Lexis+ AI
LexisNexis's generative AI legal assistant that combines conversational search with the authoritative Lexis+ legal database.
The Future of Legal Research
Lexis+ AI represents a generational leap in how modern legal teams approach legal research. By combining domain-trained language models with a workflow-first interface, it collapses hours of manual work into minutes of reviewable output.
Built with the rigor that general counsel and litigation teams demand, Lexis+ AI treats accuracy, defensibility, and auditability as first-class features — not afterthoughts.
Last verified: · Editorial review by AttorneyAITools
Clause Extraction
Surface obligations, indemnities, and risk terms with AI-grade precision across thousands of pages.
Bank-Grade Security
SOC 2 Type II, end-to-end encryption, and matter-level access controls trusted by AmLaw firms.
Version Control
Track every redline, comment, and revision with an immutable audit trail built for litigation.
Team Collaboration
Partner, associate, and paralegal workflows unified in one secure, purpose-built workspace.
In-Depth: Lexis+ AI
Lexis+ AI
Lexis+ AI brings generative AI capabilities to the LexisNexis legal research ecosystem. It allows attorneys to ask legal questions in natural language and receive AI-generated responses grounded in LexisNexis's vast database of case law, statutes, regulations, and secondary sources. Every AI response includes linked citations that can be verified against primary sources.
Features
- Conversational AI search grounded in Lexis+ content
- Linked, verifiable citations in every response
- Document drafting and summarization tools
- Timeline and chronology generation from case documents
- Integration with Lexis+ research workflow
Best For
- Firms already invested in the LexisNexis ecosystem seeking AI augmentation
- Attorneys who prioritize citation accuracy and verifiability
Pricing
Available as an add-on to existing Lexis+ subscriptions. Pricing varies by firm size and package. Typically $150-$400/month per user depending on tier. Contact LexisNexis for a custom quote.
Alternatives
- [[Westlaw Edge AI]]
- [[Harvey AI]]
- [[Casetext AI]]
Practical Use Cases
Conversational legal research with verifiable citations
Purpose-built workflows that measurably reduce friction and elevate the quality of legal output across your practice.
Drafting legal documents with AI assistance
Purpose-built workflows that measurably reduce friction and elevate the quality of legal output across your practice.
Summarizing complex case law and statutes
Purpose-built workflows that measurably reduce friction and elevate the quality of legal output across your practice.
Pros and Trade-offs
Advantages
- checkPurpose-built for legal research workflows
- checkDramatically reduces time spent on repetitive tasks
- checkEnterprise-grade security and compliance posture
- checkSeamless integration with existing firm tech stacks
Trade-offs
- removePremium pricing may challenge solo practitioners
- removeOnboarding requires workflow adjustments
- removeFull value realized with consistent adoption
Pricing Tiers
Current plan: Paid
For solo attorneys and boutique practices getting started.
- checkCore features
- checkSingle user
- checkEmail support
For growing firms that need collaboration and scale.
- checkEverything in Professional
- checkUp to 10 seats
- checkPriority support
- checkAdvanced integrations
For AmLaw firms and legal departments with bespoke needs.
- checkUnlimited seats
- checkDedicated CSM
- checkCustom SLAs
- checkOn-prem options
Similar Tools
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Casetext AI
Legal ResearchLegal research platform powered by CoCounsel AI, offering advanced case law search, brief analysis, and document review for attorneys.
Westlaw Edge AI
Legal ResearchThomson Reuters' AI-enhanced legal research platform combining Westlaw's comprehensive database with machine learning-powered analytics and search.
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