Comscore Reports 1,858% Claude Growth and 55% ChatGPT Conversation Increase
SCOR•Comscore’s Q1 2026 AI Intelligence Report reveals Claude platform desktop conversations soared 1,858% between October 2025 and March 2026, while ChatGPT reached 244 million desktop conversations in March, up 55% year over year. The report found AI assistants reached 36% of desktop and 23% of mobile users, with female mobile engagement scores peaking at 123 for Copilot.
1. Report Overview
In Q1 2026 Comscore’s AI Intelligence Report analyzed engagement across major generative AI assistants on desktop and mobile platforms, tracking usage patterns and demographic behaviors.
2. Claude’s Accelerated Growth
Anthropic’s Claude platform recorded 1,858% growth in desktop conversations between October 2025 and March 2026, reaching 22 million interactions in March and signaling rapid adoption of alternative AI experiences.
3. ChatGPT Leadership Metrics
ChatGPT sustained category leadership with 244 million desktop conversations in March 2026, marking a 55% year-over-year increase, and led in desktop visitors with 87 million compared with 44 million for Copilot and 30 million for Gemini.
4. Mobile Usage and Demographics
AI assistants reached 23% of mobile users in Q1 2026, with women over-indexing across platforms: mobile index scores were 113 for ChatGPT, 123 for Copilot and 118 for Gemini, versus male scores of 87, 77 and 82.
