B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
0.2%
0.2% -- share of total ecommerce sessions for ChatGPT referral traffic (2025)
ChatGPT referral traffic accounts for roughly 0.2% of total ecommerce sessions.
- Averages include all types of ecommerce sites and all types of ChatGPT referrals
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
0.2%
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Columbia Business School and Wharton
Primary
Tier B
https://analytics-agent.app/resources/chatgpt-traffic-analytics/ ↗
Source Article
ChatGPT Traffic Analysis: 90% of AI Visits, 0% Visibility
ChatGPT traffic analysis starts with identifying AI referrals in GA4, isolating them from generic referral or direct traffic, and measuring conversion rates and revenue per session. ChatGPT drives over 90% of all ecommerce visits from AI platforms, but most Shopify merchants cannot see it because GA…
Original Research
Columbia Business School and Wharton
· Original study ↗
Methodology
Study from Columbia Business School and Wharton
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
ChatGPT referral traffic: 0.2% share of total ecommerce sessions. Source: Columbia Business School and Wharton (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chatgpt-referral-share-ecommerce-sessions
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<blockquote cite="https://lighthousedata.io/data/chatgpt-referral-share-ecommerce-sessions" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>0.2%</strong> -- share of total ecommerce sessions for ChatGPT referral traffic<br><small>Source: Columbia Business School and Wharton (2025) · <a href="https://lighthousedata.io/data/chatgpt-referral-share-ecommerce-sessions" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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