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Subcategory · AI Citation Index

AI Legal Assistant

The AI legal assistant category shows a clear bifurcation between AI-native upstarts and legacy legal platforms. Harvey's commanding 70% shortlist rate signals strong product-market fit among legal teams seeking purpose-built AI tools, while Spellbook and Ironclad's 58-57% rates demonstrate viable alternatives. Notably, traditional legal research powerhouses LexisNexis and Westlaw lag at 47-46%, suggesting their AI integrations haven't yet matched the appeal of native AI solutions. All top brands show identical model diversity (4), indicating the category has standardized around multi-model approaches for legal work.

83 discovery queries · 270 head-to-heads · refreshed Sep 24, 2026

Discovery stage

The shortlist

Across 83 buyer-style "AI Legal Assistant" queries

10%27%44%61%78%Coverage — share of discovery prompts where the brand surfaces13%35%57%78%100%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.

1LegalOn
5/5
2Spellbook
5/5
3Luminance
5/5
4Ironclad
5/5
5LinkSquares
5/5
1Westlaw
5/5
2Lexisnexis
5/5
3Harvey
5/5
4Bloomberg Law
5/5
5Thomsonreuters
5/5
1Harvey
5/5
2Spellbook
5/5
3Ironclad
5/5
4Lexisnexis
4/5
5Juro
3/5
1Litera
5/5
2Harvey
5/5
3Luminance
5/5
4Kira Systems
5/5
5Spellbook
4/5
1Ironclad
4/5
2Harvey
4/5
3LawVu
4/5
4Checkbox
3/5
5Mitratech
3/5
≥50% cited
25–49%
<25%
Topics are discovery-stage prompt clusters · ai-legal-assistant

Evaluation stage

Head-to-head

How often AI cites each brand across uniform category evaluation prompts · median 5/100

0255075100Evaluation citation rate — % of category evaluation prompts citing this brand09182635Evaluation 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 5/100

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

708 citations captured across AI Legal Assistant prompt runs.

Vendor pages

254

Product, help, and marketing pages from tracked vendors

Independent sources

276

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

Buyer questions

What AI cites for top AI Legal Assistant 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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