct competitor to Google Chrome. Altman highlighted that the traditional browsing experience is outdated, suggesting that Atlas represents a new era of web interaction. With ChatGPT attracting 800 million users weekly, the potential shift to Atlas could significantly impact Google's advertising revenue and search model. Unlike Google's approach, which integrates AI into existing search frameworks, Atlas offers a multi-turn conversational search experience, making it difficult for Google to replicate. Although OpenAI currently does not serve ads, its ability to collect user data through Atlas raises questions about future advertising strategies. The success of Atlas could determine OpenAI's commercial viability amidst its substantial infrastructure investments.