llms.txt Generator and Validator
Create a llms.txt file for your website or validate existing content in your browser against formatting, title, link, and basic recommendation rules.
About llms.txt Generator and Validator
llms.txt, is an open community proposal that aims to present a website’s structure and important content links to large language models in a more readable Markdown file. The most common location is at the root of the domain /llms.txt is the way; it can also be published in subdirectories for specific document collections. The file contains the site name, a short summary, important document or page groups, and optional links.
This tool transforms your site name, description, and links into the recommended structure and lets you copy or download the completed file. The validator section checks common issues such as a single H1 heading, a summary line, section headings, Markdown links, absolute HTTP/HTTPS addresses, and duplicate elements. The data you enter is processed entirely in your browser.
Important: llms.txt is not a robots.txt or a search engine standard; it is a community-recommended voluntary format. Google clearly states that no special AI text file is required to appear in AI features. Use this file as an accessible supplementary summary, not as a guarantee of rankings or AI citations.
Step by step
- Site name, fill in the short summary and root URL fields.
- Include important and optional links on each line
Title | URL | DescriptionAdd it in the form of. - Create File Press the button; check the generated Markdown content.
- Copy the content or
llms.txtdownload it as and preferably publish it in your site's root directory. - To check an existing file, paste it into the validator field and Verify Use the button.
Frequently Asked Questions
https://example.com/llms.txt is the address. Specific documentation areas also /docs/llms.txt It can publish files under subpaths such as. The file must return HTTP 200, be accessible as plain text or Markdown, and must not require authentication.## Optional The section separates secondary links that may be skipped when the context window is narrow. You can keep core product, documentation, and help pages in the main sections, and secondary sources such as the blog archive under Optional.llms-full.txt publishes them; this is also voluntary and optional. It is more important to first prepare a short, accurate, and up-to-date llms.txt file.