LeCHECK AI agent (Word add-in that runs the contract-review workflow) vs Lexis+ with Protégé (agentic legal AI)

LeCHECK AI agent (Word add-in that runs the contract-review workflow) (Lisse (株式会社リセ)) and Lexis+ with Protégé (agentic legal AI) (LexisNexis Legal & Professional) are both listed in the Business operations category of Agent Index. They share no framework tags in our dataset.

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Field LeCHECK AI agent (Word add-in that runs the contract-review workflow)Lexis+ with Protégé (agentic legal AI)
Vendor Lisse (株式会社リセ)LexisNexis Legal & Professional
HQ Japan · Asia PacificUnited States · North America
Primary category Business operationsBusiness operations
Also listed in Business operations, RiskBusiness operations
Summary AI agent in Lisse's LeCHECK contract-review service (Microsoft Word add-in, from Aug 21, 2026). It runs the steps of a legal professional's contract review in order (risk check, proposed clause edits, comments, format check), and the reviewer applies its suggestions with a click.LexisNexis's legal AI platform: Protégé Work presents a plan and then executes skills and workflows (contract comparison, playbook-based review, due diligence, compliance review), and purpose-built drafting agents produce review-ready contracts, motions and briefs grounded in LexisNexis content.
Framework tags (Agent Index) ——
Frameworks (vendor-claimed) —FedRAMP
Capabilities / tasks contract review, workflow automationcontract review, workflow automation
Pricing (as published) Not publishedNot published
Pricing model quotequote
Primary source https://corp.lisse-law.com/release/notice/20260821/https://www.lexisnexis.com/en-us/products/lexis-plus-protege.page
Last checked 2026-10-182026-10-18
Official site https://corp.lisse-law.com/release/notice/20260821/https://www.lexisnexis.com/en-us/products/lexis-plus-protege.page
Side-by-side data is generated from the open dataset. “Vendor-claimed” frameworks are as marketed by each vendor and not verified by Agent Index; framework tags indicate relevance, not certification. Request current quotes from each vendor before buying. This page does not rank or score vendors. Sponsored comparisons, if any, will be labelled.

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