ChatGPT is used by 400 million people a week, as confirmed by OpenAI in a Reuters report. That's a shocking number, considering the AI chatbot is only a little over two years old. It makes ChatGPT one of the most widely used digital tools on the planet,

ChatGPT has surpassed 400 million weekly active users. "We feel very fortunate to serve 5 percent of the world every week," OpenAI COO Brad Lightcap said on X about the new audience stat. This figure is twice the weekly active user count reported by the company in August 2024,

ChatGPT saw 400 million weekly active users as of February, OpenAI chief operating officer Brad Lightcap told CNBC. Of all users, 2 million pay for enterprise accounts, which Lightcap attributed to consumer customers suggesting ChatGPT to their companies.