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Google Google AI Overview Citation Share - January 2026

Which domains does Google AI Overview cite most? Explore the top 14 most referenced websites and their citation share for January 2026. Essential insights for SEO teams optimizing for AI search engines and generative engine optimization (GEO).

The Most Cited Domains on
Google AI Overviews in January 2026

Based on 568,499 prompts and 5,585,499 citations tracked from Jan 1 - Jan 31, 2026. Citations aretracked from search responses using Google AI Overviews (inline/side panel).

How we collect this data

We collect millions of prompt responses, citations, and click data from the actual user interfaces of major AI platforms — over 4 billion data points and growing. This gives us one of the largest and most authentic datasets on how AI search engines cite sources and recommend brands.

Real UI monitoring

Data straight from the interfaces of ChatGPT, Gemini, Perplexity, Claude, AI Overviews, and more.

4B+ data points

Over 4 billion analyzed citations, prompts, and responses — one of the largest AI search datasets available.

Continuously updated

Refreshed constantly so the trends you see reflect the latest behavior of AI search engines.

Aggregated & public

Published freely for the GEO community, based on aggregated, non-identifiable trends.

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