B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
1%
1% -- share of ai overviews citing single source for Google AI Overviews (2025)
According to Pew Research Center analysis, only 1% of Google AI Overviews cited a single source.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
1%
Unit
Percentage
Data Vintage
2025
Entity
Geography
Global
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Pew Research Center
Primary
Tier A
https://beamtrace.com/blog/how-to-rank-in-ai-overviews ↗
Source Article
How to Rank in AI Overviews: Google’s AIO Selection Process
Original Research
Pew Research Center
· Original study ↗
Methodology
Pew Research Center analysis
Methodology documented
Segmentation
IndustryMedia
RegionGlobal
RoleAll marketers
Channelcontent
Cite this stat
Plain Text
Google AI Overviews: 1% share of ai overviews citing single source. Source: Pew Research Center (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/aio-single-source-citations
HTML Embed
<blockquote cite="https://lighthousedata.io/data/aio-single-source-citations" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>1%</strong> -- share of ai overviews citing single source for Google AI Overviews<br><small>Source: Pew Research Center (2025) · <a href="https://lighthousedata.io/data/aio-single-source-citations" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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