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Google says llms.txt and AI-only rewrites are not needed for AI search

Google's guide to its generative AI features, published May 15, 2026, says AI Overviews run on core ranking systems. Here is what it says to do, and what to stop doing.

Key takeaways

  • Google published its AI search optimization guide on May 15, 2026.
  • No llms.txt, special markup or chunking is needed for Google.
  • A page for every query variation can breach the scaled content abuse policy.
  • The pages that rank in Google are the pages that appear in AI answers.

On May 15, 2026, Google published a guide to optimizing for its generative AI features. It says AI Overviews and AI Mode are rooted in Google's core ranking and quality systems, that there are no extra requirements to appear in them, and that normal SEO best practices still apply.

The guide also lists things not to do, and on June 15, 2026 Google clarified that llms.txt files are not needed for Google Search. The primary sources are Google's guide to optimizing for generative AI features and the documentation updates log.

Google says you do not need to create llms.txt files, special AI markup or Markdown copies of your pages, do not need to break content into tiny chunks, and should not rewrite content specifically for AI or create separate pages for every query variation, which can violate its scaled content abuse policy.

Google's AI search guide: do and don't

Do and do notTree: do not add llms.txt, special AI markup, chunked content or pages per query variation; do keep normal SEO, unique content and crawlable pages.AI search, per GoogleMay 2026 guidellms.txtNot neededUnique contentDo thisAI-only markupNot neededCrawlable pagesDo thisPage per variationSpam riskNormal SEOStill the base
Source: Google Search Central, May 15, 2026.
Common adviceWhat Google's guide says
Add an llms.txt fileNot needed for Google Search
Add special schema for AINo special schema.org markup is needed
Chunk content into short blocksNo requirement to break content into tiny pieces
Make a page for every keyword variationCan violate the scaled content abuse policy
Rewrite pages for AINot recommended

What does Google recommend instead?

Google recommends content that is valuable and not a commodity, with a unique point of view and real expertise, pages that are crawlable and indexable, good images and video where they help, an up-to-date Business Profile for local businesses, and measuring results in Search Console's Generative AI report.

What Google recommends for AI search

Google recommendationsValuable non-commodity content, crawlable and indexable pages, good images and video, an up-to-date Business Profile, measurement in Search Console.Content only you can writePrices, process, resultsCrawlable, indexable pagesNothing blockedReal images and diagramsNot only stock photosBusiness Profile up to dateFor local businessesMeasure AI impressionsSearch Console report
The same practices that rank a page in normal search.
  • Say something only your business can say: your prices, your process, your results.
  • Make sure every important page can be crawled and is not blocked.
  • Use real screenshots and diagrams, not only stock photos.
  • Track AI impressions; see our note on the new report.

What does this mean for a service business website?

For a service business, it means there is no AI shortcut: the pages that rank in Google are the ones that appear in AI answers. Spend time on clear service pages, honest pricing, real case studies and fast replies to the leads those pages bring in, not on AI-only files or mass-produced articles.

Other AI answer engines follow their own rules. ChatGPT search, for example, needs its OAI-SearchBot crawler to be allowed in robots.txt. For the evidence on clicks, see how AI Overviews change clicks, and for what happened to FAQ snippets, see Google retires FAQ rich results. When the traffic arrives, lead automation makes sure it turns into booked calls. More on the news page, or talk to us via the contact page.

Related: the Search Console Generative AI report, local SEO automation, and what a lead system does with the traffic in the dental case study.

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Alpit Patel
Alpit PatelFounder, Autoesta · HighLevel Certified Admin
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