Lawstronaut
Connect AI to millions of laws and court cases with the Lawstronaut MCP.
我该使用它吗
质量与安全性
基于对工具定义和协议合规性的自动分析。
上下文开销
这是每次将服务器的工具加载到模型上下文窗口时所消耗的大致 token 数。数值越高，可用于其他任务的注意力就越少。
安装
一键安装
将以下内容添加到你的 `claude_desktop_config.json` 文件中：
{
"mcpServers": {
"lawstronaut-mcp": {
"url": "https://mcp.lawstronaut.com"
}
}
}远程端点
https://mcp.lawstronaut.comstreamable-http它能做什么
工具清单
工具（16）
🟢list_jurisdictions
List 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", "iso": "BE", "type": "country"}, ...]} - Full list of jurisdiction objects including names, iso, and type
输入模式
{
"type": "object",
"properties": {},
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_domains(domain, limit, offset)
Retrieves a list of domains for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal domains for a specific jurisdiction and optional filters - The user asks about available domains for a domain name - The user wants to filter with pagination Parameters: - domain (optional): Filter domains by name - limit: z.number().optional().describe("Number of results to return"), - offset: z.number().optional().describe("Number of results to skip") Returns: - List of domains with domain_id, domain, pagination: total_count, limit, offset - Only returns domains that have data
输入模式
{
"type": "object",
"properties": {
"domain": {
"type": "string",
"description": "Filter by domain name"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
}
},
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_subdomains(domain_id, subdomain, limit, offset)
Retrieves 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 subdomains by name with pagination Parameters: - domain_id (required): Filter by Domain ID. - subdomain (optional): Filter subdomains by name - limit: z.number().optional().describe("Number of results to return"), - offset: z.number().optional().describe("Number of results to skip") Returns: - List of subdomains with subdomain_id, subdomain, domain_id, pagination: total_count, limit, offset - Only returns subdomains that have data
输入模式
{
"type": "object",
"properties": {
"domain_id": {
"type": "string",
"description": "Filter by Domain ID"
},
"subdomain": {
"type": "string",
"description": "Filter by subdomain name"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
}
},
"required": [
"domain_id"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_categories(subdomain_id, category_name, limit, offset)
Retrieves a list of categories for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal categories for a specific jurisdiction and optional filters - The user asks about available categories for a subdomain id - The user wants to filter categories by name with pagination Parameters: - subdomain_id (optional): Filter by Subdomain ID. - category_name (optional): Filter categories by name - limit: z.number().optional().describe("Number of results to return"), - offset: z.number().optional().describe("Number of results to skip") Returns: - List of categories with category_id, category_name, subdomain_id, domain_id, pagination: total_count, limit, offset - Only returns categories that have data
输入模式
{
"type": "object",
"properties": {
"subdomain_id": {
"type": "string",
"description": "Filter by Subdomain ID"
},
"category_name": {
"type": "string",
"description": "Filter by category name"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
}
},
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_subcategories(category_id, subcategory_name, limit, offset)
Retrieves 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 to filter subcategories by name with pagination Parameters: - category_id (required): Filter by Category ID. - subcategory_name (optional): Filter subcategories by name - limit: z.number().optional().describe("Number of results to return"), - offset: z.number().optional().describe("Number of results to skip") Returns: - List of subcategories with subcategory_id, subcategory_name, category_id, pagination: total_count, limit, offset - Only returns subcategories that have data
输入模式
{
"type": "object",
"properties": {
"category_id": {
"type": "string",
"description": "Filter by Category ID"
},
"subcategory_name": {
"type": "string",
"description": "Filter by subcategory name"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
}
},
"required": [
"category_id"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_law_types(subcategory_id, law_type, limit, offset)
Retrieves a list of law types for a specific jurisdiction and optional filters. Use this tool when: - The user wants to find legal law types for a specific jurisdiction and optional filters - The user asks about available law types for a subcategory id - The user wants to filter law types by name with pagination Parameters: - subcategory_id (required): Filter by Subcategory ID. - law_type (optional): Filter law types by name - limit: z.number().optional().describe("Number of results to return"), - offset: z.number().optional().describe("Number of results to skip") Returns: - List of law types with law_type_id, law_type, subcategory_id, category_id, pagination: total_count, limit, offset - Only returns law types that have data
输入模式
{
"type": "object",
"properties": {
"subcategory_id": {
"type": "string",
"description": "Filter by Subcategory ID"
},
"law_type": {
"type": "string",
"description": "Filter by law type name"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
}
},
"required": [
"subcategory_id"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_portals(iso, name, tag, lang)
Retrieves 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 filter portals by name, language, or tag with total crawled links Parameters: - iso (required): Filter by Jurisdiction ISO code (e.g. "US"). - name (optional): Filter portals by name or URL keyword - tag (optional): Filter portals by tag - lang (optional): Filter portals by language name Returns: - List of portals with name, URL, language, jurisdiction, tags, and total crawled links - Only returns portals that have crawled data
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"name": {
"type": "string",
"description": "Filter by portal name"
},
"tag": {
"type": "string",
"description": "Filter by portal tags"
},
"lang": {
"type": "string",
"description": "Filter by language"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_authority_types(iso, limit, offset, portal_name, authority_type)
Retrieves a list of authority types. Use this tool when: - The user wants to find legal authority types for a specific jurisdiction and optional filters - The user asks about available authority types for a portal name, authority type - The user wants to filter with pagination Parameters: - iso (required): Filter by Jurisdiction ISO code (e.g. "US"). - limit (optional): Number of results to return. - offset (optional): Number of results to skip. - portal_name (optional): Filter by portal name. - authority_type (optional): Filter by authority type. Returns: - List of authority types with iso, authority_type, portal_name, pagination: total_count, limit, offset - Only returns authority types that have data
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
},
"portal_name": {
"type": "string",
"description": "Filter by portal name"
},
"authority_type": {
"type": "string",
"description": "Filter by authority type"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_issuing_authorities(iso, limit, offset, portal_name, issuing_authority)
Retrieves 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, issuing authority - The user wants to filter with pagination Parameters: - iso (required): Filter by Jurisdiction ISO code (e.g. "US"). - limit (optional): Number of results to return. - offset (optional): Number of results to skip. - portal_name (optional): Filter by portal name. - issuing_authority (optional): Filter by issuing authority. Returns: - List of issuing authorities with iso, issuing_authority, portal_name, pagination: total_count, limit, offset - Only returns issuing authorities that have data
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
},
"portal_name": {
"type": "string",
"description": "Filter by portal name"
},
"issuing_authority": {
"type": "string",
"description": "Filter by issuing authority"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢list_documents(iso, portal, version, limit, offset, ...)
List 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, repealed, publication_date and crawling_date - The user wants to filter content for type of authority, issuing authority, source identifier, source secondary identifier, tag Parameters: - iso (required): Jurisdiction ISO code (e.g. "US"). - portal (optional): Portal name. - limit (optional): Number of results to return. - offset (optional): Number of results to skip. - document_id (optional): Document ID. - title (optional): Title. - section_title (optional): Section title. - url (optional): URL. - last_updated (optional): Last updated date. Returns: - Contents list with title, section_title, publication_date, effective_date, expiration_date, date_of_enactment, date_of_last_amendment, date_of_repealed, date_of_decision, status, version, source_identifier, source_secondary_identifier, issuing_authority, type_of_authority, language, legal_link, repealed, metadata, summary, tags, source_keywords, crawling_date, portal, portal_name, last_updated - Only returns content that has crawled data
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"portal": {
"type": "string",
"description": "Filter by portal name"
},
"version": {
"type": "string",
"description": "Filter by version"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
},
"document_id": {
"type": "string",
"description": "Filter by document ID"
},
"repealed": {
"type": "boolean",
"description": "Filter by repealed status"
},
"title": {
"type": "string",
"description": "Filter by title"
},
"section_title": {
"type": "string",
"description": "Filter by section title"
},
"url": {
"type": "string",
"description": "Filter by URL"
},
"status": {
"type": "string",
"description": "Filter by status"
},
"crawling_date": {
"type": "string",
"description": "Filter by crawling date"
},
"last_updated": {
"type": "string",
"description": "Filter by last updated date"
},
"last_amendment": {
"type": "string",
"description": "Filter by last amendment date"
},
"publication_date": {
"type": "string",
"description": "Filter by publication date"
},
"expiration_date": {
"type": "string",
"description": "Filter by expiration date"
},
"effective_date": {
"type": "string",
"description": "Filter by effective date"
},
"date_of_enactment": {
"type": "string",
"description": "Filter by date of enactment"
},
"date_of_decision": {
"type": "string",
"description": "Filter by date of decision"
},
"file_data_only": {
"type": "boolean",
"description": "Return file data only"
},
"issuing_authority": {
"type": "string",
"description": "Filter by issuing authority"
},
"type_of_authority": {
"type": "string",
"description": "Filter by type of authority"
},
"source_identifier": {
"type": "string",
"description": "Filter by source identifier"
},
"source_secondary_identifier": {
"type": "string",
"description": "Filter by secondary source identifier"
},
"tag": {
"type": "string",
"description": "Filter by tag"
},
"lang": {
"type": "string",
"description": "Filter by language"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢get_document_text(iso, portal, version, limit, offset, ...)
Retrieves 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 authority, issuing authority, source identifier, source secondary identifier, tag Parameters: - iso (required): Jurisdiction ISO code (e.g. "US"). - portal (optional): Portal name. - limit (optional): Number of results to return. - offset (optional): Number of results to skip. - document_id (optional): Document ID. - title (optional): Title. - section_title (optional): Section title. - url (optional): URL. - last_updated (optional): Last updated date. Returns: - Content full text list with document_id, full_text
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"portal": {
"type": "string",
"description": "Filter by portal name"
},
"version": {
"type": "string",
"description": "Filter by version"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
},
"document_id": {
"type": "string",
"description": "Filter by document ID"
},
"repealed": {
"type": "boolean",
"description": "Filter by repealed status"
},
"title": {
"type": "string",
"description": "Filter by title"
},
"section_title": {
"type": "string",
"description": "Filter by section title"
},
"url": {
"type": "string",
"description": "Filter by URL"
},
"status": {
"type": "string",
"description": "Filter by status"
},
"crawling_date": {
"type": "string",
"description": "Filter by crawling date"
},
"last_updated": {
"type": "string",
"description": "Filter by last updated date"
},
"last_amendment": {
"type": "string",
"description": "Filter by last amendment date"
},
"publication_date": {
"type": "string",
"description": "Filter by publication date"
},
"expiration_date": {
"type": "string",
"description": "Filter by expiration date"
},
"effective_date": {
"type": "string",
"description": "Filter by effective date"
},
"date_of_enactment": {
"type": "string",
"description": "Filter by date of enactment"
},
"date_of_decision": {
"type": "string",
"description": "Filter by date of decision"
},
"file_data_only": {
"type": "boolean",
"description": "Return file data only"
},
"issuing_authority": {
"type": "string",
"description": "Filter by issuing authority"
},
"type_of_authority": {
"type": "string",
"description": "Filter by type of authority"
},
"source_identifier": {
"type": "string",
"description": "Filter by source identifier"
},
"source_secondary_identifier": {
"type": "string",
"description": "Filter by secondary source identifier"
},
"tag": {
"type": "string",
"description": "Filter by tag"
},
"lang": {
"type": "string",
"description": "Filter by language"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢get_markdown(iso, portal, version, limit, offset, ...)
Retrieves 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 authority, issuing authority, source identifier, source secondary identifier, tag Parameters: - iso (required): Jurisdiction ISO code (e.g. "US"). - portal (optional): Portal name. - limit (optional): Number of results to return. - offset (optional): Number of results to skip. - document_id (optional): Document ID. - title (optional): Title. - section_title (optional): Section title. - url (optional): URL. - last_updated (optional): Last updated date. Returns: - Content markdown list with document_id, content_markdown
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Filter by Jurisdiction ISO code (e.g. 'US')"
},
"portal": {
"type": "string",
"description": "Filter by portal name"
},
"version": {
"type": "string",
"description": "Filter by version"
},
"limit": {
"type": "number",
"description": "Number of results to return"
},
"offset": {
"type": "number",
"description": "Number of results to skip"
},
"document_id": {
"type": "string",
"description": "Filter by document ID"
},
"repealed": {
"type": "boolean",
"description": "Filter by repealed status"
},
"title": {
"type": "string",
"description": "Filter by title"
},
"section_title": {
"type": "string",
"description": "Filter by section title"
},
"url": {
"type": "string",
"description": "Filter by URL"
},
"status": {
"type": "string",
"description": "Filter by status"
},
"crawling_date": {
"type": "string",
"description": "Filter by crawling date"
},
"last_updated": {
"type": "string",
"description": "Filter by last updated date"
},
"last_amendment": {
"type": "string",
"description": "Filter by last amendment date"
},
"publication_date": {
"type": "string",
"description": "Filter by publication date"
},
"expiration_date": {
"type": "string",
"description": "Filter by expiration date"
},
"effective_date": {
"type": "string",
"description": "Filter by effective date"
},
"date_of_enactment": {
"type": "string",
"description": "Filter by date of enactment"
},
"date_of_decision": {
"type": "string",
"description": "Filter by date of decision"
},
"file_data_only": {
"type": "boolean",
"description": "Return file data only"
},
"issuing_authority": {
"type": "string",
"description": "Filter by issuing authority"
},
"type_of_authority": {
"type": "string",
"description": "Filter by type of authority"
},
"source_identifier": {
"type": "string",
"description": "Filter by source identifier"
},
"source_secondary_identifier": {
"type": "string",
"description": "Filter by secondary source identifier"
},
"tag": {
"type": "string",
"description": "Filter by tag"
},
"lang": {
"type": "string",
"description": "Filter by language"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢get_source_url(document_id)
Get 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 document with document_id and pdf_url
输入模式
{
"type": "object",
"properties": {
"document_id": {
"type": "integer",
"exclusiveMinimum": 0,
"description": "Document ID"
}
},
"required": [
"document_id"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢get_document_with_version(document_id, version)
Retrieves a specific document with a specific version. Use this tool when: - The user wants to find a specific document with a specific version - The user asks about available a specific document with a specific version Parameters: - document_id (required): Document ID. - version (required): Version. Returns: - Content with version with title, section_title, publication_date, effective_date, expiration_date, date_of_enactment, date_of_last_amendment, date_of_repealed, date_of_decision, status, version, source_identifier, source_secondary_identifier, issuing_authority, type_of_authority, language, legal_link, repealed, metadata, summary, tags, source_keywords, crawling_date, portal, portal_name, last_updated - Only returns content that has crawled data with the specific version
输入模式
{
"type": "object",
"properties": {
"document_id": {
"type": "integer",
"exclusiveMinimum": 0,
"description": "Document ID"
},
"version": {
"type": "integer",
"exclusiveMinimum": 0,
"description": "Version"
}
},
"required": [
"document_id",
"version"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢horizon_scan(iso, since, topic, date_field, status, ...)
Scans 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?"
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "One ISO code e.g. \"IE\", \"NL\", \"US\", etc."
},
"since": {
"type": "string",
"default": "yesterday",
"description": "Freshness window. \"yesterday\", \"today\", \"Nd\"/\"Nh\"/\"Nw\" (e.g. \"7d\"), or ISO date \"YYYY-MM-DD\""
},
"topic": {
"type": [
"string",
"null"
],
"description": "Optional filter (matches title) e.g. \"employee monitoring\" or \"workplace surveillance\""
},
"date_field": {
"type": "string",
"enum": [
"crawling_date",
"publication_date",
"last_updated"
],
"default": "crawling_date",
"description": "Which date to window on. \"crawling_date\" (default) = when Lawstronaut crawled it. \"publication_date\" = when officially published. \"last_updated\" = when corpus record last changed."
},
"status": {
"type": [
"string",
"null"
],
"description": "Optional filter on status field e.g. \"new\", \"updated\" String."
},
"issuing_authority": {
"type": [
"string",
"null"
],
"description": "Optional filter on issuing authority"
},
"type_of_authority": {
"type": [
"string",
"null"
],
"description": "Optional filter on type of authority"
},
"include_repealed": {
"type": "boolean",
"default": false,
"description": "If false, drop documents where repealed=true"
},
"max_per_jurisdiction": {
"type": "integer",
"minimum": 1,
"maximum": 100,
"default": 50,
"description": "Max docs to return per jurisdiction (1-100)"
}
},
"required": [
"iso"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}🟢evidence_pull(iso, document_id, include_text, include_source_url, text_format)
"Show me the source." For a specific document, return the full citation chain in one call: metadata (with all dates and identifiers), permanent legal_link, signed URL to the original source file (if available), and the full document body in markdown or plain text. Designed for auditability.
输入模式
{
"type": "object",
"properties": {
"iso": {
"type": "string",
"description": "Document's jurisdiction ISO code, e.g. 'IE', 'NL', 'US', etc."
},
"document_id": {
"type": "integer",
"exclusiveMinimum": 0,
"description": "Numeric document_id from any listing/search tool"
},
"include_text": {
"type": "boolean",
"default": true,
"description": "Fetch the full body (default True)"
},
"include_source_url": {
"type": "boolean",
"default": true,
"description": "Fetch a temporary signed URL to the original file (PDF etc.) where available (default True)."
},
"text_format": {
"type": "string",
"enum": [
"markdown",
"plain"
],
"default": "markdown",
"description": "'markdown' (preserves structure) or 'plain'."
}
},
"required": [
"iso",
"document_id"
],
"additionalProperties": false,
"$schema": "http://json-schema.org/draft-07/schema#"
}社区
证据