AI Assistants Head into 2026 on a High Note: Comscore Reports Triple-Digit Growth on Mobile

Core Insights - Comscore reports significant growth in mobile and desktop visitation to AI assistant destinations, with mobile unique visitors reaching 54.3 million, a 107% increase year-over-year, while desktop unique visitors grew to 83.0 million, an 18% increase year-over-year [1][2]. Mobile and Desktop Growth - Mobile visitation to AI assistants has surged, indicating a shift towards mobile as the primary access point for these services [3][7]. - Desktop visitation growth is strong but more concentrated, particularly with ChatGPT leading the gains [7]. AI Assistant Rankings - OpenAI ChatGPT leads with 34.5 million unique visitors, reflecting an 84% year-over-year increase, followed by Google Gemini at 12.8 million (+137% YoY) and Microsoft Copilot at 10.6 million (+246% YoY) [6]. - In December 2025, OpenAI ChatGPT reached 56.4 million unique visitors, while Google Gemini saw a remarkable increase to 12.3 million (+648% YoY) [6]. Industry Trends - The rapid integration of AI experiences into mobile applications is driving sustained audience growth, with clear leaders emerging across devices [3]. - The data suggests that AI assistants are becoming essential tools in everyday life, highlighting the importance of understanding consumer behavior and adoption trends in 2026 [3].