B
Evidence Grade B
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Safe to Cite
Recent
16%
16% -- share of search results with ai overviews for Google (Q4 2025)
Google showed AI-generated answers on roughly 16% of search results in Q4 2025.
- Approximation ('roughly')
- Based on Semrush data
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Lighthouse Research Team
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Evidence graded
Value
16%
Unit
Percentage
Data Vintage
Q4 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
Semrush
Primary
Tier B
https://healthroutedaily.co/the-brand-tax-how-google-profits-from-demand-you-already-own/569887/ ↗
Source Article
The Brand Tax: How Google Profits From Demand You Already Own
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Branded search inflates your return on ad spend (ROAS) by taking credit for demand you already own, and every input in the paid acquisition model is getting worse simultaneously.
This week, you’ll cover:
- The math on h…
Original Research
Semrush
· Original study ↗
Methodology
Semrush data cited via article
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google: 16% share of search results with ai overviews. Source: Semrush (Q4 2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-overviews-16-percent-search-results
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<blockquote cite="https://lighthousedata.io/data/ai-overviews-16-percent-search-results" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>16%</strong> -- share of search results with ai overviews for Google<br><small>Source: Semrush (Q4 2025) · <a href="https://lighthousedata.io/data/ai-overviews-16-percent-search-results" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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