B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
9
9 -- ai answer visibility score gap for M7 business schools in AI-generated answers (2026)
There is a 9-point composite score gap between the top three and bottom four M7 business schools appearing in AI-generated answers across 40 prompts on ChatGPT, Perplexity, Gemini, and Claude.
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
9
Unit
Score
Data Vintage
2026
Entity
Sample Size
40
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
Arcalea
Primary
Tier A
https://arcalea.com/blog/author/beatriz-lopez-garcia ↗
Source Article
Marketing Intelligence Insights and Research | Arcalea
Original Research
Arcalea
· Original study ↗
Methodology
Arcalea tracked 40 prompts across ChatGPT, Perplexity, Gemini, and Claude measuring M7 business school appearances in AI-generated answers to MBA applicant queries; composite scores
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
M7 business schools in AI-generated answers: 9 ai answer visibility score gap. Source: Arcalea (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/m7-business-schools-ai-visibility-gap-2026
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<blockquote cite="https://lighthousedata.io/data/m7-business-schools-ai-visibility-gap-2026" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>9</strong> -- ai answer visibility score gap for M7 business schools in AI-generated answers<br><small>Source: Arcalea (2026) · <a href="https://lighthousedata.io/data/m7-business-schools-ai-visibility-gap-2026" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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