B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
86.5%
86.5% -- share of pages with ai content for Google top-ranking pages (2026)
An Ahrefs analysis of 600,000 top-ranking pages found that 86.5% contain some AI content.
- Correlation between AI share and rank was found to be effectively zero (0.011)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
86.5%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
600,000
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://www.hubstic.com/resources/blog/ai-for-seo ↗
Source Article
AI for SEO in 2026: How to Win in the Zero-Click Era
Organic click-through rate on Google searches that trigger AI Overviews fell 58% in 2025, according to an Ahrefs study of 300,000 keywords. That is not a seasonal dip. It is a structural rewrite of the economics SaaS companies have spent a decade optimizing against. AI Overviews now appear on roughl…
Original Research
Ahrefs
· Original study ↗
Methodology
Ahrefs analysis of 600,000 top-ranking pages
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google top-ranking pages: 86.5% share of pages with ai content. Source: Ahrefs (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/top-pages-ai-content-86-5pct
HTML Embed
<blockquote cite="https://lighthousedata.io/data/top-pages-ai-content-86-5pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>86.5%</strong> -- share of pages with ai content for Google top-ranking pages<br><small>Source: Ahrefs (2026) · <a href="https://lighthousedata.io/data/top-pages-ai-content-86-5pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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