B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
25.7%
25.7% -- content freshness differential for AI-cited pages vs classic search results (2026)
AI-cited pages were 25.7% fresher on average compared to classic search results ranking for the same queries.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
25.7%
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Ahrefs
Primary
Tier B
https://rctrl.com/blog/content-refresh-ai-search-reindexing-signals ↗
Source Article
Content Refresh for AI Search: What Triggers Re-Indexing
In June we watched a SaaS team refresh their best comparison page and get two completely different verdicts. Within five days, ChatGPT was citing the updated version. Six weeks later, Google's AI Overview for the same query still quoted the old numbers from a competitor. Same page, same refresh, opp…
Original Research
Ahrefs
· Original study ↗
Methodology
Ahrefs analyzed millions of AI citations against classic search results (fresh content study)
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI-cited pages vs classic search results: 25.7% content freshness differential. Source: Ahrefs (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-cited-pages-fresher-25-7-percent
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<blockquote cite="https://lighthousedata.io/data/ai-cited-pages-fresher-25-7-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>25.7%</strong> -- content freshness differential for AI-cited pages vs classic search results<br><small>Source: Ahrefs (2026) · <a href="https://lighthousedata.io/data/ai-cited-pages-fresher-25-7-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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