ModelLLMsv2025

Lexis+ AI Model

by LexisNexis · paid · Last verified 2026-03-17

The Lexis+ AI model is LexisNexis's proprietary legal AI system integrated into their research platform, grounded in the Lexis database of over 100 billion legal documents spanning case law, statutes, regulations, and secondary sources. It provides hallucination-resistant legal research by linking all responses to verified legal sources.

https://www.lexisnexis.com/en-us/products/lexis-plus-ai.page ↗

C+

C+—Average

Adoption: BQuality: AFreshness: ACitations: BEngagement: F

Specifications

License: Proprietary
Pricing: paid
Capabilities: legal-research, case-law-retrieval, statute-analysis, brief-drafting, citation-verification
Integrations: Lexis+ Platform, Microsoft 365
Use Cases: legal research automation, case strategy analysis, brief and motion drafting, deposition preparation
API Available: No
Parameters: Unknown
Context Window: 128K
Modalities: text
Training Cutoff: 2025
Tags: legal, lexisnexis, research, case-law, enterprise
Added: 2026-03-17
Completeness: 100%

Index Score

57.4

Adoption

Quality

Freshness

Citations

Engagement

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