Hasmord Research publishes original studies on who AI engines quote, what they say about products and how that reaches sales. A new study every week, each with its method, its limits and the data to download.
The 60 shopping questions asked three times in one day in Google, ChatGPT and Perplexity, plus where-to-buy answers for 8 products checked against live store prices and stock.
The same 60 shopping questions in ChatGPT, Perplexity and Google: brand sites, retailers, YouTube and Reddit, and how little the engines overlap. Corrected October 18.
60 shopping questions on Google US: how often AI Overviews cited review sites, YouTube, Reddit, brand pages and retailers. Corrected October 18.
How we run studies
Original studies on how AI engines answer buyers’ questions: which sources they cite, what they say about products and how that reaches sales. Each study publishes its method, its limits and its data.
A new study every week. Each one is added to this page with its data file.
Yes. Each study’s CSV is free: enter your email on the study page to download it, then reuse it with a link to the study. Company facts and media contacts are in our press kit.