WEBWIRE – Monday, October 20, 2025
LexisNexisLegal & Professional, a global leader in authoritative legal AI workflows, announced that Protg General AI is now commercially available following the success of theU.S. customer preview. Protg General AI offers privacy-encrypted access to general-purpose AI models within theLexis+ AIworkflow solution, including Claude Sonnet 4 from Anthropic and GPT-5, GPT-4o, and o3 from OpenAI.
Following the U.S. customer preview, users reported greater workflow efficiencies because of expanded access to the latest models, and many plan to consolidate their AI usage around Protg. Customers said that Protg General AI helps them validate the accuracy of citations, gives them the ability to work in a secure environment that prevents model training, and lets them complete more AI-driven work in one place including using Deep Research for high-complexity issues.
Approximately 200 law firms, corporate legal departments, and law schools participated in the Protg General AI U.S. Customer Preview Program to provide their expertise, insights, and feedback.
Protg General AI is purpose-built for legal professionals with the highest levels of privacy and flexibility, going beyond what general-purpose AI tools can provide. Key differentiators include:
- Security and Privacy by Design: The fully encrypted Lexis+ AI environment ensures data privacy protections that far exceed what consumer-grade AI tools offer.
- AShepardsCitation Agent: The advanced citation agent proactively checks any included legal sources for further human review.
- Powerful Deep Research: Legal professionals can break down highly complex problems and uncover comprehensive insights on any topic.
- Flexible Model Choice: Users can choose the AI model that best fits each task or use case, such as drafting legal documents, crafting communications, or brainstorming.
- Integrated General and Legal AI: By securely combining Protg General AI and Protg Legal AI in one solution, Lexis+ AI, legal professionals can solve more problems faster.
- User and Org-level Control: Users can easily toggle Protg General AI on or off, and firms can turn off General AI for users entirely to meet firm or regulatory policies.
To learn more about Protg:www.lexisnexis.com/protegeand Protg in Lexis+ AI:www.lexisnexis.com/ai.
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