Where LLMs Pull Answers From: Top Domains
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If you want better answers from AI, follow the breadcrumbs back to where it actually learned them. The a16z + Semrush chart shows exactly which domains LLMs cite the most, and it’s basically an X‑ray of the internet’s “training data spine.” Once you see this list, you can reverse‑engineer how to write, post, and position your content so it quietly becomes AI’s favorite source—and keeps sending you traffic, leads, and authority.
How to ride these top domains
Treat this graph like a content cheat sheet. Want LLMs to quote you? Publish practical, specific answers on Reddit-style forums, then expand those ideas into deeper posts on LinkedIn or Medium. Turn your best explanations into YouTube videos and keep your product pages and reviews insanely clear. You’re not just “doing content marketing” anymore—you’re training tomorrow’s default answer engine.
What the chart quietly reveals
- Reddit and LinkedIn at the top mean LLMs heavily trust conversation-style, expert-in-the-trenches content.
- Wikipedia and YouTube show that structured explainers and long-form educational videos are prime AI fuel.
- Medium and Facebook signal that blog-like essays and social posts still punch way above their weight.
- Google, Quora, and Yahoo highlight that classic Q&A and search-era content is still feeding modern LLMs.
- Amazon’s appearance hints that product pages and reviews are shaping how AI talks about what to buy.
Real-world plays that match the chart
HubSpot posts tactical marketing breakdowns on LinkedIn that mirror the expert, conversational style LLMs love to surface.
Ahrefs turns dense SEO topics into long-form YouTube tutorials that map perfectly to how LLMs learn from educational videos.
Notion publishes deep-dive guides on Medium that act as canonical explainers LLMs can safely rely on.
Creative Variations
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