B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
1%
1% -- ai referral share of website traffic for AI referrals (2025)
Actual AI referrals commonly account for only 1% of website traffic.
- Described as a commonly observed pattern rather than a formal aggregate statistic
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
1%
Unit
Percentage
Data Vintage
2025
Entity
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Superlines
Primary
Tier C
https://www.superlines.io/glossary/ai-crawlers/ ↗
Source Article
What are AI Crawlers? | AI Search Glossary
AI Crawlers
Automated bots deployed by AI companies to read, index, and retrieve website content for use in training data, search indexes, and real-time AI-generated answers.
What are AI Crawlers?
AI crawlers are automated bots deployed by AI companies to read, index, and retrieve website content. U…
Original Research
Superlines
· Original study ↗
Methodology
Commonly observed figure cited by Superlines; not tied to a named study
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI referrals: 1% ai referral share of website traffic. Source: Superlines (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-referral-traffic-share-2025
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ai-referral-traffic-share-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1%</strong> -- ai referral share of website traffic for AI referrals<br><small>Source: Superlines (2025) · <a href="https://lighthousedata.io/data/ai-referral-traffic-share-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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