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Research

What AI assistants cite.

Data studies, kept separate from the blog. Each study publishes its question list, its method and its dataset as a CSV, so the numbers can be checked. The shared method is on the method page.

2026-09-19

Who do AI assistants cite for health questions?

Consumer health questions in English, Danish and German. Share of citations by source type, by market and by question type, with the full dataset. First release covers ChatGPT. Gemini and Claude follow.