llms.txt adoption is only 13.3% | Trakkr Research
Adoption is real, but still far from universal.
Methodology: Built from HTTP scans of 37,894 AI-cited domains, linked to 337,362 citations and 882 citation snapshots in the Trakkr corpus.
Claim
Only 13.3% of scanned AI-cited domains had an llms.txt file in the Trakkr study.
Why it matters
This is not yet a web-wide standard that citation winners consistently depend on.
Supporting metrics
| Metric | Value | Context |
|---|---|---|
| Adoption rate | 13.3% | Domains with llms.txt in the study. |
| Domains scanned | 37,894 | AI-cited domains scanned for llms.txt. |
Related pages
Continue through the same study cluster.
- does llms txt increase ai citations - Related answer page
- how common is llms txt on ai cited domains - Related answer page
- llmstxt adoption by tier tracker - Related tracker page
Data & Sources
- The llms.txt Effect - Flagship study behind this page
- Page JSON - Machine-readable companion file