TLDR Tech / Marketing
The Consensus Gap
AI visibility across ChatGPT, Perplexity, and Google AI Overviews is highly fragmented. Only about 2-2.5% of URLs appear across all three engines and around 91% appearing in just one. AI search is not a single system but three separate distribution layers with minimal overlap. Commercial and informational queries show similar patterns, and even high-intent searches do not converge on the same sources. Guides and tutorials travel slightly better than other page types, but overall portability remains low.
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