queryfanout.com exposes AI search fan-out: 1.59M indexed queries, only 28% predictable

VeryWellVersed · x · 2026-11-07

iPullRank launched queryfanout.com plus a Chrome extension to expose the fan-out searches behind AI answers. It has indexed 1,588,767 queries (1.5M real searches) and found only 28% of real ChatGPT searches can be predicted by simulation (Gemini 95%, OpenAI 15%), with 30% sub-query overlap between Gemini and OpenAI. All runs feed an open, community-built index — a first quantitative look at how AI search rewrites your query before searching.

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