B
Evidence Grade B
Graded
under review
Safe to Cite
Current
42%
42% -- share of work messages writing for ChatGPT (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
42%
Unit
Percentage
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
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
OpenAI
Primary
Tier B
https://arkadvance.com/how-700-million-people-are-actually-using-chatgpt-new-research-reveals-market… ↗
Source Article
How 700 Million People Are Actually Using ChatGPT: New Research Reveals Marketing Opportunities
Original Research
OpenAI
· Original study ↗
Methodology
OpenAI usage-pattern analysis
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
ChatGPT: 42% share of work messages writing. Source: OpenAI (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chatgpt-writing-work-42pct
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<blockquote cite="https://lighthousedata.io/data/chatgpt-writing-work-42pct" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>42%</strong> -- share of work messages writing for ChatGPT<br><small>Source: OpenAI (2026) · <a href="https://lighthousedata.io/data/chatgpt-writing-work-42pct" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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