Wikipedia accounts for 7.8% of all ChatGPT citations. That single domain represents nearly half (47.9%) of ChatGPT's top-10 most-cited sources. Across virtually every major LLM, Wikipedia sits at #1 or #2 for citation frequency. This matters because of how AI retrieval actually works. Before an AI
YouTube is the #1 most-cited domain in Google AI Overviews. Not Wikipedia. Not Reddit. Not Forbes. YouTube. Ahrefs Brand Radar tracks citation sources across AI platforms, and their data shows YouTube's citation share in AI Overviews grew 34% in six months. Surfer SEO's analysis of 36
When you aggregate citations across every major AI platform (ChatGPT, Perplexity, Google AI Overviews, Gemini, Copilot, Grok), one domain sits at the top. Not Wikipedia. Not YouTube. Not Forbes. Reddit. Profound analyzed over 4 billion AI citations and found Reddit accounts for 3.11% of total citations across all platforms.
Here's a number that should reshape your editorial calendar as much as it shaped what Radiant Elephant does for our clients: 50% of AI citations come from content less than 13 weeks old. That's not a guideline. That's the effective shelf life for AI
For roughly fifteen years, the SEO industry has treated backlinks as the primary currency of online authority. More links from better sites equals higher rankings. Simple. Measurable. Actionable. AI search doesn't work that way. Ahrefs studied 75,000 brands in August 2025 and found that brand web mentions
Here's a stat that should change how you think about every page on your website, it sure changed the way my SEO agency Radiant Elephant approaches content: 55% of AI Overview citations come from the top 30% of a page's content. If your best data, your
Every SEO blog in 2026 has a GEO guide. Most of them recommend the same generic list: "optimize for AI," "structure your content," "be authoritative." Very few of them cite actual research. And almost none of them tell you which specific tactic produces the
The short answer: you need to be cited as an authoritative source in the training data and real-time retrieval systems ChatGPT uses. That's a layered problem, and most of the "quick fix" advice floating around is garbage. I run an agency, Radiant Elephant, that does this
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