B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
1.04%
1.04% -- llms txt adoption rate for Top 10,000 websites (2025-06)
llms.txt adoption across the top 10,000 sites on the entire web was 1.04% as of June 2025 (a year before June 2026).
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
1.04%
Unit
Percentage
Data Vintage
2025-06
Entity
Sample Size
10,000
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Independent research using HTTP Archive crawl data
Primary
Tier B
https://arobis.ai/blog/llms-txt-saas-adoption-study ↗
Source Article
We Checked 30 SaaS Companies for llms.txt (2026 Data)
Original Research
Independent research using HTTP Archive crawl data
· Original study ↗
Methodology
Independent research using HTTP Archive crawl data, cited by Arobis AI
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Top 10,000 websites: 1.04% llms txt adoption rate. Source: Independent research using HTTP Archive crawl data (2025-06). Via Lighthouse Intelligence -- https://lighthousedata.io/data/llms-txt-top10k-web-adoption-2025
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<blockquote cite="https://lighthousedata.io/data/llms-txt-top10k-web-adoption-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.04%</strong> -- llms txt adoption rate for Top 10,000 websites<br><small>Source: Independent research using HTTP Archive crawl data (2025-06) · <a href="https://lighthousedata.io/data/llms-txt-top10k-web-adoption-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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