B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
3%
3% -- ai visibility improvement for Keyword stuffing (GEO content optimization) (2026)
Keyword stuffing delivered a +3% AI visibility improvement across ChatGPT, Perplexity, and Gemini.
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
3%
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
arXiv (GEO research)
Primary
Tier B
https://betteraisearch.com/tactics/keyword-stuffing-ai-search ↗
Source Article
Keyword Stuffing vs AI Search: What Works Instead
Original Research
arXiv (GEO research)
· Original study ↗
Methodology
arXiv GEO study measuring AI visibility impact of specific content changes
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Keyword stuffing (GEO content optimization): 3% ai visibility improvement. Source: arXiv (GEO research) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/keyword-stuffing-ai-visibility-3pct
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<blockquote cite="https://lighthousedata.io/data/keyword-stuffing-ai-visibility-3pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>3%</strong> -- ai visibility improvement for Keyword stuffing (GEO content optimization)<br><small>Source: arXiv (GEO research) (2026) · <a href="https://lighthousedata.io/data/keyword-stuffing-ai-visibility-3pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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