Eur Lex MCP server

online · 100% uptime

by cyanheads·io.github.cyanheads/eur-lex-mcp-server·v0.20.1·8 stars

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Search EU legislation, CJEU case law, and treaties; traverse CELLAR graph; browse EuroVoc concepts.

A86/100grade A

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A86/100

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Adoption

Established

8 stars2.0k downloads/wk

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How Eur Lex compares

Against every graded Web search MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 86/100; higher than 77% of 3,470 Web search servers
Uptime: 100%; of our recent checks; the typical remote Web search server answers 100%
Response time: 88 ms; faster than 90% of 2,238 Web search servers
GitHub stars: 8; more than 84% of 1,786 Web search servers
Downloads a week: 2,000; more than 95% of 827 Web search servers with a package

Release history: 12 versions in the registry since 2026-09-16, latest 2026-11-04, typically one every 5 days.

Install Eur Lex in Claude Code, Cursor or VS Code

claude mcp add --transport http eur-lex-mcp-server https://eur-lex.caseyjhand.com/mcp

Add to Cursor

What the publisher says

From the Eur Lex repository's README, as published. We do not edit it. Read it on GitHub

@cyanheads/eur-lex-mcp-server Search EU legislation, CJEU case law, and treaties; traverse the CELLAR relationship graph; resolve EuroVoc concepts via MCP. STDIO or Streamable HTTP. 7 Tools • 2 Resources • 1 Prompt

Public Hosted Server: https://eur-lex.caseyjhand.com/mcp

Overview

EU legislation, CJEU case law, and treaties over the EU Publications Office's CELLAR semantic repository and the EUR-Lex content API. Search documents and case law, fetch full text, resolve citations, traverse the amendment and citation graph, and browse the EuroVoc thesaurus from any MCP client. Runs as a stdio process, a local Streamable HTTP server, or the public hosted endpoint above.

Tools

Resources

All resource data is also reachable via tools.

Prompts

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

Eur Lex: common questions

Is Eur Lex MCP server safe?: Yes, by our scan: it is graded A (86/100). Read the Eur Lex safety report
How do I install Eur Lex?: It runs remotely at eur-lex.caseyjhand.com. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Eur Lex need an API key?: No secret keys are declared. It reads 16 settings from the environment.
Is Eur Lex maintained?: The last commit was 39 days ago (2026-09-26). The latest release is v0.20.1.
Is Eur Lex up?: 100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of Eur Lex?: Servers from other publishers that do the same job: Legal Data Hunter MCP server, Arxiv MCP server and Socraticode MCP server.
How does Eur Lex compare with other Web search MCP servers?: safety score 86/100 (higher than 77% of 3,470 Web search servers); uptime 100% (of our recent checks; the typical remote Web search server answers 100%); response time 88 ms (faster than 90% of 2,238 Web search servers). Full comparison.

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Eur Lex vs Legal Data Hunter

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Rating: —
Safety grade: A · 86/100
Stars: 8
Downloads/wk: 2.0k
Price: Free
Licence: Apache-2.0
Transport: Remote · mixed
Uptime: 100% · 28/28 checks
Version: 0.20.1
Category: Web search
Last release: 2026-09-26

Credentials it needs

CELLAR_SPARQL_ENDPOINTCELLAR SPARQL endpoint URL override (e.g., for a local Virtuoso mirror).
EURLEX_CONTENT_BASE_URLBase URL of the EU Publications Office CELLAR content-negotiation resolver that serves act full text; override e.g. for a local mirror.
SPARQL_QUERY_TIMEOUT_MSClient-side timeout for SPARQL requests in milliseconds.
MAX_SPARQL_RESULTSEnforced ceiling on LIMIT in all generated SPARQL queries.
MCP_LOG_LEVELSets the minimum log level for output (e.g., 'debug', 'info', 'warn').
MCP_TRANSPORT_TYPESelects the HTTP transport.
MCP_HTTP_HOSTThe hostname for the HTTP server.
MCP_HTTP_PORTThe port to run the HTTP server on.
MCP_HTTP_ENDPOINT_PATHThe endpoint path for the MCP server.
MCP_PUBLIC_URLPublic origin for deployments behind a TLS-terminating reverse proxy (e.g. https://mcp.example.com).
MCP_AUTH_MODEAuthentication mode to use: 'none', 'jwt', or 'oauth'.
MCP_LOG_LEVELSets the minimum log level for output (e.g., 'debug', 'info', 'warn').
CELLAR_SPARQL_ENDPOINTCELLAR SPARQL endpoint URL override (e.g., for a local Virtuoso mirror).
EURLEX_CONTENT_BASE_URLBase URL of the EU Publications Office CELLAR content-negotiation resolver that serves act full text; override e.g. for a local mirror.
SPARQL_QUERY_TIMEOUT_MSClient-side timeout for SPARQL requests in milliseconds.
MAX_SPARQL_RESULTSEnforced ceiling on LIMIT in all generated SPARQL queries.

Endpoint

https://eur-lex.caseyjhand.com/mcp

streamable-http

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