Human pageviews to all language versions of Wikipedia since September 2021, with revised pageviews since April 2025. For most of its history, Wikipedia didn’t have to worry about attracting readers. People searched for something, landed on Wikipedia, and accessed knowledge directly. Crucially, many of them became editors to keep the content reliable and high-quality. But with the rise of AI chatbots and social media, the way people search for information has changed. Readers who in the past frequently visited Wikipedia are now turning to other platforms that provide convenient, personalized information, as well as more images and multimedia. The percentage of the world that visits Wikipedia is decreasing, visible in the drop in the number of readers, and in turn, impacting the number of accounts created and contributions to our sites.…