B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
4
4 -- citation likelihood multiple vs lower authority sites for High-authority websites (deep referring-domain profiles) in ChatGPT citations (2026)
Sites with deep referring-domain profiles are roughly 3.5 times more likely to be cited by ChatGPT than lower-authority sites in the same niche.
- based on Lureon.ai citation analysis
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
4
Unit
Multiple
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
50
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
Lureon.ai
Primary
Tier C
https://lureon.ai/blog/optimize-for-the-chatgpt-ranking-algorithm-in-2025/ ↗
Source Article
How to Optimize for the ChatGPT Ranking Algorithm in 2026
ChatGPT optimization has moved from "nice to have" to essential infrastructure. ChatGPT crossed 900 million weekly active users in February 2026 and reached 1 billion monthly active users by June 2026 — the fastest app in history to hit that milestone, according to Sensor Tower data reported by Reut…
Original Research
Lureon.ai
· Original study ↗
Methodology
High-authority sites are ~3.5x more likely to be cited than lower-authority sites in the same niche; presented as Lureon.ai's own citation analysis
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
High-authority websites (deep referring-domain profiles) in ChatGPT citations: 4 citation likelihood multiple vs lower authority sites. Source: Lureon.ai (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/referring-domain-citation-multiple
HTML Embed
<blockquote cite="https://lighthousedata.io/data/referring-domain-citation-multiple" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>4</strong> -- citation likelihood multiple vs lower authority sites for High-authority websites (deep referring-domain profiles) in ChatGPT citations<br><small>Source: Lureon.ai (2026) · <a href="https://lighthousedata.io/data/referring-domain-citation-multiple" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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