How do I connect a Legal MCP server to Claude Desktop or Cursor?

To install a Legal MCP server, select your desired server from the directory, copy the JSON configuration snippet, and add it to your client config file (such as claude_desktop_config.json or .cursor/mcp.json).

Are Legal MCP servers free to use?

Yes, all Legal MCP servers listed in this directory are open-source and free to integrate into compatible Model Context Protocol clients.

454 Legal MCP Servers

Q: What are Legal Model Context Protocol (MCP) servers?

Model Context Protocol (MCP) servers in the Legal category allow AI assistants (such as Claude Desktop, Cursor, Windsurf, and Cline) to connect directly to legal tools, APIs, and databases without manual copy-pasting.

Discover 454 Legal MCP servers for AI agents. Browse, compare, and install Model Context Protocol tools that connect Claude, Cursor, and other clients to legal capabilities. Popular picks include Melta UI, Contractoracle, License Verify MCP.

Open in interactive directory Best Legal servers →

Melta UI

AI-Ready design system MCP: melta UI tokens, component contracts, 99 rules, check_html self-verify

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Contractoracle

ContractOracle - 10 contract analysis tools: clause extraction, redlines, DORA mappings.

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License Verify MCP

lmaniraruta

Verify a US contractor's license, surety bond, and insurance from official state data (WA L&I live, CA CSLB beta). Agent-payable pay-per-success, MCP-native.

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Ris MCP Ts

philrox

Access Austrian federal laws, state laws, court decisions, and legal documents via the RIS (Rechtsinformationssystem) API with 12 specialized tools.

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Contracko

Import, review and track renewals on your business contracts from your AI assistant.

Verified

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ARES (Czech business registry)

MCP for ARES, the Czech business registry: lookup, due diligence, insolvency, signed provenance

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MCP Krs Poland

Polish National government's registry of all businesses, foundations, and other legal entities.

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Krs Poland MCP Server

Polish National registry of businesses and other legal entities

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Lawbster

Verified, citable German & EU law for any LLM. Daily updates from official sources, hosted in DE.

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Normativa Colombiana MCP

Angelthebestone

Colombian law and jurisprudence: Gestor Normativo (laws, decrees, resolutions), Corte Constitucional (49,000+ rulings), SUIN-Juriscol with validity status, Corte Suprema de Justicia, Consejo de Estado, and DIAN Normograma (tax, customs, forex). Install: npx -y normativa-colombia-mcp.

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PRIMAMCP

Verified, citable German & EU law for any LLM. Daily updates from official sources, hosted in DE.

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Contracts Wizard

OpenZeppelin

A Model Context Protocol (MCP) server that allows AI agents to generate secure smart contracts in multiples languages based on OpenZeppelin Wizard templates.

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OpenWorkProof

Verifiable execution for AI agents: Ed25519-signed work contracts and audit trails.

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Australian Law MCP

Read Australian Commonwealth law as it stood on any date, and verify citations against the register

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Türk Hukuku İçtihat

Türk yargı kararlarını (Yargıtay, Danıştay, AYM) resmî kaynaklardan yapay zekâya açan MCP sunucusu.

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Canlii

Search Canadian case law, browse legislation, and check citations via the CanLII API.

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Clio MCP

Connect Claude to Clio with 15 tools for matters, contacts, tasks, billing, and more.

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MCP Saos

MCP server for Polish court judgments via the SAOS API with verifiable citations.

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Proofread.law

Check US case citations against an open register of 10 million court opinions, from any MCP client.

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Nexus Legal MCP

djtellado

Multi-jurisdictional legal analysis (ISO 31000) for Spanish, Latin American and European law. 11 tools: analyze, draft, audit, montecarlo, doctrina (DGT/TEAC), jurisprudencia (CENDOJ 141k + Colombian CC/CSJ/CE 106k), opinion, redteam, crossbordercompare, consulta. Install: npx -y @nexus-legal/mcp with API key from https://nexusquantum.legal/developers.

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Ris

Access Austrian laws, court decisions & legal documents via the RIS API.

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Lexapi MCP

Lex-API

EU legal research over EUR-Lex — 10 tools for structured search, CELEX/URL document fetch, recent Official Journal publications, inbound/outbound citation graph, and semantic search over case law + legislation. FREE tier available; semantic tools require a paid plan. Install: npx -y @lexapi/mcp.

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日本の給与・社会保険・労働法

日本の給与計算と労務判断。47都道府県の社会保険料率、源泉所得税、割増賃金、有給、標準報酬月額の改定、最低賃金。根拠の条文を必ず添える。

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PDFGate MCP Server

MCP server for the PDFGate API. Generate PDFs, manage documents and handle e-signatures.

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Tnl

janaraj

MCP server for TNL (Typed Natural Language): per-feature English contracts for AI coding agents. 6 tools — getimpactedtnls, retrievetnl, trace, proposetnldiff, approvetnldiff, verify — let agents look up relevant contracts, propose contract edits, and verify implementations against them. Drop-in via npx typed-nl init for Claude Code, Codex, Gemini.

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Pacer

PACER Case Locator (PCL) MCP — live US federal court case & party search on the

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MCP Eu Sparql

MCP server for EU legislation and CJEU case law via Publications Office SPARQL (Cellar).

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Patent Search MCP Server

smythmyke

Patent intelligence and prior-art research for the AI Patent Search Generator. Eleven tools: full patent dossier (bibliography, claims, citations, family, classifications, examiner stats); USPTO prosecution-history file wrappers; AI Office Action analysis (rejection grounds, cited prior art, suggested response arguments); Boolean query generator; multi-strategy patent search (telescoping / onion-ring / faceted); similar-document ranking; citation graph (backward + forward, examiner-cited flagged); family lookup; and CPC classification lookup. Install: npx -y patent-search-mcp-server.

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Canlii MCP

Vaquill-AI

Canadian case law and legislation metadata via CanLII. Bring-your-own free CanLII API key. Hosted endpoint at canlii-mcp.vaquill.ai. MIT.

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MCP Krs

MCP server for the Polish KRS company registry via the official Ministry of Justice API.

2 0 0

FaultKey · CausalLayer

Deterministic AI-liability attribution: signed, Bitcoin-anchored vendor/deployer/user fault split.

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Patent Precheck MCP

Patent-PreCheck

Patentability pre-check for code — USPTO statutory pillar scores (§101 eligibility, §102 novelty, §103 non-obviousness, §112 documentation), filing-readiness, and prior-art signals. No API keys; runs as a CLI or MCP server. Tools: precheckscore, precheckpillars, precheckstartreview. Install: npx -y @patentprecheck/mcp.

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Gleif

GLEIF MCP — Global Legal Entity Identifier Foundation (free, no auth)

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Fcc Regulations

FCC Regulations MCP — US Federal Communications Commission rules (47 CFR).

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Swiss Case Law

956k Swiss court decisions: full-text search, citation graph, statute lookup (DE/FR/IT)

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Texas Code

Texas Statutes — state statutes by citation.

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Rechtspraak (Dutch Case Law)

Dutch case law over MCP: search & fetch uitspraken by ECLI (Rechtspraak Open Data + LiDO)

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Court Listener

CourtListener MCP — Free Law Project's CourtListener API (free, no auth required for basic access)

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Regulatory Deadline

FinCEN/SEC/EU AI Act/GDPR deadline tracker for AI agents.

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Kansas Code

Kansas Statutes Annotated — state statutes by citation.

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Enforcement Actions

US federal enforcement actions MCP. Keyless.

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Hudoc

HUDOC MCP — European Court of Human Rights (ECHR / Strasbourg) case law.

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Naag

State attorney-general multistate enforcement, from the National Association

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HEY Research Lab

Evidence-backed Robinhood Chain research: builders, ships, contracts, changes, market context.

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Pennsylvania Code

Pennsylvania Consolidated Statutes — state statutes by citation.

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Quellenkontor HR Daten

Verified German HR data with legal source: minimum wage, social security, holidays, notice periods

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Montana Code

Montana Code Annotated — state statutes by citation.

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Ttab

TTAB (Trademark Trial and Appeal Board) MCP — TTABVUE inquiry system

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Cornell Wex

Cornell LII Wex MCP — the Legal Information Institute's free legal

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West Virginia Code

West Virginia Code — state statutes by citation.

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Uk Caselaw

UK case law — Find Case Law, The National Archives.

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Nebraska Code

Nebraska Revised Statutes — state statutes by citation.

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Oregon Code

Oregon Revised Statutes — state statutes by citation.

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Wisconsin Code

Wisconsin Statutes — state statutes by citation.

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Codex Mrl

Codex Alimentarius maximum residue limits — the internationally agreed legal

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Hts

HTS MCP — US import tariff rates via the USITC Harmonized Tariff Schedule.

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Nevada Code

Nevada Revised Statutes — state statutes by citation.

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Docket Alarm

Docket Alarm MCP — state + county + federal court dockets (docketalarm.com)

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Trademarks

Trademarks MCP — USPTO TSDR trademark lookup

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Connecticut Code

Connecticut General Statutes — state statutes by citation.

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Browse all 454 Legal servers →

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Frequently Asked Questions about Legal MCP Servers

Model Context Protocol (MCP) servers in the Legal category allow AI assistants (such as Claude Desktop, Cursor, Windsurf, and Cline) to connect directly to legal tools, APIs, and databases without manual copy-pasting.