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Resources · Research

Original tests, run across borders.

What AI answers and search engines do across borders, with the method and its limits on the page.

Studies

Cross-border study · 2026

Does your authority cross the border?

1,944 tests in French, German and English from France, Germany and Switzerland. For Google AI Overviews and Perplexity, language beats location.

Presented at Bizz & Buzz, Strasbourg, on 15 October 2026. The talk