B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
34.5%
34.5% -- click through rate decline for Position #1 organic search result when an AI Overview appears (2025)
Click-through rate for the top-ranking organic search result dropped by 34.5% when an AI Overview appeared.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
34.5%
Unit
Percentage
Data Vintage
2025
Entity
Sample Size
300,000
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
Ahrefs
Primary
Tier B
https://sparkseo.net/how-much-traffic-are-ai-overviews-robbing-from-your-website/ ↗
Source Article
How Much Traffic are AI Overviews Robbing from Your Website? | Spark SEO
You’re ranking. Your SEO’s solid. But your traffic? It’s quietly tanking.
Sound familiar?
You’re not alone — and the culprit isn’t a competitor or a core update. It’s something newer. Smarter. And way more disruptive:
Google’s AI Overviews.
These AI-generated summaries now sit above the traditional …
Original Research
Ahrefs
· Original study ↗
Methodology
Ahrefs study of 300,000 informational keywords, half with AI Overviews and half without; relative decline in CTR for the top-ranking result (5.6% to 3.1%).
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Position #1 organic search result when an AI Overview appears: 34.5% click through rate decline. Source: Ahrefs (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-overview-ctr-decline-position-1
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ai-overview-ctr-decline-position-1" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>34.5%</strong> -- click through rate decline for Position #1 organic search result when an AI Overview appears<br><small>Source: Ahrefs (2025) · <a href="https://lighthousedata.io/data/ai-overview-ctr-decline-position-1" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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