B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
30%
30% -- click through rate reduction for Google AI Overviews (informational search queries) (2025)
Some studies suggest Google AI Overviews reduce click-through rates on informational queries by 30 to 60 percent.
- Attributed to 'some studies' without specific citations
- Other research suggests a smaller impact, and commercial queries are reported to be barely affected
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
30%
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
notusdigital.co.uk
Primary
Tier C
https://notusdigital.co.uk/ai-search-changing-how-people-find-your-business/ ↗
Source Article
AI Search Is Changing How People Find You | Notus Digital
What’s actually changing with search
For the last twenty years, search has been a list. You type a query into Google, you get ten blue links, and you click the one that looks most useful. That model is finally being disrupted, not by a competitor to Google, but by Google itself, alongside a wave of …
Original Research
notusdigital.co.uk
· Original study ↗
Methodology
Range of 30-60% cited as 'some studies suggest' with no named study or sample size; midpoint (45%) used per range extraction rule. Article itself notes the impact is debated, stating other research suggests a smaller impact and that commercial queries are 'barely affected.'
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google AI Overviews (informational search queries): 30% click through rate reduction. Source: notusdigital.co.uk (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-overviews-ctr-drop-informational-queries
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ai-overviews-ctr-drop-informational-queries" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>30%</strong> -- click through rate reduction for Google AI Overviews (informational search queries)<br><small>Source: notusdigital.co.uk (2025) · <a href="https://lighthousedata.io/data/ai-overviews-ctr-drop-informational-queries" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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