AI Search.
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How Retrieval-Augmented Generation Works, and What SEO Should Know in 2026
Retrieval-augmented generation is the engine behind AI Overviews, ChatGPT search, and Perplexity. Here is how RAG retrieves and cites pages, and the on-page changes that get your content pulled into AI answers.
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De:brief kicks off with Enricko Lukman on content that works in AI search
A new interview series, De:brief, opens with Enricko Lukman on the content strategies that hold up once AI sits between your audience and your site. Episode one premieres August 28.
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AI checks whether you actually work before it recommends you
The third pillar of Total Graph Authority is the one you can't write for yourself. Here is what the 2026 citation data says about social content in AI answers.
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Instagram and YouTube out-cite every carmaker in Indonesia's car AI Overviews
We ran 149 Indonesian car queries through Google's AI Overviews and saved every answer. Toyota still owns the brand mentions, yet its own website barely shows up in the sources feeding them.
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The technical work that decides whether AI search can use your pages
Most AI search advice skips the part that actually decides visibility, whether an answer engine can reach, render, and read your pages. This is that part.
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Your content can sit inside two billion AI answers a month and still send zero visitors
Your content can be quoted inside two billion AI answers a month and still send zero visitors. That is not a traffic problem, it is a measurement problem, and the old dashboard cannot see it.
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How to build video that AI search actually cites
YouTube is the most-cited source in Google's AI Overviews, and short-form is where product discovery now begins. What it takes to make your videos the ones AI search pulls from.
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In Google's AI Mode, the source getting cited most is Google itself
A study of 50,000 commercial keywords found Google has become the second most-cited source inside its own AI Mode, by pulling from its own Business Profiles and Knowledge Panels. That rewrites the local SEO playbook.
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A peer-reviewed study just measured what ChatGPT is doing to Google search
Bocconi University tied broader ChatGPT access to a 9.4% drop in traditional search, climbing to 17% after twenty weeks. The headline is real, but the detail underneath it is where the strategy sits.
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Google turned every search into an AI answer first
Google rolled Gemini out as the default answer on every query worldwide, and the blue links slid below the fold. Here is what actually changed, and how to keep earning traffic when the answer arrives before the click.
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