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Subcategory · AI Citation Index

Answer Engine Optimization (AEO)

Answer Engine Optimization represents an emerging category where brands monitor citation rates across ChatGPT, Perplexity, Claude, and Gemini. The market shows early consolidation around established SEO players (BrightEdge 30%, Schema App 16%) adapting traditional search tactics alongside AEO-native specialists (Profound 68%, Otterly.ai 36-42%). However, 0% prompt coverage and data inconsistencies—including duplicate Otterly.ai entries—reveal a category still establishing reliable benchmarks and standardized measurement protocols.

81 discovery queries · 140 head-to-heads · refreshed Sep 24, 2026

Discovery stage

The shortlist

Across 81 buyer-style "Answer Engine Optimization (AEO)" queries

0%19%38%58%77%Coverage — share of discovery prompts where the brand surfaces16%32%47%63%78%Engine diversity

Hover or click a logo to see brand details

X = coverage across discovery prompts · Y = engine diversity · Bubble size = total mentions
Tracked acrossChatGPT,Gemini,Claude

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Score shifts, new entrants, citation gaps — every Monday.

Signal by intent

By topic

Top 5 most-cited brands per intent cluster. Brands with zero citations in a topic are not shown.

1OtterlyAI
5/5
2Profound
5/5
3Otterly.AI
3/5
4AthenaHQ
2/5
5Linksii
1/5
1Profound
5/5
2OtterlyAI
4/5
3Otterly.AI
4/5
4AthenaHQ
2/5
5Searchable
1/5
1Profound
5/5
2OtterlyAI
5/5
3AthenaHQ
4/5
4Otterly.AI
4/5
5Stacks
1/5
1Profound
5/5
2OtterlyAI
4/5
3AthenaHQ
4/5
4Otterly.AI
3/5
5Stacks
2/5
1Profound
5/5
2OtterlyAI
5/5
3Otterly.AI
4/5
4AIclicks
1/5
5Stacks
1/5
≥50% cited
25–49%
<25%
Topics are discovery-stage prompt clusters · answer-engine-optimization

Evaluation stage

Head-to-head

How often AI cites each brand across uniform category evaluation prompts · median 9/100

0255075100Evaluation citation rate — % of category evaluation prompts citing this brand08152330Evaluation prompts cited inmedian citation ratemedian exposure

Hover or click a logo to see brand details

X = evaluation citation rate · Y = evaluation prompts cited in · Bubble size = citation exposure
Median citation rate 9/100

Each brand's score is the share of category evaluation prompts where AI cited them across all four engines — the same prompt pool for every brand. Brands above the median citation rate have stronger presence in evaluation-stage queries.

Citation sources

Where AI pulls citations from

764 citations captured across Answer Engine Optimization (AEO) prompt runs.

Vendor pages

257

Product, help, and marketing pages from tracked vendors

Independent sources

232

Reviews, encyclopedias, forums, press — not vendor-owned

Buyer questions

What AI cites for top Answer Engine Optimization (AEO) questions

Most-cited prompts across the buyer journey. Click any prompt to see the actual URLs AI engines link to.

Discovery

Buyers exploring the category

Evaluation

Buyers comparing options

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