The useful bits
- Research on sampled responses and retrieval behaviour, not an official or exhaustive ChatGPT ranking formula.
What the resource covers
Metehan Yeşilyurt’s Peec AI research describes different product-retrieval routes in sampled US and European ChatGPT shopping responses. Juozas Kaziukėnas also observed a Shop at button favouring one retailer even where a cheaper option appeared elsewhere. These findings offer leads for inspecting product visibility and retailer selection; they do not establish an official or exhaustive ranking formula. Check feed accuracy and the offers shown for your products, without assuming feed submission guarantees inclusion or a preferred retailer position.
How to use the evidence
Research on sampled responses and retrieval behaviour, not an official or exhaustive ChatGPT ranking formula. Geography, query, retailer, inventory and time can affect an observed result. Keep this research separate from the news article covering Juozas’s retailer-selection observation.
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