B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
11%
11% -- share of domains cited by both engines for ChatGPT and Perplexity AI answer engines (2025)
Only 11% of domains are cited simultaneously by both ChatGPT and Perplexity AI answer engines.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
11%
Unit
Percentage
Data Vintage
2025
Entity
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
50
Source Trust
60
Citation Chain
60
Independence
30
Methodology
45
Freshness
95
Source
The Digital Bloom
Primary
Tier C
https://regencleo.ai/articles/regencleo-vs-otterly-brand-tracking/ ↗
Source Article
CLEO vs Otterly.ai for AI Brand Tracking | CLEO
Brand-tracking tools split into two kinds: those that monitor what AI answer engines say about you, and those that also act on what they find. Otterly.ai is the first kind and CLEO is the second, which means a straight "which tracks better" comparison mostly favours Otterly.ai. This page is publishe…
Original Research
The Digital Bloom
· Original study ↗
Methodology
Cited from The Digital Bloom, 2025; secondary citation in vendor comparison article
Methodology documented
Segmentation
IndustryAI & Machine Learning
RegionGlobal
RoleAll marketers
Channelmulti-channel
Cite this stat
Plain Text
ChatGPT and Perplexity AI answer engines: 11% share of domains cited by both engines. Source: The Digital Bloom (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/domains-cited-both-chatgpt-perplexity-2025
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<blockquote cite="https://lighthousedata.io/data/domains-cited-both-chatgpt-perplexity-2025" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>11%</strong> -- share of domains cited by both engines for ChatGPT and Perplexity AI answer engines<br><small>Source: The Digital Bloom (2025) · <a href="https://lighthousedata.io/data/domains-cited-both-chatgpt-perplexity-2025" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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