Lexis+ AI

Lexis+ AI is now presented by LexisNexis as Lexis+ with Protégé, a legal AI workflow solution for drafting, research, and analysis. It combines the LexisNexis legal content library with an AI assistant, linked citations, practical guidance, litigation analytics, document analysis, and workflows for legal professionals. The product is intended for lawyers and legal teams, not as a substitute for professional legal judgment.

✨ Key Features

• Conversational legal research — Ask questions in natural language and receive answers grounded in LexisNexis sources.
• Guided research and planning — Use step-by-step research plans and transparent progress for complex legal questions.
• Citable answers — Link generated answers to primary law, secondary sources, practical guidance, and web content where used.
• Shepard’s citation validation — Check citations and flag potentially vulnerable authorities with Shepard’s signals and At Risk.
• AI summaries and headnotes — Summarize cases, statutes, briefs, and uploaded materials to surface facts, issues, and takeaways.
• Document grounding and Vault — Upload organizational documents and case materials to ground research and organize secure review.
• Legal document drafting — Draft and refine contracts, motions, briefs, complaints, discovery requests, and client communications.
• Custom and pre-built workflows — Use legal skills and workflows for research, drafting, review, due diligence, and litigation preparation.
• Practical Guidance — Access attorney-authored checklists, forms, practice notes, and task guidance across 25+ practice areas.
• Litigation Analytics — Analyze judges, courts, opposing counsel, law firms, filings, timing, damages, and practice-area trends.
• Brief and agreement analysis — Review litigation briefs and compare negotiated clauses or language against relevant authority.
• General AI workspace — Use supported models for adjacent work such as brainstorming and client communication while keeping legal work in a private workspace.

💳 Pricing

• Lexis+ with Protégé — Request a trial or demo; public pages reviewed do not provide a single universal price because packages vary by market, firm size, seats, content, and features.
• Lexis+ — A 7-day free trial is advertised in some markets; ongoing pricing and package options are market-specific or quote-based.
• Lexis+ AI / Protégé features — Availability, usage controls, included content, and AI workflow access depend on the customer’s subscription and region.

Confirm the applicable jurisdiction, content package, seat terms, trial conversion, usage limits, data handling, and current quote directly with LexisNexis before purchase.

⚖️ Alternatives Compared

🎯 Use Cases

• Case-law research — Ask a legal question, review linked authorities, and validate citations.
• Statutory and regulatory research — Find and compare current legal sources across relevant jurisdictions.
• Brief preparation — Upload a brief, identify supporting authority, and pressure-test arguments.
• Contract drafting — Generate and refine transactional agreements with legal-source and workflow context.
• Litigation strategy — Review judge, court, opposing counsel, filing, timing, and damages analytics.
• Due diligence — Ground analysis in organization documents, trusted legal content, and structured workflows.
• Practice-area operations — Use checklists, forms, and attorney-authored guidance for recurring legal tasks.
• Client communication — Prepare clearer explanations, drafts, and research-backed communications for review.
• Team knowledge reuse — Ground answers in prior work, templates, and organizational documents.

Treat every AI output as a research aid: verify authorities, quotations, procedural posture, jurisdiction, dates, and confidential-data permissions before relying on it.