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Ironclad vs Lexis+ AI

Pricing, features, platforms and who each one suits — side by side.

IIroncladContact for pricingVisit site
LLexis+ AIContact for pricingVisit site
VS
I

Choose Ironclad if…

  • you need an API to build on
  • you're in its core audience: legal operations teams, general counsel
L

Choose Lexis+ AI if…

  • you're in its core audience: law firm attorneys, in-house counsel

Side by side

Feature Ironclad Lexis+ AI
Pricing modelContact for pricingContact for pricing
Starting price——
Free plan
Free trial
API
Open source
Contract repository—
PlatformsWeb, APIWeb
CategoryLegalLegal
CompanyIronclad, Inc.LexisNexis
Based inUnited StatesGermany
Founded20141973
Part of—Reed Elsevier

Key features

I Ironclad

  • Contract creation, review, signing, storage and analysis in one platform
  • Ironclad Agent grounded in your contracts and deal history
  • No-code Workflow Designer with conditional logic
  • Central searchable contract repository
  • Smart Import for uploading legacy contracts
  • AppExchange-approved Salesforce integration
  • CLM API and Clickwrap API
  • Encryption in transit (TLS 1.2+) and at rest (AES-256)

L Lexis+ AI

  • Protégé AI assistant built for legal professionals
  • Legal research summaries grounded in LexisNexis content
  • Drafts motions, briefs and transactional documents
  • Step-by-step refinement of drafted documents
  • Summarizes and analyzes large legal documents
  • Secure Vault for uploading documents for AI review
  • Connects firm knowledge bases, iManage and SharePoint
  • General AI mode with leading AI models

Plans and prices

From each vendor's site. Prices change — confirm before buying.

Ironclad

Custom QuoteCustom

Lexis+ AI

Contact for pricing. Plan details aren't published.

Strengths and limitations

Ironclad

  • Covers the full contract lifecycle from creation to fulfillment
  • Named a Leader in the 2025 Gartner Magic Quadrant and Q1 2025 Forrester Wave for CLM
  • Security is included at no extra cost, with AES-256 encryption at rest
  • Public CLM and Clickwrap APIs for developers
  • No public pricing; a custom quote is required
  • Some integrations are paid add-ons
  • No free plan or trial listed

Lexis+ AI

  • Answers grounded in LexisNexis's own legal content
  • Vendor states customer data is never used to train AI models
  • Integrates with iManage and SharePoint
  • No public pricing; sales contact required
  • Product has been renamed Lexis+ with Protégé, which may cause confusion
  • Features vary by region

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Built from each vendor's public website; we haven't tested them hands-on. Editorial policy