ChatGPT's first global market share fell 501 TP3T

On 17 June, according to the latest State of Industry Report 2026 issued by the Market Analysis Agency, Sensor Tower, ChatGPT ' s monthly active user (MAU) rate for global assistant applications fell to 46.4% at the end of May, still significantly down from January ' s level of over 50%. This was the first time since the service was introduced at the end of 2022 that the share fell through the 50% level. The report notes that ChatGPT has become the fastest ever-ever-ever-ever-ever-ever-ever-ever-ever-ever-ever-billion-month-activated user application, and that it is currently estimated that it still stands at 1.1 billion per month and is at the forefront of the world. The second-ranked Google Gemini is about 662 million users, and the third, Anthropic Claude, about 245 million users. (Grunting)