vLex

vLex (part of Clio) is a global legal intelligence platform that applies AI to ingest, enrich, classify, and deliver insights from over 100 million legal documents across 2,000+ multilingual sources. The vLex Iceberg platform provides REST APIs for legal document anonymization, classification, key phrase extraction, citation detection, and AI-powered legal research. vLex also offers the Fastcase Legal Data API for raw legal data feeds.

vLex publishes 5 APIs on the APIs.io network, including Anonymization API, Citations API, Classification API, and 2 more. Tagged areas include Artificial Intelligence, Classification, Legal Research, Legal Tech, and Natural Language Processing.

The vLex catalog on APIs.io includes 1 JSON-LD context and 2 Spectral governance rulesets.

vLex’s developer surface includes authentication, documentation, support, engineering blog, and 9 more developer resources.

🌐 Visit website 📡 Source on GitHub

39.3/100 developing ▬ flat Agent 22/100 agent aware Full breakdown ↓
scored 2026-08-25 · rubric v0.14.0

AccessEnterpriseSelf serveFree trial⚡ Free to try

6 APIs

Artificial Intelligence Classification Legal Research Legal Tech Natural Language Processing Privacy

Kin Score

Kin Score How this is scored →
scored 2026-08-25 · rubric v0.14.0

Composite quality — 39.3/100 · developing

Contract Quality 16.6 / 25

Developer Ergonomics 9.0 / 20

Access Clarity 4.2 / 20

Operational Transparency 1.4 / 13

Contract Governance 1.6 / 12

Discoverability 6.5 / 10

Agent readiness — 22/100 · agent aware

Machine-Readable Contract 18 / 18

Agentic Access Contract 10 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 0 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 7 / 7

Typed Event Surface 0 / 6

Agent Skills 0 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/vlex: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 6

Individual APIs this provider publishes, each with its own machine-readable definition.

Rate Limits 1

Documented rate limits and quota policies.

Vlex Rate Limits

1 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

JSON Schema 1

Standalone JSON Schema definitions for this provider's data models.

Examples 1

Example request and response payloads for these APIs.

Get Started 1

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

Documentation 2

Reference material describing how the API behaves

Reference

Reference

Documentation

Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess

AgenticAccess

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization

GitHubOrganization

Access & Security 3

Authentication, authorization, and security posture

TrustCenter

TrustCenter

DomainSecurity

DomainSecurity

Authentication

Authentication

Operate 1

Status, limits, changes, and where to get help

Support

Support

Company 3

The organization behind the API

LinkedIn

Website

Website

Blog

Blog

Other 1

Properties that don't map to a standard resource type

Product

Product

Source (apis.yml)

aid: vlex
name: vLex
description: vLex (part of Clio) is a global legal intelligence platform that applies AI to ingest, enrich, classify, and
  deliver insights from over 100 million legal documents across 2,000+ multilingual sources. The vLex Iceberg platform provides
  REST APIs for legal document anonymization, classification, key phrase extraction, citation detection, and AI-powered legal
  research. vLex also offers the Fastcase Legal Data API for raw legal data feeds.
type: Index
accessModel:
  pricing: enterprise
  onboarding: self-serve
  trial: true
  try_now: true
  public: false
  label: Enterprise (free trial) · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://vlex.com/hubfs/vlex-logo.svg
tags:
- Artificial Intelligence
- Classification
- Legal Research
- Legal Tech
- Natural Language Processing
- Privacy
tags_raw:
- AI
- Classification
- Legal Research
- Legal Tech
- Natural Language Processing
- Privacy
created: '2025-03-01'
modified: '2026-05-19'
url: https://raw.githubusercontent.com/api-evangelist/vlex/refs/heads/main/apis.yml
specificationVersion: '0.23'
apis:
- aid: vlex:remote-auth-api
  name: vLex Remote Authentication API
  description: Single sign-on authentication API for corporate vLex accounts. Generates redirect URLs using HMAC authentication
    for seamless user access to vLex.com from institutional portals.
  humanURL: https://github.com/vlex/remote_auth
  tags:
  - Authentication
  - Single Sign-On
  - SSO
  properties:
  - type: GitHubRepository
    url: https://github.com/vlex/remote_auth
- aid: vlex:vlex-anonymization-api
  name: vLex Anonymization API
  description: Identify and anonymize personally identifiable information in text
  humanURL: https://developer.vlex.com/apis
  tags:
  - Anonymization
  properties:
  - type: OpenAPI
    url: openapi/vlex-anonymization-api-openapi.yml
  - type: Documentation
    url: https://developer.vlex.com/apis
- aid: vlex:vlex-citations-api
  name: vLex Citations API
  description: Detect and resolve legal citations (vCite)
  humanURL: https://developer.vlex.com/apis
  tags:
  - Citations
  properties:
  - type: OpenAPI
    url: openapi/vlex-citations-api-openapi.yml
  - type: Documentation
    url: https://developer.vlex.com/apis
- aid: vlex:vlex-classification-api
  name: vLex Classification API
  description: Classify legal documents and extract key phrases
  humanURL: https://developer.vlex.com/apis
  tags:
  - Classification
  properties:
  - type: OpenAPI
    url: openapi/vlex-classification-api-openapi.yml
  - type: Documentation
    url: https://developer.vlex.com/apis
- aid: vlex:vlex-documents-api
  name: vLex Documents API
  description: Retrieve individual legal documents
  humanURL: https://developer.vlex.com/apis
  tags:
  - Documents
  properties:
  - type: OpenAPI
    url: openapi/vlex-documents-api-openapi.yml
  - type: Documentation
    url: https://developer.vlex.com/apis
- aid: vlex:vlex-search-api
  name: vLex Search API
  description: Search the vLex legal document corpus
  humanURL: https://developer.vlex.com/apis
  tags:
  - Search
  properties:
  - type: OpenAPI
    url: openapi/vlex-search-api-openapi.yml
  - type: Documentation
    url: https://developer.vlex.com/apis
common:
- type: AgenticAccess
  url: agentic-access/vlex-agentic-access.yml
- type: TrustCenter
  url: security/vlex-trust-center.yml
- type: DomainSecurity
  url: security/vlex-domain-security.yml
- type: Authentication
  url: authentication/vlex-authentication.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/vlex
- url: https://vlex.com/
  type: Website
- url: https://developer.vlex.com/
  type: DeveloperPortal
- url: https://developer.vlex.com/apis
  type: Reference
- url: https://vlex.com/iceberg-ai
  type: Documentation
- url: https://developer.vlex.com/use-cases
  type: UseCases
- url: https://vlex.com/integrations
  type: Integrations
- url: https://github.com/vlex
  type: GitHubOrganization
- url: https://vlex.com/products/fastcase
  type: Product
- url: https://support.vlex.com/
  type: Support
- url: https://vlex.com/news
  type: Blog
integrations:
- name: vLex
- name: vLex Custom AI Solutions
- name: BakerHostetler
- name: Ferrari
- name: Stradley Ronon
- name: Fisher Phillips
- name: Grammarly
- name: University of Oxford
- name: ABA
- name: The Florida Bar (Member Benefit)
- name: Ryanair
- name: Cuatrecasas
- name: vLex (part of Clio)
- name: LinkedIn
- name: Facebook
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com

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