llms.txt Validator
Free llms.txt checker. Fetch a site's /llms.txt (and llms-full.txt) and validate its title, summary, sections and links against the llmstxt.org format.
About the llms.txt Validator
The format is simple but strict: one H1, an optional blockquote summary, then H2 sections containing Markdown link lists. The validator also checks that links are absolute and on the right host.
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FAQ
Is the llms.txt Validator free?
Yes. The llms.txt Validator is completely free, with no account, trial or credit card. To keep it fast for everyone, each visitor gets a fair-use rate limit.
Do you store what I check?
No. Our server fetches the URL or domain you enter, sends the result back to your browser and doesn't keep it. We only fetch public addresses.
What should I do after using it?
Fix what it found, then launch your product on ShipX: a free launch gives you a permanent product page with a dofollow link back to your site. Launch on ShipX
Ready to launch?
Launch free on ShipX and get a permanent product page with a dofollow link to your site. No audience required.