LLMs.txt Checker

Check if websites implement llms.txt and llms-full.txt files

As of June 2026, LLMs.txt Checker has 1,000 users and a 3.00/5 rating from 2 reviews in the Developer Tools category.

Usersno change0%
1.0K
1,000
Ratingno change0%
3.00
2 reviews
Reviewsno change0%
2
Version
2.0.0
Manifest V3

History

2 snapshots

Tracking since Apr 20, 2026.

1.0K1.0K988.4Apr 20, 2026Jun 2, 2026
View as table
DateUsersRatingReviewsVersion
Apr 20, 20261.0K3.0022.0.0
Apr 25, 20261.0K3.0022.0.0
Now1.0K3.0022.0.0

Permissions & access

Permissions
activeTabstoragescriptingtabssidePanel
Host access
http://*/*, https://*/*

Screenshots

LLMs.txt Checker screenshot 1LLMs.txt Checker screenshot 2LLMs.txt Checker screenshot 3

About

LLMs.txt Checker - Check which websites offer a llms.txt file!

Ever wondered if your favorite websites offer an llms.txt and llmx-full.txt files? This simple extension lets you discover which websites and documentation pages are taking steps to manage how AI can use their content.

✨ What it does:
• Shows you if websites have llms.txt and llms-full.txt files at their root
• Check if the website is stored on llmstxthub.com and may have placed llms.txt files in a different path
• Perfect for curious minds interested in AI transparency

💡 Did you know?
Websites can now tell AI systems what they can and can't do with their content - just like they do with search engines! This extension helps you discover which of your favorite sites are already doing this.

Perfect for:
• Anyone curious about AI and indie hackers building their tool
• People who want to know how their favorite sites handle AI
• Learning which documentation sites offer a markdown of their content

Simple to use: Just browse the web as usual, and we'll show you which sites have AI permissions set up!

Technical

Version
2.0.0
Manifest
V3
Size
526KiB
Min Chrome
88
Languages
1
Featured
No

Metadata

ID
klcihkijejcgnaiinaehcjbggamippej
Developer ID
u370bf35a4232dfcb823cfa7fe0560998
Developer Email
[email protected]
Created
Mar 5, 2025
Last Updated (Store)
Mar 4, 2026
Last Scraped
Jun 2, 2026
Website
llmstxthub.com
Support URL

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Data sourced from the Chrome Web Store · last verified Jun 2, 2026.