Comscore report shows ChatGPT share of AI prompt volume slips to 50% as Gemini, Claude gain ground

PUBT · 1d ago
Comscore report shows ChatGPT share of AI prompt volume slips to 50% as Gemini, Claude gain ground
  • Comscore Q2 2026 AI Intelligence Report flagged accelerating fragmentation in AI assistant usage as Claude and Gemini gained prompt share.
  • ChatGPT prompt share fell to 50% in June from 70% in January, despite 168 million desktop conversations.
  • Gemini share rose to 30% from 17%, with desktop conversations increasing to 89 million from 8 million over 12 months.
  • Claude share climbed to 11% from 2%; desktop conversations peaked near 40 million in April, easing to 22 million in June.
  • AI assistant reach expanded to 35% of desktop users, 29% of mobile users in June; Google AI overviews reached 39.4% of desktop searches.


Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. comScore Inc. published the original content used to generate this news brief on September 22, 2026, and is solely responsible for the information contained therein.