CaseDelta vs Lexis+ AI
Lexis+ AI researches the law. Delta works inside the systems that run your cases.
Side by side.
| CaseDelta | Lexis+ AI | |
|---|---|---|
| What it is | An AI paralegal that works inside every system your firm already uses. | Lexis+ with Protégé, formerly Lexis+ AI: legal research, drafting and analysis on LexisNexis content, with Shepard's citations. |
| Works inside your case system | Yes. Reads and updates the case system you already use, including ones with no API. | Not a case system tool. Connects to document systems such as iManage, SharePoint and NetDocuments. |
| Works across email, documents, intake | Yes. Case management, intake, email, documents and billing, all at once. | Your firm's documents through those systems, plus a secure Vault for large document sets. |
| Runs on a schedule | Yes. 5 to 40 automations included, by band. | Not listed on its public site. |
| Pricing | $599 to $4,099 a month per firm by account count. Flat and published. | Not published. Quoted by LexisNexis, with a free trial. |
| Best for | Plaintiff PI, mass tort and med mal firms that want one assistant across every system. | Legal research and drafting grounded in cited authority. |
Competitor facts are from their public sites. Sources below.
Which one fits.
Choose Lexis+ AI when
- Choose Lexis+ AI when: You need legal research with Shepard's citation checks
- Choose Lexis+ AI when: You draft motions and briefs from case law
- Choose Lexis+ AI when: You want LexisNexis practice guidance and forms
- Choose Lexis+ AI when: Your firm already subscribes to Lexis+
Choose CaseDelta when
- Choose CaseDelta when: You want the work in your case system, intake and email done, not researched
- Choose CaseDelta when: You want work done on a schedule, like a briefing every morning at 7
- Choose CaseDelta when: You want a flat firm price, from $599 a month, not per case or per seat
- Choose CaseDelta when: Your case system or intake tool has no public API
Questions buyers ask.
Is CaseDelta an alternative to Lexis+ AI?
No. They do different jobs: Lexis+ AI is for legal research and drafting from authority, and Delta works inside a firm's case system, intake, email and documents.
Can I use Lexis+ AI and CaseDelta together?
Yes. A firm can research in Lexis+ AI and have Delta handle work across its own systems.
Which is cheaper, Lexis+ AI or CaseDelta?
LexisNexis does not publish Lexis+ with Protégé pricing. CaseDelta is $599 to $4,099 a month for the firm by account count, flat and published.
Is Lexis+ AI now called Protégé?
The product is now Lexis+ with Protégé, formerly Lexis+ AI. Protégé is the AI assistant across LexisNexis products.
Does Lexis+ AI work with Filevine?
LexisNexis lists document systems such as iManage, SharePoint and NetDocuments; case systems like Filevine are not on that list. Delta works inside Filevine.