B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
26%
26% -- content freshness differential for AI-preferred sources (2026)
Sources preferred by AI search are on average 26% fresher than content surfaced by traditional search engines.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
26%
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
Microsoft
Primary
Tier B
https://surfeo.ai/en/blog/schema-markup-for-ai ↗
Source Article
Schema Markup for AI: The Technical Guide to Getting Cited
Schema Markup for AI: The Technical Guide to Getting Cited
Schema markup is the single highest-leverage technical change you can make to increase your AI visibility. Sites with properly implemented structured data are 3.7x more likely to be cited by ChatGPT, Gemini, and Perplexity (Javadex, 2026). Y…
Original Research
Microsoft
· Original study ↗
Methodology
Cited from Microsoft's advertising research; methodology not stated
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
AI-preferred sources: 26% content freshness differential. Source: Microsoft (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/ai-preferred-sources-fresher-26-percent
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<blockquote cite="https://lighthousedata.io/data/ai-preferred-sources-fresher-26-percent" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>26%</strong> -- content freshness differential for AI-preferred sources<br><small>Source: Microsoft (2026) · <a href="https://lighthousedata.io/data/ai-preferred-sources-fresher-26-percent" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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