B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
34.5%
34.5% -- click through rate decline for #1 organic search result (when Google AI Overview is present) (2026)
When a Google AI Overview is present, the click-through rate on the #1 organic search result drops by approximately 34.5%.
- Approximate drop ('drops by about 34.5%')
Attribution:
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Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
34.5%
Unit
Percentage
Data Vintage
2026
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Ahrefs
Primary
Tier C
https://automotive.upup.one/insights/ai-search-changing-car-buyer-discovery/ ↗
Source Article
AI Search Is Changing How Buyers Find Dealers | Automotive
Key takeaway
AI is changing search in two ways that point in opposite directions for dealers. On one side, Google's AI Overviews are absorbing clicks that used to go to websites — even top-ranked ones. On the other, the AI assistants themselves (ChatGPT, Perplexity) still send dealerships almost no …
Original Research
Ahrefs
· Original study ↗
Methodology
Ahrefs study of 300,000 keywords measuring click-through rate on the #1 organic result when an AI Overview is present; original study date not specified in article, vintage set to article update year
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
#1 organic search result (when Google AI Overview is present): 34.5% click through rate decline. Source: Ahrefs (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-overview-ctr-drop-first-organic-result
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ai-overview-ctr-drop-first-organic-result" 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 #1 organic search result (when Google AI Overview is present)<br><small>Source: Ahrefs (2026) · <a href="https://lighthousedata.io/data/ai-overview-ctr-drop-first-organic-result" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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