{
  "@context": "https://schema.org",
  "@graph": [
    {
      "@context": "https://schema.org",
      "@type": "DefinedTerm",
      "@id": "https://geostack.co/wiki/llms-txt",
      "name": "llms.txt",
      "description": "llms.txt is a proposed web standard for providing LLM-friendly content summaries and navigation to AI crawlers through a /llms.txt markdown file at a website's root, helping AI models understand and cite website content at inference time.",
      "inDefinedTermSet": {
        "@type": "DefinedTermSet",
        "name": "GeoStack Encyclopedia",
        "url": "https://geostack.co/wiki/"
      },
      "dateModified": "2026-06-25",
      "category": "Core Concepts",
      "url": "https://geostack.co/wiki/llms-txt",
      "citation": [
        {
          "@type": "CreativeWork",
          "name": "The /llms.txt file — llms-txt",
          "url": "https://llmstxt.org/"
        },
        {
          "@type": "CreativeWork",
          "name": "llms.txt GitHub Repository",
          "url": "https://github.com/AnswerDotAI/llms-txt"
        }
      ],
      "alternateName": "LLMs.txt Standard",
      "audience": "beginner",
      "sameAs": [
        "https://en.wikipedia.org/wiki/Robots.txt"
      ],
      "keywords": "Proposed by Jeremy Howard in 2024 — adopted by 60+ major publishers by mid-2026 | File format: H1 site title, blockquote summary, then H2 sections with markdown link lists | Companion file: /llms-full.txt with full content in one document | Not yet a W3C standard — but every major AI crawler (GPTBot, ClaudeBot, PerplexityBot) checks for it"
    },
    {
      "@type": "FAQPage",
      "mainEntity": [
        {
          "@type": "Question",
          "name": "Is llms.txt officially adopted by AI companies?",
          "acceptedAnswer": {
            "@type": "Answer",
            "text": "Not formally — it's a proposal. But in practice, GPTBot, ClaudeBot, PerplexityBot, and others have been observed fetching llms.txt files when present. Adoption is rapid: Cloudflare, Stripe, Anthropic, and many publishers now publish one."
          }
        },
        {
          "@type": "Question",
          "name": "What's the difference between llms.txt and llms-full.txt?",
          "acceptedAnswer": {
            "@type": "Answer",
            "text": "llms.txt is a short navigation index (~5-50KB) with section links. llms-full.txt is a single-document concatenation of all content (~100KB-10MB) for one-shot ingestion. Most sites should publish both."
          }
        }
      ]
    }
  ]
}