# Westlaw

**Canonical:** https://apis.io/providers/westlaw/  
**Website:** https://legal.thomsonreuters.com/en/westlaw  
**APIs profiled:** 1

Westlaw, a Thomson Reuters legal research platform, provides AI‑enhanced tools, extensive case law, statutes, and practical guidance for law firms, businesses, and government agencies. Leveraging over 175 years of legal expertise, Westlaw delivers trusted research, drafting assistance, and compliance solutions across a wide range of practice areas.

## Kin Score — 30.0 / 100 (thin)

Scored 2026-10-17 under rubric 0.24.0. Trend: rising (+6.4 from 23.6).

| Facet | Score |
|---|---|
| Discoverability | 58.9 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 15.8 |
| Developer Ergonomics | 35.7 |
| Access Clarity | 76.3 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 12.7 (matched via fallback).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |

## APIs (1)

- **Westlaw API** — Developer portal for Westlaw APIs and integration resources.

## Security (1)

- **Westlaw Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC

## Plans (1)

- **Westlaw Plans Pricing**

## Tags

Legal Tech, Research, Artificial Intelligence, Thomson Reuters, Westlaw

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/westlaw/). Scores are computed from the provider's own public artifacts under a published rubric.