B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
0.3%
0.3% -- paid or advertorial content share of ai citations for ChatGPT, Claude and Gemini citations (2026-05)
Paid or advertorial content accounted for 0.3% of citations across ChatGPT, Claude, and Gemini.
- The breakdown is not published at the market or category level.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
0.3%
Unit
Percentage
Data Vintage
2026-05
Entity
Sample Size
25,000,000
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
Muck Rack
Primary
Tier A
https://www.searchintel.tech/blog/ai-citation-strategy/ ↗
Source Article
How to Get Cited by AI | SearchIntel
You assume that getting cited by AI is a content problem: write clearer pages, add schema, make sure ChatGPT can read what you already publish. Those steps fix being read. They do not fix being found, and the evidence points to two different starting points for each.
Most citation advice treats an A…
Original Research
Muck Rack
· Original study ↗
Methodology
Muck Rack 'What Is AI Reading?' May 2026 edition
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
ChatGPT, Claude and Gemini citations: 0.3% paid or advertorial content share of ai citations. Source: Muck Rack (2026-05). Via Lighthouse Intelligence -- https://lighthousedata.io/data/paid-content-share-of-ai-citations-03pct
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<blockquote cite="https://lighthousedata.io/data/paid-content-share-of-ai-citations-03pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>0.3%</strong> -- paid or advertorial content share of ai citations for ChatGPT, Claude and Gemini citations<br><small>Source: Muck Rack (2026-05) · <a href="https://lighthousedata.io/data/paid-content-share-of-ai-citations-03pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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