Lexiara

Name: Lexiara
Author: org.lexiara

MCP serverMCP

Provenance-backed EU and UK legislation for AI agents, addressable to the individual provision.

by org.lexiararepository ↗homepage ↗v1.0.0

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability109/110 checks ok

Tools observed via MCP handshake

search — Search Lexiara's bounded EU and UK legislation corpus. Returns compact, citable results with opaque ids; pass an id unchanged to fetch for the provision text an
fetch — Retrieve one search result by its opaque id, including provision text, canonical URL, authority status and source provenance. metadata.structure provides parent
lookup_provision — Authoritative text of one provision, with in-force window, repealed/prospective status, concept tags, transposition edges and full provenance. `stand` says what
list_work_versions — Find same-language publisher expressions for one EU act. Each entry has an exact expression ID, source hash and a consolidation marker or as-adopted label. Thes
search_legislation — Ranked full-text search over provision text. Results carry work, eId, status and provenance — feed a hit's work+eId to lookup_provision for the complete payload
explore_role_requirements — Research source-bound EU role requirements with exact passages, act-specific definitions, conditions, unknown facts and EN/FR/DE/IT official source availability
list_saved_role_views — List private role and country research views belonging to the connected account. Each view is a snapshot for comparison, not a compliance verdict. Read-only; sa
get_saved_role_view — Recheck current official passages and connections against a private saved view. The change list separates later publisher versions, parser corrections, newly ac
provision_context — The cross-reference neighbourhood of a provision plus its amendment history. Use this when a provision's relevance is not on its face: a duty that says 'the inf
define_term — The definition of a term of art, and the provision that gives it. Ask this BEFORE search_legislation whenever the question is what a phrase means ('durable medi
work_glossary — The act's glossary: every term it defines, alphabetical, with the publisher's own wording verbatim and the provision that defines each one. Use it to orient in
term_languages — How an act words one of its defined terms in each language version held. NOT a translation: an EU instrument is equally authentic in all 24 official languages (
list_concepts — Terms of art ranked by how many instruments in this corpus DEFINE them, BORROW them from another act (followed through every intermediate act — an act that take
concept_family — One defined term across the whole corpus: each distinct WORDING with the publisher's own text and the instruments that write it, every instrument that borrows i
provisions_by_concept — Cross-jurisdiction view of one legal concept: every provision tagged with the given EuroVoc concept, with tagging method and confidence. E.g. 'eurovoc:4585' (VA
related_works — Edges between instruments: which national laws transpose a directive (direction 'in'), or what an instrument implements/amends (direction 'out'). Instrument-lev
work_mentions — The act-level overview: every provision of every instrument in this corpus that names the given act, grouped by citing instrument, with the article of the act e
provision_history — Prior and successor versions of one provision across consolidations — how the text got to its current form. Lexiara Nexus data requires an API key on a signed-
find_national_implementations — National provisions implementing one EU provision, with method and confidence per link. DERIVED data, not published by any authority: treat links not marked met
guidance_for_provision — Sections of official GUIDANCE that discuss one provision — Commission notices and guidelines on the act, quoted verbatim with the section number the publisher p
list_topics — Curated obligation topics ('Pre-contract information') under a subject head, each with a one-paragraph orientation and per-jurisdiction anchor counts. Descripti
get_topic — Everything a topic page shows: the orientation paragraph (with its draft/published editorial status), per-jurisdiction legal-status notes (GB notes carry the as
recent_changes — Change feed: provisions added or modified, filterable by jurisdiction, concept and date. `detectedAt` is when Lexiara observed the change — legal in-force dates
list_review_queue — The AUTO-GATED backlog from one place, newest first: unreviewed article-level transposition links with BOTH provision texts side by side and the stored reasonin
list_follows — The instruments, provisions, subjects, jurisdictions and verticals this API key follows. READ-ONLY: creating or removing a follow is an HTTP POST/DELETE to /v1/
follow_updates — The digest: every change the corpus observed on followed law, each with a SIGNIFICANCE grade and the reasoning behind it — 'major' (a new consolidation whose ve
get_coverage — Per-source coverage and freshness. Call this first when unsure whether Lexiara holds the law you need — absence of coverage means 'not here', never 'does not ex
request_ingestion — When a lookup returns `coverage` with `requestable: true`, ask for the missing instrument instead of stopping or guessing. Give the CELEX (or an EU ELI), the la
list_ingestion_requests — List up to the latest 50 ingestion requests belonging to your account, newest first. Each row includes private status fields such as `intent`, `created_at` and
get_ingestion_request — State, stage, reason code and the time to wait before asking again, for one request you made. States: already_available, queued, running, available, partial, ne
get_ingestion_result — The published handles — expression id, work ELI, the /v1/works/text and /v1/provisions addresses — plus the source manifest (publisher URL, content hash, bytes,

when	check	result	http	latency	detail
5 h ago	mcp initialize	ok	200	20 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
11 h ago	mcp initialize	ok	200	21 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
17 h ago	mcp initialize	ok	200	27 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
24 h ago	mcp initialize	ok	200	16 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
31 h ago	mcp initialize	ok	200	21 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
2 d ago	mcp initialize	ok	200	20 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
2 d ago	mcp initialize	ok	200	17 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
2 d ago	mcp initialize	ok	200	27 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
2 d ago	mcp initialize	ok	200	25 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools
3 d ago	mcp initialize	ok	200	39 ms	server lexiara 1.0.0 · protocol 2025-06-18 · 31 tools

Lexiara

This record is unclaimed

Evidence

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Capabilities

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