Search millions of laws and court cases across countries and states with structured legal research tools.
Connects to a global legal corpus covering laws, regulations, and court cases across multiple jurisdictions. Muse can search by domain, category, and authority type; retrieve full document text and markdown; access original source files; and scan for recent legal changes.
Try asking Muse: "Show me recent employment law changes in the Netherlands from the last week."
Source: Found in the official MCP Registry (com.lawstronaut/lawstronaut-mcp) · First listed September 24, 2026
Each bar is one check, every 15 minutes. Green means it answered. Last checked 53 min ago.
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://mcp.lawstronaut.com/Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Response time at the last check: 456ms. Worked in 97.6% of checks over 30 days.
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
list_jurisdictionsList all jurisdictions (countries/states) available in the Lawstronaut legal corpus. Call this FIRST when answering legal questions so you know which "iso" codes are valid for the other tools. Result is cached for the MCP process lifetime Returns: {data: [{"name": "Belgium", "isolist_domainsRetrieves a list of domains for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal domains for a specific jurisdiction and optional filters - The user asks about available domains for a domain name - The user wants to filter with pagilist_subdomainsRetrieves a list of subdomains for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal subdomains for a specific jurisdiction and optional filters - The user asks about available subdomains for a domain id - The user wants to filter sulist_categoriesRetrieves a list of categories for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal categories for a specific jurisdiction and optional filters - The user asks about available categories for a subdomain id - The user wants to filterlist_subcategoriesRetrieves a list of subcategories for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal subcategories for a specific jurisdiction and optional filters - The user asks about available subcategories for a category id - The user wants tlist_law_typesRetrieves a list of law types for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal law types for a specific jurisdiction and optional filters - The user asks about available law types for a subcategory id - The user wants to filter list_portalsRetrieves a list of legal portals filtered by jurisdiction and optional criteria. Use this tool when: - The user wants to find legal portals, websites, or resources for a specific jurisdiction - The user asks about available portals in a country or state - The user wants to filtelist_authority_typesRetrieves a list of authority types. Use this tool when: - The user wants to find legal authority types for a specific jurisdiction and optional filters - The user asks about available authority types for a portal name, authority type - The user wants to filter with pagination Palist_issuing_authoritiesRetrieves a list of issuing authorities for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal issuing authorities for a specific jurisdiction and optional filters - The user asks about available issuing authorities for a portal name,list_documentsList documents in a jurisdiction with structured filters and pagination. Use this tool when: - The user wants to find legal content for a specific jurisdiction and optional filters - The user asks about available content for a portal name, title, section_title, url, status, repeaget_document_textRetrieves full text for a specific jurisdiction and optional filters. Use this tool when: - The user asks about available full text for a portal name, title, section_title, url, status, repealed, publication_date and crawling_date - The user wants to filter full text for type of get_markdownRetrieves markdown for a specific jurisdiction and optional filters. Use this tool when: - The user asks about available markdown for a portal name, title, section_title, url, status, repealed, publication_date and crawling_date - The user wants to filter markdown for type of autget_source_urlGet a time-limited signed URL to the original source file (PDF etc.). Use this tool when: - The user wants to find a pdf URL for a specific document - The user asks about presigned URL for a pdf Parameters: - document_id (required): Document ID. Returns: - PDF URL for a specific get_document_with_versionRetrieves a specific document with a specific version. Use this tool when: - The user wants to find a specific document with a specific version - The user asks about available a specific document with a specific version Parameters: - document_id (required): Document ID. - versionhorizon_scanScans recent legal documents across jurisdictions. Use this when the user asks: - "What laws changed recently in Netherland?" - "Show me new regulations from last week" - "Any updates in NL law?"evidence_pull"Show me the source." For a specific document, return the full citation chain in one call: metadata (with all dates and identifiers), permanent legal_link, signed URL to the original source file (if available), and the full document body in markdown or plain text. Designed for auhttps://mcp.lawstronaut.com/Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Lawstronaut to help me. It is a free service with an MCP server at https://mcp.lawstronaut.com/. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
At the last check (September 28, 2026, 08:15 UTC) the endpoint was working, answering in 456ms. Over the last 7 days it answered 97.6% of health checks. It is checked every 15 minutes.
It was screened on September 24, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
It exposes 16 tools, including list_jurisdictions, list_domains, list_subdomains, list_categories. For example, you could ask Muse: "Show me recent employment law changes in the Netherlands from the last week."
This listing was added from public sources (Found in the official MCP Registry (com.lawstronaut/lawstronaut-mcp)). If you build Lawstronaut, claim it to correct the details and get your badge.
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