AI traffic is growing fast — and it is still tiny. An SEOcrawl AI analysis reported on November 6, covering more than 16,000 websites, found sessions from AI assistants — ChatGPT, Gemini, Perplexity and others — grew roughly 45% year over year, and their share of total traffic rose from 0.24% to 0.36% in a single year. For every 100 visits from Google organic search, AI contributes 1.25; a year ago it was 0.7, and in the most recent month measured it was nearing 1.5. Across the same sample, organic Google clicks fell 15% year over year, with a 20% drop at the median site and declines at 69% of domains. Within AI traffic, ChatGPT takes 83%, ahead of Gemini at 6%, Perplexity at 5%, Claude at 4% and Copilot at 2%.
The two trends in the study belong together. AI traffic is up 45% and Google organic clicks are down 15% — and the natural reading is that some of the traffic Google used to send now arrives via an AI assistant instead. The ratio makes the scale clear: AI is replacing Google's traffic at a rate of about one visit for every hundred, which means the replacement is real but nowhere near complete. Google remains the dominant referrer by an enormous margin.
The median-site figures are harsher than the averages: a 20% drop in organic clicks at the median site, with 69% of domains declining. The pain is widespread, not concentrated in a few losers. But the AI growth figure shows where some of that attention is going — not to a competitor search engine, but to assistants that answer the question directly and sometimes link onward.
The study carries an important caveat: much AI traffic is undetected. ChatGPT app visits often lose their referrer and log as direct, and clicks from AI Overviews and AI Mode are recorded as organic in Search Console. That means the true AI share is higher than 0.36%, and the true organic decline may be partly a reclassification — traffic that looks organic in the analytics but was actually shaped by an AI answer.
That caveat cuts both ways. It means AI's real contribution is bigger than the headline ratio suggests, but it also means the organic numbers are flattered by AI Overview clicks hiding inside them. The honest conclusion is that the boundary between search traffic and AI traffic is dissolving faster than the analytics can track it — and that any single number understates the shift.
A 45% growth rate on a 0.36% base is the classic shape of a channel in its early phase: small, fast-growing, and easy to dismiss until it is not. The ratio of 1.25 AI visits per 100 Google visits is the number to watch month by month. When it reaches 5, then 10, the strategy conversation changes completely. Right now it says: keep winning Google, and start building for AI.
The practical move is to treat AI visibility as a second scoreboard, not a replacement for the first. Track which of your pages AI assistants cite, which queries send AI referrals, and how those visitors behave — ChatGPT visitors convert at far higher rates than search visitors in other studies, so the small traffic can carry outsized value. The traffic is small today. The trajectory is the point.
The ratio also gives the industry a simple number to track month by month. At 1.25 AI visits per 100 Google visits, the channel is a rounding error; at 5 per 100, it is a line item; at 10 per 100, it is a strategy. The growth rate of 45% a year suggests the ratio will double roughly every two years if the pace holds — which would put it near 5 per 100 within four years. That is not a prediction, it is arithmetic, and it is the reason the small numbers deserve attention now rather than later. The brands that build their AI visibility while the ratio is still small will have the citations, the pages and the habits in place when it stops being small. The ones that wait for the ratio to matter will be starting from zero in a channel that rewards incumbency.
Sources: NM Press, November 6, 2026 (SEOcrawl AI analysis).
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