NexLex

Beta

Legal research that shows its work.

Features

What NexLex does.

Each of these exists because something was broken without it. Nothing here is on the list to fill out a comparison table.

Every claim carries its source
Answers are assembled from retrieved passages, and each sentence links back to the paragraph it came from. If a claim has no source, NexLex does not make it.
Jurisdiction-aware retrieval
Search is scoped to the courts and statutes that actually bind your matter, so persuasive authority never gets quietly presented as binding.
Version history for the law
Statutes change. NexLex keeps every amendment and lets you ask questions against the law as it stood on any given date.
Private by construction
Uploaded matters are encrypted per-tenant and are never used as training data. There is no shared index across customers.
Built for review, not trust
Side-by-side reading view puts the generated summary next to the source document, because the point is to make verification fast, not to remove it.
An API that mirrors the product
Everything the interface can do is available over a typed REST API with streaming responses and the same citation guarantees.