B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
6.5%
6.5% -- ai search market share for DeepSeek (2025)
DeepSeek holds a 6.5% share of the AI search market.
- Down from 7.6% in the prior month
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
6.5%
Unit
Percentage
Data Vintage
2025
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
Similarweb
Primary
Tier B
https://www.businesstechweekly.com/technology-news/chatgpts-market-share-transforming-ai-search-whil… ↗
Source Article
ChatGPT’s Market Share: Transforming AI Search While Traditional Engines Decline
ChatGPT’s Market Share: Transforming AI Search While Traditional Engines Decline
ChatGPT Dominates AI Search Market While Traditional Search Engines Decline
ChatGPT has secured an overwhelming 80.1% share of the AI search market, according to new data from Similarweb's latest market analysis, while …
Original Research
Similarweb
· Original study ↗
Methodology
Similarweb market analysis
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
DeepSeek: 6.5% ai search market share. Source: Similarweb (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/deepseek-ai-search-share-6-5
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<blockquote cite="https://lighthousedata.io/data/deepseek-ai-search-share-6-5" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>6.5%</strong> -- ai search market share for DeepSeek<br><small>Source: Similarweb (2025) · <a href="https://lighthousedata.io/data/deepseek-ai-search-share-6-5" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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