🆚 LLMs.txt vs. RSD
- 📈 RSD is much more popular than LLMs.txt.
- 🌍 RSD is more popular in all countries.
Statistics based on 3.6M+ analyzed websites. About this data
LLMs.txt
RSDType
Standard
Standard
About
The llms.txt file is a proposed standard that provides structured content and instructions to guide large language models (LLMs) in understanding and summarizing a website's content.
It typically resides in the root directory and uses the 
Markdown format.
Really Simple Discovery (RSD) is an 
XML format that allows client software to discover services provided by web publishing systems.
It helps clients find endpoints for reading, editing, and interacting with website content through APIs.
Headquarters
Wesley Hills, New York, United States
Popularity
Determined by the number of sites using each technology.
RSD is 394 times more popular than LLMs.txt.
Total websites
Market share
Standards
Popularity by country
Determined by the number of sites detected from each country.
RSD is more popular than LLMs.txt in all countries.
United States
Germany
United Kingdom
Spain
France
Japan
Italy
Australia
Netherlands
Brazil
Awards
- ⬆️ 27th most popular in Japan in the Standards category.
- ⬆️ 31st most popular in India in the Standards category.
- ⬆️ 35th most popular in Spain in the Standards category.
- ⬆️ 35th most popular in Italy in the Standards category.
- ⬆️ 36th most popular in the United States in the Standards category.
- 🥉 Third most popular in El Salvador in the Standards category.
- 🥉 Third most popular in Bhutan in the Standards category.
- 🥉 Third most popular in Libya in the Standards category.
- ⭐ 4th most popular in Brazil in the Standards category.
- ⭐ 4th most popular in Iran in the Standards category.
Popularity by domain category
Determined by the number of sites in each category.
RSD is more popular than LLMs.txt in all market segments.
Business
Marketing/Merchandising
Blogs/Wiki
Education/Reference
Internet Services
Entertainment
Online Shopping
Travel
Health
Non-Profit/Advocacy/NGO
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
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Humans.txt🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,604,716 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.