llms.txt Generator - Free llms.txt generator & validator, no signup

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Build a spec-valid llms.txt file from your sitemap, or validate one you already have. llms.txt is a Markdown index at your site root that gives AI assistants a clean summary of your site and links to your best pages, instead of making them dig through navigation and scripts. Generate: import sitemap or fill form, add sections with link descriptions, download Validate: fetch your live file, catch missing H1/summary, relative links, or HTML instead of text Free, no signup, runs in your browser

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Hey Product Hunt 👋 llms.txt is a simple Markdown file (proposed by Jeremy Howard at llmstxt.org) that gives AI assistants and coding agents a clean map of your site, instead of making them parse navigation, cookie banners and scripts to find your docs. I built this because most generators I found just take a form and spit out text — they don't check your sitemap, don't catch relative links (which break when a model reads the file with no page to resolve them against), and don't tell you if your server is quietly returning an HTML 404 instead of the actual file. This one does both sides: generates a spec-valid file from your sitemap or a form, and validates a live file by fetching it and checking the status code, Content-Type, and format. Worth being clear: it doesn't help Google rankings — Google has said Search doesn't use llms.txt. It's purely for AI assistants/agents that read it directly. Everything runs in your browser except the optional sitemap import and live-fetch, which route through our server to get around CORS and aren't stored or logged. Would love feedback, especially if you try it on a site with an unusual sitemap structure.