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ChatGPT's AI Market Share Plummets as Gemini and Claude Surge: Report
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Firstpost•22-09-2026, 12:31
ChatGPT's AI Market Share Plummets as Gemini and Claude Surge: Report
- •ChatGPT's share of AI prompt volume dropped from 70% to 50% between January and June 2026, according to Comscore data.
- •Google's Gemini nearly doubled its share, rising from 17% to 30%, while Anthropic's Claude increased from 2% to 11% in the same period.
- •The decline for ChatGPT doesn't signify reduced AI usage overall; rather, users are diversifying their activity across multiple AI assistants.
- •Gemini's desktop conversations soared from 8 million to 89 million, and Claude's from 1.1 million to nearly 40 million, demonstrating rapid growth.
- •The report highlights a broader trend of AI assistant adoption across devices and the impact of AI Overviews on traditional search and publishers.
Key Questions Answered
According to Comscore data, ChatGPT's share of AI prompt volume declined from 70 percent to 50 percent between January and June 2026 as users spread their activity across alternative AI assistants like Gemini and Claude.
Google Gemini nearly doubled its share of AI prompt volume from 17 percent to 30 percent between January and June 2026, while Anthropic's Claude increased its share from 2 percent to 11 percent over the same period according to Comscore.
Comscore reported that Google desktop searches featuring an AI Overview grew from 25.8 percent in July 2025 to 39.4 percent in June 2026, creating potential traffic challenges for publishers.
