Lex — Temporal Luxembourg and EU Law

io.github.SFHAJJI/lexVersion 1.2.0

Temporal search and comparison for official Luxembourg and reviewed EU law, with provenance.

Status

Responds97 msNov 14, 2026, 14:41 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:41 UTC
Latency: 97 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://law.soufien.lu/mcpResponds97 msNov 14, 2026, 14:41 UTC

No sign-in

Claude Code

claude mcp add --transport http lex https://law.soufien.lu/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: lex
Remote MCP server URL: https://law.soufien.lu/mcp

Cursor

{
  "mcpServers": {
    "lex": {
      "url": "https://law.soufien.lu/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"lex","type":"http","url":"https://law.soufien.lu/mcp"}'

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Tools

27 tools

Tools of Lex — Temporal Luxembourg and EU Law
	Description		Read-only	Idempotent	Open world
`answer_drift`The past dated answers a publisher revision invalidated, enumerated from the log's revising events; a genesis log holds none, and the answer says why rather than asserting that nothing drifted.	The past dated answers a publisher revision invalidated, enumerated from the log's revising events; a genesis log holds none, and the answer says why rather than asserting that nothing drifted.	Not declared	Not declared	Not declared	Not declared
`article_history`The history of one article of a Luxembourg act across its states.	The history of one article of a Luxembourg act across its states.	Not declared	Not declared	Not declared	Not declared
`as_observed`The state of a Luxembourg act applicable on a date (publisher) as one build of the mounted log held it, named by that build's index digest, with its build time as an upper bound on observation; a time refuses, since no observation time is held.	The state of a Luxembourg act applicable on a date (publisher) as one build of the mounted log held it, named by that build's index digest, with its build time as an upper bound on observation; a time refuses, since no observation time is held.	Not declared	Not declared	Not declared	Not declared
`as_of`The state of a Luxembourg act applicable on a date (publisher), with its articles; for an EU act, the wording dated at or before the date (an EU wording date, never an applicability date).	The state of a Luxembourg act applicable on a date (publisher), with its articles; for an EU act, the wording dated at or before the date (an EU wording date, never an applicability date).	Not declared	Not declared	Not declared	Not declared
`ask`The assistant, switched on as a labelled preview: the question, with obvious identifiers masked by code, is sent to the configured processor, which only plans which operations to run; code runs them, decides the verdict and writes every sentence from fixed wording; the answer is an answer_dossier (or the refusal advice_boundary), and a question it cannot answer gets assistant_v3_unavailable.	The assistant, switched on as a labelled preview: the question, with obvious identifiers masked by code, is sent to the configured processor, which only plans which operations to run; code runs them, decides the verdict and writes every sentence from fixed wording; the answer is an answer_dossier (or the refusal advice_boundary), and a question it cannot answer gets assistant_v3_unavailable.	Not declared	Not declared	Not declared	Not declared
`browse`The Luxembourg works this mount holds, one ordered and paged list with their identifiers, languages, state dates and the publisher's document types; filter by type or language.	The Luxembourg works this mount holds, one ordered and paged list with their identifiers, languages, state dates and the publisher's document types; filter by type or language.	Not declared	Not declared	Not declared	Not declared
`changes_in_period`The Luxembourg states that began in a period, for a work or across the index.	The Luxembourg states that began in a period, for a work or across the index.	Not declared	Not declared	Not declared	Not declared
`citation`The references the publisher wrote in the text of a Luxembourg state's articles.	The references the publisher wrote in the text of a Luxembourg state's articles.	Not declared	Not declared	Not declared	Not declared
`cited_by`The references, in any held Luxembourg state, whose target is exactly this work.	The references, in any held Luxembourg state, whose target is exactly this work.	Not declared	Not declared	Not declared	Not declared
`classification`The publisher's typed facts about a Luxembourg work, verbatim: document type, RDF types, legal value, responsible body, historical identifiers, publication and document dates.	The publisher's typed facts about a Luxembourg work, verbatim: document type, RDF types, legal value, responsible body, historical identifiers, publication and document dates.	Not declared	Not declared	Not declared	Not declared
`concepts`Not served: the EuroVoc descriptors, directory codes and subject matters of EU works, which no index holds; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves and the data that would serve it.	Not served: the EuroVoc descriptors, directory codes and subject matters of EU works, which no index holds; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves and the data that would serve it.	Not declared	Not declared	Not declared	Not declared
`coverage`What this mount holds and serves, named, and what it does not.	What this mount holds and serves, named, and what it does not.	Not declared	Not declared	Not declared	Not declared
`diff`The article-level difference between the states of a Luxembourg act on two dates.	The article-level difference between the states of a Luxembourg act on two dates.	Not declared	Not declared	Not declared	Not declared
`dossier`The work record of a Luxembourg act as the index holds it; for an EU work named by identifier, its held expressions from the EU index.	The work record of a Luxembourg act as the index holds it; for an EU work named by identifier, its held expressions from the EU index.	Not declared	Not declared	Not declared	Not declared
`events`The Luxembourg event log, polled by cursor, at least once: a genesis log holds one first_sighting per held state; a chained log adds each later build's comparison events; each build's time, never an observation time.	The Luxembourg event log, polled by cursor, at least once: a genesis log holds one first_sighting per held state; a chained log adds each later build's comparison events; each build's time, never an observation time.	Not declared	Not declared	Not declared	Not declared
`evidence_bundle`What a quote of a Luxembourg state needs, one bounded page at a time (at most 50 articles and 96 KiB of text; page or article chooses the page, contents adds the table of contents): each article's text with its digests, the state's permalink, digests, sources and official identities, composed under the rights rule; for an EU act, the same for the wording of the date.	What a quote of a Luxembourg state needs, one bounded page at a time (at most 50 articles and 96 KiB of text; page or article chooses the page, contents adds the table of contents): each article's text with its digests, the state's permalink, digests, sources and official identities, composed under the rights rule; for an EU act, the same for the wording of the date.	Not declared	Not declared	Not declared	Not declared
`in_force_on`The Luxembourg works with a state applicable on a date.	The Luxembourg works with a state applicable on a date.	Not declared	Not declared	Not declared	Not declared
`knowable_on`Not served: what a reader could have known on a date, from publication and observation times, which no build records; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves (as_of, as_observed) and the data that would serve it.	Not served: what a reader could have known on a date, from publication and observation times, which no build records; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves (as_of, as_observed) and the data that would serve it.	Not declared	Not declared	Not declared	Not declared
`manifestation`The publisher's manifestations of a Luxembourg work's expressions with their formats and items, the retained one marked with its body digest.	The publisher's manifestations of a Luxembourg work's expressions with their formats and items, the retained one marked with its body digest.	Not declared	Not declared	Not declared	Not declared
`provenance`The retained sources, rule profiles and digests behind a Luxembourg state.	The retained sources, rule profiles and digests behind a Luxembourg state.	Not declared	Not declared	Not declared	Not declared
`relations`The reference edges of a Luxembourg work in both directions, as one ordered, paged list.	The reference edges of a Luxembourg work in both directions, as one ordered, paged list.	Not declared	Not declared	Not declared	Not declared
`resolve`Resolve a Luxembourg legal-act identifier or a hash-pinned permalink to the work and expression it names.	Resolve a Luxembourg legal-act identifier or a hash-pinned permalink to the work and expression it names.	Not declared	Not declared	Not declared	Not declared
`search`With no work named, first read the query as an exact reference (an ELI, a CELEX, an EU act's name, a Memorial citation, a historical identifier, a permalink, or a citation of an article of an act at a date) and answer the address its act opens at, the acts it may name, or a typed refusal; otherwise search the held Luxembourg article text its rights admit (text they withhold is not matched), strict or relaxed, with the quotes that answer; for one EU work named by identifier, its held wording.	With no work named, first read the query as an exact reference (an ELI, a CELEX, an EU act's name, a Memorial citation, a historical identifier, a permalink, or a citation of an article of an act at a date) and answer the address its act opens at, the acts it may name, or a typed refusal; otherwise search the held Luxembourg article text its rights admit (text they withhold is not matched), strict or relaxed, with the quotes that answer; for one EU work named by identifier, its held wording.	Not declared	Not declared	Not declared	Not declared
`status_on`The publisher's force assertions about a Luxembourg work (its inForceStatus, dateEntryInForce and dateNoLongerInForce facts), verbatim, beside the state applicable on a date, with one fixed reading of the dates.	The publisher's force assertions about a Luxembourg work (its inForceStatus, dateEntryInForce and dateNoLongerInForce facts), verbatim, beside the state applicable on a date, with one fixed reading of the dates.	Not declared	Not declared	Not declared	Not declared
`timeline`Every state of a Luxembourg act the index holds, in publisher applicability order; for an EU act, every wording its census discovered, in wording-date order.	Every state of a Luxembourg act the index holds, in publisher applicability order; for an EU act, every wording its census discovered, in wording-date order.	Not declared	Not declared	Not declared	Not declared
`transposition`Not served: the transposition links between EU directives and Luxembourg measures, which are not acquired; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves (citation, cited_by, relations) and the data that would serve it.	Not served: the transposition links between EU directives and Luxembourg measures, which are not acquired; every call answers the typed refusal retrieval_mode_unavailable, naming the modes this server serves (citation, cited_by, relations) and the data that would serve it.	Not declared	Not declared	Not declared	Not declared
`verify`Verify a hash-pinned permalink against the state digest the index holds, or read the current digests to pin.	Verify a hash-pinned permalink against the state digest the index holds, or read the current digests to pin.	Not declared	Not declared	Not declared	Not declared

Details

Registry status: Active
Published: Aug 7, 2026
Updated: Aug 7, 2026
Website: Not given
Repository: https://github.com/SFHAJJI/lex⁠ (opens in a new tab)
Categories (suggested): Search and webSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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