Measurement & Analytics
17 practices
Are Brand Mentions ~3x Stronger Than Backlinks for AI Citations?
A 2026 Ahrefs analysis (via AuthorityTech) of 75K brands found brand web mentions had a 0.664 correlation with AI citations vs 0.218 for backlinks — vendor data, not a causal study.
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Only 11% of AI Citation Sources Overlap Between ChatGPT and Perplexity
Averi's analysis of 680M citations found ChatGPT and Perplexity share only 11% of cited domains. Passionfruit confirmed 12% across 3 engines.
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AI Citation Half-Life ~4.5 Weeks — GEO Is a Continuity Discipline
Profound 240M-citation analysis shows median cited-source half-life ~4.5 weeks. 40-60% of cited domains rotate month-to-month.
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AI Search Traffic Converts 4.4x Better Than Traditional Organic — ConvertMate GEO Benchmark
83% of AI Overview citations from outside organic top 10. AI traffic converts at 4.4x rate. 12,500+ queries across 8,000 domains studied.
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B2B SaaS Dominates AI Citations (34%), Perplexity Leads — State of GEO 2026
ChatGPT + Perplexity = 68% of all tracked citations Q1 2026. Gemini fastest-growing (doubled MoM). Sector breakdown from 250 engagements tracked Jan-Mar 2026.
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Brand Mentions Correlate 3x Stronger Than Backlinks for AI Citation
Ahrefs 75K brand study shows branded web mentions r=0.664 vs backlinks r=0.218. Top quartile averages 169 AI Overview mentions vs 14 for next tier.
Brand Stature Ladder: Global Brands 73%, Mid-Market 44%, Niche 11% AI Citation Rate
Ranqo 100K-prompt study across 100+ brands. 78% of citations go to corporate websites. Best-of listicle is most-cited format (21%). Sentiment flips 6.7x more often than mention.
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ChatGPT Cites Vendor Own First-Party Site 68% of the Time — Platform Citation Profile
Foglift study of 1,430 classified citations across 5 engines. ChatGPT skips video, community discussion, personal blogs entirely. Only 55.4% classifiable — significant long-tail diversity.
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Gemini 3 Collapsed Top-10 Overlap from 76% to 38% — Fan-Out Is Now Dominant
Post-Gemini 3 only 38% of AI Overview citations come from top-10 organic. 62% from deeper SERP. Fan-out sub-query mapping is essential.
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Google AI Overviews on 48% of Queries — Organic CTR Drops 61% on Queries With AIOs
BrightEdge Feb 2026: Healthcare 88%, Education 83%, B2B Tech 82% AIO penetration. Seer: even queries without AIOs saw 41% CTR decline. Being cited = primary CTR preservation strategy.
Google Launched Dedicated AI Visibility Report in Search Console — Impressions Only
Google shipped AI visibility report June 2026 showing impressions (no clicks, no CTR, no query-level data). Google states AIO optimization = SEO for Google specifically.
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GPT-5 Nano Halved Citation Hallucination vs GPT-4o — Claude Haiku 4.5 Increased 8%
Naser audited 10 LLMs generating 69,557 citations. GPT-5-mini hallucinates at 11.4% (down from GPT-4o-mini 45.3%). Multi-model consensus = 95.6% accuracy.
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Platform-Specific Citation Profiles: Claude 16.8% vs ChatGPT 14.2% vs Perplexity 12.4% Conversion
AI traffic converts at 14.2% average vs Google 2.8%. Each platform has distinct citation profiles requiring separate approaches.
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Review Platform Depth Is Strongest Predictor of AI Visibility — 50+ Reviews = 3.2x Citation Rate
Brands with 50+ recent reviews on G2/Capterra cited at 3.2x rate of brands with <20 reviews. Single highest-impact GEO activity across case studies.
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Only 36 Global Brands Maintain Top-100 Visibility Across All 4 AI Platforms (Semrush 126M Prompts)
Semrush's 126M-prompt AI Visibility Index: only YouTube, Google, Reddit, Amazon, Apple and 31 others maintain top-100 across ChatGPT, Gemini, AI Mode, AI Overviews.
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The SEO Floor — Top-3 Google Pages 34x More Likely to Be AI-Cited Than Rank 31-100
Mixed-effects logistic regression on 114,034 observations. Schema markup strongest content predictor (OR=1.31). 75.4% of aggregate citations from outside top 30 but this is denominator artifact.