B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
60%
60% -- share of chatgpt sources from earned media for ChatGPT (2025)
Around 60% of ChatGPT's information is sourced from earned media.
- Approximation ('Around 60%')
- Stated by an interviewee without detailed methodology or primary source study citation
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
60%
Unit
Percentage
Data Vintage
2025
Entity
Geography
UK
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
20
Independence
30
Methodology
45
Freshness
95
Source
AI for Media
Primary
Tier C
https://www.greentarget.co.uk/insights/ai-golden-era-pr-harriet-meyer/ ↗
Source Article
Is AI a Golden Era for PR?
INSIGHTS
Is AI a Golden Era for PR? – Harriet Meyer Interview
Harriet Meyer is founder of AI for Media, providing training and consultancy to demystify artificial intelligence (AI) tools for media brands and PR professionals.
She draws on her 20+ years experience as a national financial journalist t…
Original Research
AI for Media
· Original study ↗
Methodology
Cited in interview by Harriet Meyer (AI for Media); original methodology not stated
Methodology documented
Segmentation
IndustryMedia
RegionUK
RoleAll marketers
Channelearned_media
Cite this stat
Plain Text
ChatGPT: 60% share of chatgpt sources from earned media. Source: AI for Media (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chatgpt-earned-media-sourcing
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<blockquote cite="https://lighthousedata.io/data/chatgpt-earned-media-sourcing" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>60%</strong> -- share of chatgpt sources from earned media for ChatGPT<br><small>Source: AI for Media (2025) · <a href="https://lighthousedata.io/data/chatgpt-earned-media-sourcing" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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