PromptRank Research

Original data studies on how AI engines recommend businesses — measured, not guessed. Run on real queries across ChatGPT, Claude, Gemini, and more.

AI Visibility Index · Vol. 1

How AI recommends local businesses

We asked ChatGPT, Claude, and Gemini to name the best local business 1,350 times. The models agreed 6.5% of the time.

1,350 AI answers3 AI engines15 US cities3 industriesJune 2026
June 24, 2026 · 9 min read
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