ChatGPT lost 22 points of web share in a year
Heat trend
Collecting trend data
The percentage is based on available heat signal, not comment count or independent people.
ChatGPT's web share has decreased by 22 points over the past year, according to Similarweb data as of May 2026.…
Users · 12 Aug 2026 · High confidence
Worldwide AI-chatbot web visits: ChatGPT 76% → 54%. Gemini 6% → 28%. Claude 1% → 9%. This is not monthly users and not revenue.
How to read this
Similarweb worldwide web-visit share (desktop + mobile web). May 2026 is still the latest comparable stacked print as of 12 Aug (Momentic / Similarweb). Gemini’s 1B app MAU can coexist with ~28% web share because so much Gemini use is in-app / Android.
Sources
Similarweb · Momentic (Similarweb-based) Jul 2026
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