vLex
Global legal research database with Vincent AI assistant for drafting and analysis
What is vLex?
vLex is a global legal research platform combining a database of over one billion legal documents from 110+ countries with Vincent AI, a generative AI legal assistant that drafts memos, analyzes documents, and answers research questions with cited authorities. Formed by the 2024 merger of vLex and Fastcase, it serves law firms, in-house teams, courts, and law schools. Vincent AI runs retrieval-augmented generation grounded in vLex's primary-law corpus to reduce hallucinations.
Legal AI, contract review, legal operations, e-discovery, practice management, and compliance tools.
See the full Legal AI guide to compare more tools, buyer criteria, and related workflows.
Use cases to evaluate
Cross-border legal research across US, EU, LatAm, and UK jurisdictions
Drafting research memos and case summaries with Vincent AI
Reviewing and analyzing discovery documents, contracts, and deposition transcripts
Building case chronologies and argument analysis from uploaded records
Fit to evaluate
International and cross-border law firms needing multi-jurisdiction coverage
Solo and small-firm litigators looking for a Westlaw/Lexis alternative
In-house legal teams at multinational companies
Law schools, courts, and bar associations (often through Fastcase access)
Business fit
Right for you if you are a law firm, in-house counsel, or solo attorney who needs multi-jurisdictional case law, statutes, and regulations plus an AI assistant that can summarize records, build chronologies, and draft research memos with citations. Skip if your practice is purely transactional and you do not need litigation research, or if you already have entrenched Westlaw or Lexis subscriptions and cannot justify a parallel platform. Also skip for non-legal knowledge work.
How to evaluate vLex
Use this category when legal document volume, review speed, or research workload is creating bottlenecks.
Confirm the exact workflow
Map vLex to one concrete workflow first, such as cross-border legal research across us, eu, latam, and uk jurisdictions. Avoid buying before the owner, trigger, output, and success metric are clear.
Check category fit
Compare legal data handling, review controls, citations, and matter workflows.
Compare practical alternatives
Shortlist vLex against Harvey, Legora, Spellbook so the decision is based on fit, effort, and workflow ownership rather than brand recognition alone.
Validate cost and rollout effort
Subscription pricing varies by jurisdiction coverage, firm size, and whether Vincent AI is included. Individual attorney plans and firm-wide licenses are both offered; pricing is generally quoted on request, with Fastcase legacy bar-association access available in some US states. Also confirm implementation time, support needs, and whether the medium setup matches your team.
Compare vLex with alternatives
Use this quick comparison before booking demos or moving data into a new system.
| Primary workflow | Cross-border legal research across US, EU, LatAm, and UK jurisdictions, Drafting research memos and case summaries with Vincent AI |
|---|---|
| Best-fit team | International and cross-border law firms needing multi-jurisdiction coverage, Solo and small-firm litigators looking for a Westlaw/Lexis alternative |
| Implementation effort | Medium setup and maintenance profile |
| Pricing check | Subscription / Contact Sales |
| Closest alternatives | HarveyLegoraSpellbookEvenUp |
vLex pricing
| Model | Subscription / Contact Sales |
|---|---|
| Snapshot | Subscription pricing varies by jurisdiction coverage, firm size, and whether Vincent AI is included. Individual attorney plans and firm-wide licenses are both offered; pricing is generally quoted on request, with Fastcase legacy bar-association access available in some US states. |
| Checked |
Common questions about vLex
What is vLex?
vLex is a global legal research platform combining a database of over one billion legal documents from 110+ countries with Vincent AI, a generative AI legal assistant that drafts memos, analyzes documents, and answers research questions with cited authorities. Formed by the 2024 merger of vLex and Fastcase, it serves law firms, in-house teams, courts, and law schools. Vincent AI runs retrieval-augmented generation grounded in vLex's primary-law corpus to reduce hallucinations.
What is vLex used for?
Common use cases: Cross-border legal research across US, EU, LatAm, and UK jurisdictions; Drafting research memos and case summaries with Vincent AI; Reviewing and analyzing discovery documents, contracts, and deposition transcripts; Building case chronologies and argument analysis from uploaded records.
How much does vLex cost?
Subscription pricing varies by jurisdiction coverage, firm size, and whether Vincent AI is included. Individual attorney plans and firm-wide licenses are both offered; pricing is generally quoted on request, with Fastcase legacy bar-association access available in some US states.
Who is vLex best for?
vLex fits International and cross-border law firms needing multi-jurisdiction coverage, Solo and small-firm litigators looking for a Westlaw/Lexis alternative, In-house legal teams at multinational companies, Law schools, courts, and bar associations (often through Fastcase access). Right for you if you are a law firm, in-house counsel, or solo attorney who needs multi-jurisdictional case law, statutes, and regulations plus an AI assistant that can summarize records, build chronologies, and draft research memos with citations. Skip if your practice is purely transactional and you do not need litigation research, or if you already have entrenched Westlaw or Lexis subscriptions and cannot justify a parallel platform. Also skip for non-legal knowledge work.
What are alternatives to vLex?
Common alternatives to vLex include Harvey, Legora, Spellbook, EvenUp, Paxton AI, Robin AI.