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AI Visibility Index · October 2026

What AI assistants recommend in Frankfurt

Who ChatGPT, Claude, Gemini and Grok name when a buyer in Frankfurt, Germany, asks them for a business, in 25 categories. The questions were asked in German, three times each (Claude once on most pages).

By kind of business

The figure on the right is the share of answers that named the leader. Open a category for the full ranking with its uncertainty.

AccountantsNamed most: WTS, Rödl & Partner and ETL.31%13 listed of 36
ArchitectsNamed most: schneider+schumacher, Meixner Schlüter Wendt and Stefan Forster Architekten.89%9 listed of 19
Car repair shopsNamed most: ATU, Auto-Service Frankfurt and Auto-Service-Center (ASC).61%10 listed of 27
Cleaning servicesNamed most: Helpling, WISAG and Dussmann Service.50%17 listed of 26
DentistsNamed most: Zahnmedizin am Opernplatz, AllDent Zahnzentrum and Dental21.25%17 listed of 34
DermatologistsNamed most: Dermatologikum Frankfurt, Universitätsklinikum Frankfurt, Klinik für Dermatologie and Hautzentrum Frankfurt.43%12 listed of 24
Digital marketing agenciesNamed most: Cocomore, web-netz and SEOTRUST.21%22 listed of 47
Driving schoolsNamed most: Fahrschule am Zoo, Fahrschule Drive-In and Fahrschule am Campus.50%12 listed of 18
ElectriciansNamed most: Elektro-Service Frankfurt, Mainova and Elektro-Technik Frankfurt GmbH.39%13 listed of 22
Financial advisorsNamed most: Quirin Privatbank, Finanzberatung Frankfurt and VZ VermögensZentrum GmbH.71%15 listed of 30
GymsNamed most: ELEMENTS Fitness & Wellness, Fitness First and McFIT.72%15 listed of 25
Hair salonsNamed most: Haarwerk Frankfurt, Pony Club Frankfurt and Udo Walz.36%11 listed of 26
HotelsNamed most: Steigenberger Icon Frankfurter Hof, Roomers Frankfurt and Villa Kennedy.75%15 listed of 19
Insurance brokersNamed most: Finanzberatung Frankfurt, Hoesch & Partner and CLARK.36%16 listed of 30
Interior designersNamed most: Kitzig Design Studios, raumkontor and schneider+schumacher.50%14 listed of 35
LawyersNamed most: Gleiss Lutz, Hengeler Mueller and FPS Rechtsanwälte.17%20 listed of 33
Moving companiesNamed most: Friedrich Friedrich, Zapf Umzüge and Schwalb Umzüge.50%15 listed of 33
PhysiotherapistsNamed most: MainPhysio Frankfurt, Physio-Zentrum Frankfurt and Reha-Zentrum am Zoo.36%12 listed of 25
PlumbersNamed most: Hermann & Sohn GmbH, thermondo GmbH and Böhm & Sohn GmbH.11%13 listed of 41
Real estate agenciesNamed most: Engel & Völkers, VON POLL IMMOBILIEN and DAHLER.92%13 listed of 34
RestaurantsNamed most: Lafleur, Main Tower Restaurant & Lounge and Villa Merton.58%25 listed of 46
RoofersNamed most: Dachdeckerei & Bauklempnerei H. & M. Kuhlmann GmbH, Dachdeckerei & Fassadenbau Müller GmbH and Dachdeckerei & Bauklempnerei Jörg Müller.14%10 listed of 47
VeterinariansNamed most: Tierklinik Kalbach, Tierarztpraxis am Zoo and Tierklinik Frankfurt.39%8 listed of 31
Web design agenciesNamed most: Webdesign Frankfurt, Cocomore and Webdesign-Frankfurt.de.21%15 listed of 51
Wedding photographersNamed most: Die Hochzeitsfotografen, Lichtgestalten and Chris & Ruth Photography.32%10 listed of 40
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 in Germany, overall and for each category.

See the sites read in Germany

Do they name you in Frankfurt?

The free scan asks the same assistants the questions your own customers ask, and shows who they name instead of you.

Run the free AI scanHow the Index is measured

Edition October 2026 · published by Guglielmo Paesano, founder of AIGROW · data under CC BY 4.0