B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
47.9%
47.9% -- top10 citation share for Wikipedia within ChatGPT top-ten cited domains (2026)
Wikipedia accounted for 47.9% of ChatGPT citations within its ten most-cited domains.
- Refers only to citations within ChatGPT's top-ten most-cited domains, not all citations
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
47.9%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
680,000,000
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
Profound
Primary
Tier B
https://www.ayomidejoseph.com/blog/ai-citation ↗
Source Article
The Citation Economy: Which Sources AI Engines Cite, and What That Means for Where You Invest
Original Research
Profound
· Original study ↗
Methodology
Profound dataset; share within top-ten source groups only
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Wikipedia within ChatGPT top-ten cited domains: 47.9% top10 citation share. Source: Profound (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/wikipedia-top10-chatgpt-47-9
HTML Embed
<blockquote cite="https://lighthousedata.io/data/wikipedia-top10-chatgpt-47-9" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>47.9%</strong> -- top10 citation share for Wikipedia within ChatGPT top-ten cited domains<br><small>Source: Profound (2026) · <a href="https://lighthousedata.io/data/wikipedia-top10-chatgpt-47-9" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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