Who sells the products AI shows, by share of product cards.
Mexico
2 products
1AAmazon33.3%1
2GMGama Music33.3%1
3MLMercado Libre33.3%1
United States
5 products
1SSweetwater60%1
2GCGuitar Center20%1
3MGMartin Guitar20%1
Spain
3 products
1FFender33.3%1
2GGear4music33.3%1
3MPMusik Produktiv ES33.3%1
Every sampled niche gets the same two prompts in every country, in its language: a short product search in Google AI Mode and a buying question in ChatGPT. Money stays in each country's currency. CPCs for Spain and the United States are converted from MXN with the European Central Bank reference rate of 2026-10-28. How we measure