Lexis+ AI has evolved. Meet Protégé.

Explore Protégé

*The video shows the LexisNexis® Protégé™ Australia solution and is for illustrative purposes only.

Lexis+ AI is now Lexis+ with Protégé*. A legal AI workflow solution for drafting, research and analysis. Lexis+ with Protégé combines the power of the LexisNexis® Protégé™ AI assistant with trusted sources to help legal professionals deliver outstanding work.

*Formerly Lexis+ AI

Meet the new Protégé experience today.

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Conversational Legal AI Search

AI Search That Interacts

Collaborate with Lexis+ AI like you would with a trusted colleague who intelligently and conversationally responds to your requests and refines answers.

Start SearchingExplore Protégé

Explore how Lexis+ AI provides information you can trust

Example prompt of a user asking Conversational Search feature on Lexis+ AI with Protégé on What is the retention period for financial records under the Companies Act 1993?

Conversational Search

Responds to legal research queries such as term-of-art interpretation, legal procedures, principles, and identification of leading cases.

CaseBase Case Citations

CaseBase Case Citator®

Verify the status and treatment of legal references in research and drafts with CaseBase Case Citator® so that you can build a stronger case​.

Example prompts to ask Lexis+ AI with Protégé. What are the elements of the cause of action of interference with contractual relations? What is the retention period for financial records under the Companies Act 1993?

AI Prompting Made Easier

Example prompts you can ask Protégé™ to kickstart your research.

Search Primary and Secondary Sources

Search the most comprehensive collection of case law and secondary sources to surface accurate results.

Search Practical Guidance

Search ready-to-use practice notes, templates, clauses, articles and checklists from leading practitioners.

AI Legal Drafting

Draft in Moments

Draft contract clauses, and concise client communications, all grounded in authoritative content with remarkable speed, ease, and precision.

Start DraftingExplore Protégé

Discover how Lexis+ AI delivers outstanding work

Example prompt on how to use drafting feature on Lexis+ AI with Protégé. User prompts: Draft a client e-mail to Luca Blight informing him that we will no longer be able to represent him due to a conflict of interest discovered during our investigation into the case.

Draft Correspondence

Go from blank page to first draft for emails, letters and clauses in moments.

Craft communications for both legal and non-legal stakeholders

Create a wide variety of communications and documents to support stakeholders and clients using Protégé General AI.

Example prompts for drafting in Lexis+ AI with Protégé. First prompt: Draft a clause that requires the parties to negotiate in good faith with representatives with authority before bringing any legal action if any disputes arises out of the agreement. Second prompt: Draft a client email to Luca Blight informing him that we will no longer be able to represent him due to a conflict of interest discovered during our investigation into the case. There is an option on the feature to Generate a draft for each prompt.

Refine Your Draft

Draft correspondence or clauses quickly and concisely with helpful example prompts to get you started.

Use the AI that fits your work

Quickly choose between trusted Legal AI or General AI to get the best support for whatever you are working on without compromising security or losing context.

User asks Lexis+ AI with Protégé to draft a force majeure clause for a supply of goods agreement that expressly includes unavailability of raw materials as a force majeure event excusing the supplier from its obligations to supply the goods.

Draft Clauses

Go from blank page to first draft for standard clauses in moments.

Search Practical Guidance

Search ready-to-use practice notes, templates, clauses, articles and checklists from leading practitioners.

Business Impact of Lexis+ AI in the U.S.

New Study Finds 344% ROI of Lexis+ AI for Law Firms

Forrester Consulting conducted an independent Total Economic Impact™ study of Lexis+ AI for large law firms, commissioned by LexisNexis in May 2025.

Read The Study

Legal AI Summary

Accurate & Complete Summarisation

Get the legal summary you need in seconds without clicking into a single search result.

Start SummarisingExplore Protégé

Learn how Lexis+ AI powers your productivity

Explore new ideas with web sources

Search the web to help contextualise legal findings within timely business, social, or regulatory trends.

Example prompt for Summarise feature in Lexis+ AI with Protégé. User ask: [2017] 1 NZLR 423. Protégé completes the response and displays: The below is a summary or headnote extracted directly from Proprietors of Wakatu v Attorney-General [2017] 1 NZLR 423.

Summarise

Ask the AI Assistant to summarise using case citations or party names.

Lexis+ AI with Protégé shows examples of case formats to summarise: Smith v Fonterra Co-Operative Group Ltd [2024] NZRMA 202. Another example of case format: [2017] 1 NZLR 423. Type in field for users says: Specify a case.

Summarise Case Formats

Advance your legal research with examples of case formats you can quickly summarise from our database.

Legal AI Analysis

Upload Your Documents

Extract and summarise key insights and ask queries from firm documents in moments.

Start AnalysingExplore Protégé

Reliable, secure General AI for legal professionals

Lexis+ AI now offers both trusted Legal AI grounded in LexisNexis authority and powerful General AI for flexible drafting and exploration. CaseBase® Case Citator checks and LexisNexis security give you the freedom to draft, explore, and deliver with confidence.

Protégé | Legal AI

Trusted legal answers grounded in authoritative LexisNexis content, with CaseBase® 's citations. Powered by optimized AI models for legal accuracy and reliability.

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Protégé | General AI

A suite of AI models—GPT-5, GPT-4o, and o3 by OpenAI and Claude Sonnet 4 by Anthropic - built within the trusted LexisNexis ecosystem and supported by CaseBase® 's citation checks.

Discover General AI

Work Confidently with World-Class Security and Privacy

Safeguard your data and knowledge with our private AI multi-model approach, backed with state-of-the-art LexisNexis security and privacy technology.

Responsible AI with Human Oversight

LexisNexis follows the RELX Responsible AI Principles to ensure that AI solutions are developed with human oversight and accountability, considering the real-world impact of the solutions and taking action to reduce bias.

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Private, Multi-Model LLM Approach

LexisNexis employs Privacy by Design principles to keep data and user information secure. Our generative AI applies a private model that does not share user interactions with third parties to improve their products. Our multi-model approach prioritises the best model for each use-case. 

Secure Cloud Infrastructure

LexisNexis systems use commercial-grade cloud infrastructure from Microsoft Azure and Amazon Web Services Bedrock for secure deployment.

Firm data and LexisNexis resources

Lexis+ AI combines the power of Protégé, a personalised AI assistant with a vast repository of exclusive LexisNexis legal authority and firm documents.​

Legal News Hub (coming soon)

Stay up-to-date on breaking developments in the law and legal industry​

CaseBase® Case Citator

Use CaseBase® Case Citator to confirm the status and authority of legal references in your work.
Protégé

Personalised AI assistant, securely integrated in Lexis+ AI. Now with Legal AI and General AI.
DMS Integration (coming soon)

Lexis+ AI DMS Integration acts as an intelligent layer that extracts information and insights from existing DMS systems documents, such as iManage, SharePoint, and others.

Legal Research

Answer legal questions quickly and confidently with the comprehensive LexisNexis case law collection, editorial analysis, and data visualizations.
Practical Guidance

Complete work efficiently and effectively with industry-leading practice notes, checklists, annotated firms, and drafting tools across 20+ practice areas.

Who is Lexis+ AI For?

Lexis+ AI helps legal professionals across the public and private sectors accelerate and enhance their work.

Don’t see who you’re looking for? Contact us for a Free Demo related to your unique needs.

Awards and Recognition

LexisNexis is committed to innovation, leadership, and excellence in delivering cutting-edge technology.

LexisNexis® New Zealand has been recognised as the Winner for Legal Technology – Legal Research Software in 2024 and 2023.

2024 Australasian Lawyer and NZ Lawyer’s Service Providers Awards

Winner Legal Technology

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Best Legal Tech and Legal Service Providers in Australia and New Zealand | Service Provider Awards 2023

Winner - Legal Technology – legal research software

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Business Impact

Lexis+ AI is transforming the business of law

The Business Impact of Lexis+ AI

New study finds 344% ROI of Lexis+ AI for law firms. Forrester Consulting conducted an independent Total Economic Impact™ study of Lexis+ AI for large law firms, commissioned by LexisNexis in May 2025.

Read the Study

The future of law: rooted in strong foundations

From precedent to progress, LexisNexis New Zealand’s 111-year journey shows how human connection and new AI-powered tools together strengthen both the profession and the rule of law

Read the full article

Mai Chen (Barrister) on Lexis+ AI

I was convinced on the first day. Lexis+ AI corroborates the answers with statutes, cases and commentary, so I am confident of the results.

Read the full article

Eva Ho (Director, Focus Law) on Lexis+ AI

Not all AI tools are equal, and some product unreliable results. I’ve been using three AI tools regularly in my work and found Lexis+ AI the most relevant.

Read the full article

*This video shows LexisNexis UK solutions and is for illustration purposes only.


Lexis Create+ Core Functionality

Draft brilliant legal documents with Lexis® Create+ in Microsoft 365

Lexis Create+ is an advanced legal drafting solution for Microsoft 365. With Lexis+ AI and Lexis Create+, your comprehensive, personalised drafting can take place in the applications you use the most—connected by the Protégé AI assistant.

Learn More
Customer StoriesHow New Zealand lawyers are using Protégé

Note: These customer stories reference Lexis+ AI with Protégé, which has evolved to Protégé.

Theresa Donnelly on why reliable legal AI tools, such as Protégé™, are crucial for in-house teams

At Perpetual Guardian, Protégé™ is helping the in-house legal team deliver more value to its clients.

Read Customer Story

Doug Cowan on using Protégé™ to support smarter legal work

Cowan Law is using Lexis+ with Protégé to improve legal research, support faster analysis, and help lawyers focus more on strategy, judgement, and client advice as AI transforms legal practice.

Read Customer Story
Mai Chen Barrister customer story carousel image for Lexis+ AI microsite

Mai Chen on how Lexis+ AI with Protégé has transformed her efficiency

Mai Chen reduced research costs, enhanced efficiency, and improved access to justice using Lexis+ AI with Protégé, strengthening her competitive edge.

Read Customer Story
Bronwyn Hantz customer story carousel image

Daniel Overton Goulding: Levelling the playing field with Lexis+ AI with Protégé

Daniel Overton Goulding improved research capability, enabled flexible working, and levelled the playing field with larger firms using Lexis+ AI with Protégé, transforming firm performance.

Read Customer Story
Chris Patterson customer story banner image

Chris Patterson: Reimagining legal practice with Lexis+ AI

Chris Patterson accelerated legal research, drafting, and case analysis, reducing complex tasks from days to hours using Lexis+ AI, transforming efficiency and client service.

Read Customer Story
Eva Ho customer story carousel image

Focus Law: Enhancing productivity and precision with Lexis+ AI with Protégé

Eva Ho reduced reliance on junior research, accelerated case analysis, and improved legal precision using Lexis+ AI with Protégé, enabling faster, more effective client outcomes.

Read Customer Story
What are lawyers saying about Lexis+ AI

Lexis+ AI has genuinely transformed the way I work. It feels like having a trusted colleague at my fingertips — always ready, always reliable, and always helping me deliver my best.

Bronwyn Hantz, Partner
Daniel Overton Goulding

I was convinced on the first day. Lexis+ AI corroborates the answers with statutes, cases and commentary, so I am confident of the results.

Mai Chen
Barrister

I’ve been using three AI tools regularly in my work and found Lexis+ AI the most relevant.

Eva Ho, Director
Focus Law

As a beta tester, Lexis+ AI far exceeded my expectations.

Chris Patterson
Barrister

One of our lawyers completed a research task in 4.5 hours using traditional methods. He was able to replicate and complete the same task using Lexis+ AI in 35 minutes.

Chief Knowledge Officer
Holding Redlich, Australia

Lexis+ AI saves us approximately 3.5 hours a day and has boosted our productivity by 200%. This efficiency gain has allowed us to allocate more time to strategic management and proactive client engagement.

Principal and Founder
Nakat Law, Australia

The platform provides a high level of confidence in the accuracy of the information retrieved, as it is built on trusted resources. This assurance translates to enhanced confidence when advising clients, knowing that the information is relevant.

Partner
Solari & Stock Lawyers, Australia

Lexis+ AI identified a key case in seconds—a task that had previously taken a lawyer four hours of research using traditional search methods.

Managing Partner, Casualty & Operations
Wotton + Kearney, Australia

Contact Us

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