@Similarweb

The World’s Leading AI-Powered Digital Data Company. Listed on @NYSE: $SMWB

Global
Joined March 2009
Answer: very reliable.
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Among the leading Gen AI tools, Grok had the highest percentage of new users visiting its website in September 2026.
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TikTok and Instagram were the only websites to record double-digit YoY traffic growth in Q3.
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Visits from Japan to Gen AI websites grew by 329% in August compared to December 2024, rebounding after two consecutive months of decline. US traffic grew by 142% over the same period, overtaking Brazil in growth.
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Meta apps' YoY MAU growth in Q3. >>
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The emerging apps, Meta AI and Edits, recorded the highest growth.
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TikTok was the fastest-growing website among the top 10 in Q3 compared to Q2.
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Grok Bot's daily active users continue to grow, reaching a new peak on October 17.
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Meta AI grew by 172.29% in website traffic during Q3 2026 compared to Q2 2025.
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ChatGPT's app downloads and monthly active users (MAUs) both grew in Q3 compared to Q2 2026.
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The most popular Google searches worldwide in September 2026 🌎 >>
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The most popular Google searches in the US in September 2026 🇺🇸 The full list: similarweb.com/blog/marketin…
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Tesla broke its all-time daily traffic record following the Roadster launch, surpassing traffic peaks associated with previous major vehicle launches and announcements.
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Visits to Roadster pages on Tesla's website surpassed 2 million the day after launch, accounting for more than half of Tesla's total traffic.
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X's website traffic grew by 6% in Q3 compared to Q2 2026.
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Claude had the fastest year-over-year growth rate in website visits in Q3. Check out our report ahead of Anthropic's anticipated IPO: similarweb.com/corp/reports/…
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ChatGPT's 30-day retention rate is 25 percentage points higher than the productivity category average.
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ChatGPT's 30-day retention rate has climbed to 29%, up from 7.7% three years ago.
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Gemini returned to growth in September 2026, with website traffic up 0.92% month-over-month and 149.67% year-over-year.
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