llms.txt Validator
Check whether your llms.txt file is structured clearly for AI agents, documentation tools, and automated workflows.
Paste Your llms.txt
Paste your llms.txt content below to check its structure, links, descriptions, and agent-readiness.
Enter a website URL and we'll fetch its llms.txt and validate it. You can also link directly to an llms.txt or markdown file.
Validation Results
Paste your llms.txt content and click 'Validate llms.txt' to see results
Why Validate llms.txt?
A useful llms.txt file should be concise, readable, and easy for automated tools to parse. Validation helps catch structural issues before you publish.
Agent Readability
Make sure your file gives agents and documentation workflows a clear overview of your site.
Cleaner Structure
Catch missing summaries, weak sections, duplicate links, and formatting problems before publishing.
Maintenance Ready
Use validation as part of a repeatable workflow when your website content changes.
Need a Valid llms.txt File?
Generate llms.txt, llms-full.txt, and markdown files automatically from your website content.
Generate My llms.txt Free