llms.txt is a simple text file that tells AI models your content rules and how to cite you. Learn the specification and why you need it.

The web is in transition. AI models are training on published content. llms.txt is the emerging standard for claiming control. It tells AI engines exactly how you want them to handle your content.
Unlike robots.txt, which governs crawling, llms.txt governs consumption. The llms.txt specification at llmstxt.org was created to give publishers a voice.
robots.txt is 30 years old. It has no mechanism for commercial training. llms.txt fills that gap. W3C web standards guide the design.
Three sections: content policies, citation preferences, excluded content. Helps support AI citations.
Place your llms.txt at yoursite.com/llms.txt. Make it plain text, no HTML. Aligns with AEO and LLMO strategy.
Publishing llms.txt does not directly boost ranking but signals you understand the AI content economy. Models that respect llms.txt may prioritize sources with clear policies.
Today voluntary, but expect adoption to grow. Entity-based SEO and clear policies go hand in hand.
llms.txt is not mandatory yet, but publishing one signals you understand the AI content economy. AI-cited backlinks platform.
Similar concept, different purpose. robots.txt tells crawlers what to index. llms.txt tells AI models your content usage policies.
Not yet. But major AI labs are beginning to respect the specification. Publishing llms.txt signals to models that you have a clear stance.
Content usage policies, citation preferences, and opt-out rules for specific pages or content types.