AI citations
News and research on which sources AI assistants and AI search features cite, and how those citations are measured.
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Bing adds a separate AI grounding control for publishers, with a March 2027 deadline
Microsoft will let publishers set AI training and AI grounding preferences separately. Sites relying on NoArchive or NoCache must act by March 1, 2027, to keep their restrictions.
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Where you ask changes which sources OpenAI and Gemini API models cite, a preprint finds
In 31,200 API answers, a University of Toronto preprint found OpenAI’s model followed a declared location and Gemini’s followed the network’s country. Monitoring from one city missed most near-me recommendations.
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Retrieval, not FAQ blocks or schema, tracked AI citations in a 158,099-answer preprint
In a University of Toronto preprint, common generative engine optimization (GEO) page tactics showed no statistically significant association with citations once pages were compared within the same website. In a replay through OpenAI’s API, what the model’s own searches retrieved explained far more.
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Bing Webmaster Tools now groups AI grounding queries by topic and shows where other sites are cited
A beta tab in Bing Webmaster Tools groups the AI grounding queries a site appears for into topics and lists queries where other sites are cited instead. Microsoft says to treat the figures as directional signals, not precise counts.