B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
34.5%
34.5% -- click through rate decline for Pages affected by AI Overviews (Google) (2026)
Pages affected by AI Overviews have seen average click-through rates drop by 34.5 percent.
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
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
writercosmos.com
Primary
Tier C
https://www.writercosmos.com/blog/ai-is-changing-seo-in-the-us-market-in-2026/ ↗
Source Article
AI-Driven SEO Shift Reshapes the US Search Market in 2026
A New Era for Search in the United States
As of early 2026, the US search engine optimization landscape is going through a major transformation driven by artificial intelligence. AI-powered search results, zero-click searches, and generative answers are changing how users find information and how we…
Original Research
writercosmos.com
· Original study ↗
Methodology
Industry reports cited by secondary blog
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Pages affected by AI Overviews (Google): 34.5% click through rate decline. Source: writercosmos.com (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-overviews-ctr-drop-34-5
HTML Embed
<blockquote cite="https://lighthousedata.io/data/ai-overviews-ctr-drop-34-5" 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 Pages affected by AI Overviews (Google)<br><small>Source: writercosmos.com (2026) · <a href="https://lighthousedata.io/data/ai-overviews-ctr-drop-34-5" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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