B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
18.5%
18.5% -- claude ai share for Claude's share of AI referral traffic in B2B (2026)
Claude's share of AI referral traffic in B2B increased to 18.5%, jumping from 1.4%.
- Based on one industry analysis
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
18.5%
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
Growth (Seongjang Inc.)
Primary
Tier B
https://growthmk.com/en/why-seo-matters-in-the-geo-era ↗
Source Article
Why SEO Matters More in the GEO Era | Growth
Why SEO Matters More in the GEO Era — Anthropic’s SEO Lead
임재복
Anthropic — the company behind Claude, the LLM that stands shoulder to shoulder with ChatGPT — recently posted an opening for an “SEO Lead.” Sit with that for a second: the very company reshaping what search looks like is hiring a search…
Original Research
Growth (Seongjang Inc.)
· Original study ↗
Methodology
Jumped from 1.4%.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Claude's share of AI referral traffic in B2B: 18.5% claude ai share. Source: Growth (Seongjang Inc.) (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/claude-ai-share-2026
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<blockquote cite="https://lighthousedata.io/data/claude-ai-share-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>18.5%</strong> -- claude ai share for Claude's share of AI referral traffic in B2B<br><small>Source: Growth (Seongjang Inc.) (2026) · <a href="https://lighthousedata.io/data/claude-ai-share-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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