Compare responses, strengthen your work
Best Fit mode selects the most effective model for each task—or you can compare responses from specific models.
Protégé™ General AI
Think and draft freely in a private legal workspaceWhat is Protege General AI?
Protégé General AI gives legal professionals the flexibility and control to strategize, draft, and reason with leading AI models—within the private, secure LexisNexis® workspace.
Core Features
AI built for every stage of your legal workflowLegal work goes beyond research and drafting. Protégé powers it all.
With Protégé General AI, legal professionals have the freedom to work with general-purpose AI models, without leaving the trusted LexisNexis workspace. In addition to Legal AI—optimized for drafting, research, and analysis—you can now:
Verify legal sources with Shepard’s®
The built-in Shepard’s Citation Agent validates legal references, giving you confidence in the citations.
Ground in LexisNexis legal content
Combine trusted LexisNexis legal sources with general information to create more complete, contextual responses.
Go deeper with advanced reasoning
Use Deep Research to tackle complex legal questions and uncover key insights across related areas of law.
Bring in timely, real-world context
Securely search the web for the latest developments, policy shifts, or market data within your protected workspace.
Keep sensitive information secure
Upload, analyze, and draft against any document—backed by enterprise-grade security, privacy, and compliance.
Our LLM Partners
LexisNexis is proud to work with the leading large-language model providers to bring you the best technology available.
General AI Models
Models optimized for different tasksProtégé General AI includes configurations tuned for different reasoning styles within the secure, private LexisNexis workspace. Your data is never used to train external models.
Flexibility with Best Fit
Protégé can select the best model for the requested task based on subject matter expert evaluations.
General exploration with GPT-4o
Best for strategizing, foundational research, and communication.
Advanced reasoning with OpenAI o3
Best for exploring hypotheticals and legal strategy.
Strategic reasoning with GPT-5
Best for complex questions, argument refinement, and synthesis.
Natural fluency with Claude Sonnet 4
Best for everyday tasks, communication, and brainstorming.
Adaptive reasoning with GPT-5.1
Best for conversational tasks and complex reasoning, requiring an adaptive approach.
Quick analysis with Claude Sonnet 4.5
Best for quick structured reasoning and routine tasks.
Smart, concise, and direct reasoning with Gemini 3 Pro
Best for comprehensive analysis, integrating diverse inputs.
Resources
Frequently asked questions
General AI is artificial intelligence designed for broad, legal-adjacent tasks such as drafting emails, analyzing documents, and summarizing information. In Protégé, General AI complements Legal AI by helping legal professionals handle adjacent or early-stage work—like brainstorming, client communication, or foundational research—before turning to Legal AI for authoritative legal outputs.
Not all General AI responses are grounded in LexisNexis legal content. This flexibility is useful for ideation and exploration, but legal accuracy should always be verified.
Not all General AI responses are grounded in LexisNexis legal content. This flexibility is useful for ideation and exploration, but legal accuracy should always be verified.
Yes. All Protégé activities take place within the secure LexisNexis ecosystem. Your prompts and uploaded documents are encrypted, governed by enterprise-grade data protection, and never used to train external AI models. Learn more at trust.lexisnexis.com.
A Shepard’s Citation Agent automatically checks whether a legal reference in a Protégé General AI response corresponds to an actual, verifiable legal source in LexisNexis content. This helps confirm the accuracy of legal citations that originate in broader, non-legal AI responses.
Shepard’s Citation Service, available in Protégé Legal AI, also shows how a cited legal source has been treated by subsequent courts.
Shepard’s Citation Service, available in Protégé Legal AI, also shows how a cited legal source has been treated by subsequent courts.
Use Protégé Legal AI when you need authoritative, citation-verified legal research, drafting, or analysis—responses always grounded in LexisNexis content and Shepard’s signals.
Use Protégé General AI for adjacent tasks like brainstorming, exploring unfamiliar topics, or drafting client communications. General AI offers flexibility, while Legal AI ensures verified legal accuracy.
Use Protégé General AI for adjacent tasks like brainstorming, exploring unfamiliar topics, or drafting client communications. General AI offers flexibility, while Legal AI ensures verified legal accuracy.
Yes. Protégé lets you explore how different AI models respond to the same question, giving you multiple perspectives on tone, reasoning, and structure. This helps you validate insights and choose the response that best supports your legal work—all within one secure workspace.
Protégé General AI includes access to large language models from OpenAI, Google, and Anthropic, such as GPT-4o, OpenAI o3, GPT-5, Claude Sonnet 4, GPT-5.1, Claude Sonnet 4.5, and Gemini 3 Pro. Each model offers different reasoning strengths and writing styles, giving you the flexibility to explore, analyze, and communicate more effectively.
Deep Research is available for Best Fit mode, OpenAI o3, and GPT-5 only. It is only available when web sources are selected as grounding content. Users are limited to 25 Deep Research conversations per month.
Try Protégé in Lexis+ AI
Lexis+ AI combines the power of Protégé, with authoritative LexisNexis content for efficient and effective legal drafting, research, and analysis.
Interested in trying the ultimate legal drafting experience with Lexis Create+ instead? Try Lexis Create+ here.
Interested in trying the ultimate legal drafting experience with Lexis Create+ instead? Try Lexis Create+ here.
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