B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
76%
76% -- share of sites without tracking for AI-built production sites (Lovable, v0, Replit, Bolt, Cursor) (2026)
76% of 85 audited production sites built with Lovable, v0, Replit, Bolt, and Cursor had no tracking installed at all.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
76%
Unit
Percentage
Data Vintage
2026
Entity
Sample Size
85
Geography
Global
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Harvv
Primary
Tier A
https://harvv.com/research ↗
Source Article
Research - Harvv
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Original Research
Harvv
· Original study ↗
Methodology
Harvv audit of 85 AI-built production sites
Methodology documented
Segmentation
IndustryAI
RegionGlobal
Cite this stat
Plain Text
AI-built production sites (Lovable, v0, Replit, Bolt, Cursor): 76% share of sites without tracking. Source: Harvv (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/vibecoded-sites-no-tracking
HTML Embed
<blockquote cite="https://lighthousedata.io/data/vibecoded-sites-no-tracking" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>76%</strong> -- share of sites without tracking for AI-built production sites (Lovable, v0, Replit, Bolt, Cursor)<br><small>Source: Harvv (2026) · <a href="https://lighthousedata.io/data/vibecoded-sites-no-tracking" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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