When it comes to monthly active users, the most popular of these generative AI chatbot apps is ChatGPT by a wide margin, followed by Google Gemini, Microsoft Copilot, Claude and Perplexity, Curry said.
The Meta AI "standalone website gets less than 10 million views per month, putting it far below the major services (ChatGPT, Gemini, etc) and even lower than some mid-range players like Anthropic," Curry said, based on data he accessed via the Similarweb web-tracking service.