B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Recent

1.34%

1.34% -- ai referral sessions pct of organic search volume for Measurable AI referral sessions across 15 UK and US service and ecommerce brands managed by Bubblegum Search (2025)

2025  · n=15  · Bubblegum Search

Measurable AI referral sessions accounted for a median of ~1.34% of organic search session volume across 15 UK and US service and ecommerce brands in 2025.

  • Covers only identifiable AI referrers in GA4
  • Sample limited to 15 sites managed by Bubblegum Search
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Attribution: Bubblegum Search View source
Lighthouse Research Team
Last verified:  ·  How we verify data →
Source verified Evidence graded
Value
1.34%
Unit
Percentage
Data Vintage
2025
Entity
Measurable AI referral sessions across 15 UK and US service and ecommerce brands managed by Bubblegum Search
Sample Size
15
Evidence Quality
B
Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

64/100 confidence

Single source - not yet corroborated

Score breakdown
Extraction
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Bubblegum Search Primary Tier A
https://www.bubblegumsearch.com/blog/ai-traffic-converts-better-than-organic/ ↗
Confidence: 57/100 Vintage: 2025 Channel: Deep Crawl
Source Article
AI Traffic Converts ~2× Better Than Organic Search (GA4 Data)
AI referrals are still a small slice of traffic for most sites. But across a set of websites we manage, measurable AI referral sessions (ChatGPT, Perplexity, Gemini, Claude, and others) are often converting at a higher rate than organic search sessions. This analysis was conducted by Bubblegum Searc…
Original Research
Bubblegum Search · Original study ↗
Methodology

GA4 analysis of 15 UK/US service and ecommerce sites over the 2025 calendar year; AI traffic typically sits at ~1 to 2% of organic search session volume (midpoint of stated range implied by median); only identifiable AI referrers counted (chatgpt.com, perplexity.ai, claude.ai, gemini.google.com, copilot.microsoft.com); AI-influenced 'direct' visits not captured

Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Measurable AI referral sessions across 15 UK and US service and ecommerce brands managed by Bubblegum Search: 1.34% ai referral sessions pct of organic search volume. Source: Bubblegum Search (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-referral-sessions-share-of-organic-search
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<blockquote cite="https://lighthousedata.io/data/ai-referral-sessions-share-of-organic-search" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1.34%</strong> -- ai referral sessions pct of organic search volume for Measurable AI referral sessions across 15 UK and US service and ecommerce brands managed by Bubblegum Search<br><small>Source: Bubblegum Search (2025) · <a href="https://lighthousedata.io/data/ai-referral-sessions-share-of-organic-search" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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