Which industries adopt llms.txt most? | Trakkr Research
SaaS and developer-heavy sites adopt llms.txt most aggressively. In the study, SaaS and developer tools reach 24.1% adoption, while government and academic sites sit at only 1.5%.
Methodology: Built from HTTP scans of 37,894 AI-cited domains, linked to 337,362 citations and 882 citation snapshots in the Trakkr corpus.
Direct Answer
Mostly SaaS and developer-heavy sites adopt llms.txt. In the study, SaaS and developer tools reach 24.1% adoption, while government and academic sites sit at only 1.5%.
What this means
Operators in non-technical sectors can deprioritize this file without falling behind industry standards, while developer tool teams should monitor its usage to match competitor technical SEO practices.
Evidence table
| Metric | Value | Why it matters |
|---|---|---|
| SaaS/developer adoption | 24.1% | Highest named category adoption in the study. |
| Government/academic adoption | 1.5% | Much lower adoption outside SaaS-heavy sectors. |
Frequently Asked Questions
What is the adoption rate of llms.txt in the SaaS industry?
SaaS and developer tools reach 24.1% adoption, which is the highest named category adoption in the study.
Are government and academic sites using llms.txt?
Government and academic adoption is currently at 1.5%, showing much lower adoption outside SaaS-heavy sectors.
What to do next
- Treat llms.txt as an optional housekeeping file rather than a primary citation-growth lever.
- Prioritize answer quality, source coverage, and page structure before spending disproportionate effort on llms.txt.
- Measure discovery and crawl behavior directly if you publish llms.txt instead of assuming it improved citation performance.
Related pages
Continue through the same study cluster.
- does llms txt help you even if it does not raise citations - Related answer page
- should you prioritize llms txt over answer infrastructure - Related answer page
- the significance test comes back null - Related fact page
- llmstxt adoption by sector tracker - Related tracker page
Data & Sources
- The llms.txt Effect - Flagship study behind this page
- Page JSON - Machine-readable companion file