The founderfounder · Measurement
Andrew Yan
Co-founder & CEO, AthenaHQ · San Francisco, CA, USA
The founderEx-Google Search insider quantifying which pages AI engines actually cite.
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Curator's note
Andrew worked on information retrieval inside Google Search and DeepMind before founding AthenaHQ (YC 2025). His citation-source breakdowns cover more than 8M AI responses and show 37% coming from blog paths. It is the most granular public data on what URL types AI actually surfaces.
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Recommended firstAthenaHQ citation-source analysis (LinkedIn series)
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His ongoing LinkedIn breakdowns show what pages, domains, and content types AI engines actually cite. It is the most granular public dataset of its kind.
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Updated May 2026