We crawled the websites of all 4413 brands in our AI Brand Index looking for llms.txt files — the emerging standard for telling AI models what your site is about. Here's what we found.
30% of Brands Have an llms.txt File
Out of 3697 brands we checked, 1121 have a published llms.txt file. That's 30% adoption — still early, but growing fast. See the full ranking on our llms.txt Leaderboard.
What's Inside These Files?
We parsed every llms.txt file to see which sections brands include:
| Section | Count | % of Files |
|---|---|---|
| links | 143 | 13% |
| title | 37 | 3% |
| list_items | 37 | 3% |
| description | 32 | 3% |
The Most Comprehensive llms.txt Files
| Brand | File Size | Sections |
|---|---|---|
| Glitch | 50,000 bytes | 1 sections |
| Bowery Farming | 50,000 bytes | 1 sections |
| Viewpoint | 50,000 bytes | 1 sections |
| Mashvisor | 50,000 bytes | 1 sections |
| DesignBold | 50,000 bytes | 1 sections |
Does llms.txt Actually Help AI Visibility?
Brands with an llms.txt file have an average AI visibility score of 40, compared to the overall index average. Having an llms.txt file alone won't guarantee visibility, but it's one signal that correlates with higher scores.
Don't have one yet? Use our free llms.txt Generator to create one in seconds, or validate your existing file with the llms.txt Validator.
What Makes a Good llms.txt?
The best files include a clear brand description, links to key pages, product information, and documentation. Think of it as your brand's elevator pitch to AI. Check the AI Readiness Leaders to see which brands are doing it right.