AI Visibility Index · October 2026
Supermarkets AI assistants recommend
Who ChatGPT, Claude, Gemini and Grok name when a buyer asks them for supermarkets, in 20 places. Each ranking comes from the same buyer questions, asked three times (Claude once) in the local language.
By place
Grouped by country. The figure on the right is the share of answers that named the leader; open a place for the full ranking with its uncertainty.
Australia
AustraliaNamed most: Woolworths, Coles and ALDI.All categories in Australia89%5 listed of 6
Austria
AustriaNamed most: BILLA, HOFER and INTERSPAR.All categories in Austria82%9 listed of 13
Belgium
BelgiumNamed most: Delhaize, Colruyt and Albert Heijn.All categories in Belgium75%9 listed of 10
Brazil
BrazilNamed most: Pão de Açúcar, Carrefour and Assaí Atacadista.All categories in Brazil75%20 listed of 28
Canada
CanadaNamed most: Walmart, Farm Boy and Whole Foods Market.All categories in Canada50%19 listed of 22
Denmark
DenmarkNamed most: Rema 1000, føtex and Netto.All categories in Denmark68%11 listed of 15
France
FranceNamed most: E.Leclerc, Carrefour and Lidl.All categories in France86%12 listed of 13
Germany
GermanyNamed most: REWE, Lidl and EDEKA.All categories in Germany75%12 listed of 18
Ireland
IrelandNamed most: Dunnes Stores, SuperValu and Tesco Ireland.All categories in Ireland86%7 listed of 7
Italy
ItalyNamed most: Esselunga, Coop and Conad.All categories in Italy75%12 listed of 15
Mexico
MexicoNamed most: Walmart, Chedraui and Soriana.All categories in Mexico82%12 listed of 18
Netherlands
NetherlandsNamed most: Jumbo, Albert Heijn and Lidl.All categories in Netherlands86%10 listed of 13
Norway
NorwayNamed most: Kiwi, Meny and Rema 1000.All categories in Norway75%9 listed of 12
Poland
PolandNamed most: Lidl, Auchan and Biedronka.All categories in Poland79%10 listed of 13
Portugal
PortugalNamed most: Continente, Pingo Doce and Mercadona.All categories in Portugal89%9 listed of 11
Spain
SpainNamed most: Mercadona, Carrefour and Alcampo.All categories in Spain86%10 listed of 15
Sweden
SwedenNamed most: ICA, Willys and Coop.All categories in Sweden89%7 listed of 8
Switzerland
SwitzerlandNamed most: Migros, Coop and Lidl Schweiz.All categories in Switzerland89%9 listed of 13
United Kingdom
United KingdomNamed most: Tesco, Waitrose & Partners and Sainsbury's.All categories in United Kingdom68%10 listed of 11
United States
United StatesNamed most: H-E-B, Wegmans and Walmart.All categories in United States54%16 listed of 19
AI Source Map
The sites the assistants read
Before they answer with web search on, the assistants read other sites. The AI Source Map lists the ones they read most for this category, across every country and in each one.
Are you on one of these lists?
The free scan asks the same assistants the questions your own customers ask, and shows who they name instead of you.
Edition October 2026 · published by Guglielmo Paesano, founder of AIGROW · data under CC BY 4.0