B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
12.6%
12.6% -- dead cited url rate for Google AI Overviews (2025)
Otterly.ai found that Google AI Overviews had the lowest rate of dead cited URLs at 12.6%.
- Descriptive vendor data from a single snapshot, not a controlled study
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
12.6%
Unit
Percentage
Data Vintage
2025
Entity
Sample Size
20,000,000
Geography
North America
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
Otterly.ai
Primary
Tier B
https://artlogic.ca/geo/glossary ↗
Source Article
GEO Glossary: Generative Engine Optimization Terms
Original Research
Otterly.ai
· Original study ↗
Methodology
Otterly.ai one-month snapshot of cited URLs across seven AI engines
Methodology documented
Trend Over Time
| Period | Value | Change |
|---|---|---|
| 2025 (current) | 12.6% | |
| 2026 | 12.6% | 0% |
Segmentation
IndustryAI
RegionNorth America
RoleAll marketers
Channelmulti-channel
Cite this stat
Plain Text
Google AI Overviews: 12.6% dead cited url rate. Source: Otterly.ai (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/otterly-dead-urls-google-ai-overviews-12-6
HTML Embed
<blockquote cite="https://lighthousedata.io/data/otterly-dead-urls-google-ai-overviews-12-6" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>12.6%</strong> -- dead cited url rate for Google AI Overviews<br><small>Source: Otterly.ai (2025) · <a href="https://lighthousedata.io/data/otterly-dead-urls-google-ai-overviews-12-6" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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