A proposed web standard (similar to robots.txt) that provides structured information about a website specifically for large language models. llms.txt declares capabilities, citation formats, and key content for AI systems to reference.Related TermsGEOAI AgentMore in SEOGEOGenerative Engine Optimization — the practice of optimizing content to be surfac...AEOAnswer Engine Optimization — optimizing content to appear in AI-powered answer e...SXOSearch Experience Optimization — a holistic approach combining SEO, UX, and CRO ...See llms.txt in action with 0nMCP1,589 tools. 102 services. One npm install.Get Started