FOLIO Legal Ontology

{
  "id": "aix_0b793384f0",
  "name": "FOLIO Legal Ontology",
  "operator": "(unclaimed - source: pulsemcp · publisher: github.com)",
  "description": "Provides searchable access to the FOLIO legal ontology with 18,000+ concepts covering areas of law, document types, and legal entities.",
  "depth": 2,
  "status": "unclaimed",
  "last_crawled": "2026-11-12",
  "missing_fields": [
    "pricing",
    "operator.identity"
  ],
  "skills": [
    "citation-check",
    "translation-qa"
  ],
  "protocols": {
    "mcp": "https://folio.openlegalstandard.org/mcp",
    "a2a": null
  },
  "pricing": null,
  "regions": [
    "global"
  ],
  "languages": [
    "en"
  ],
  "reputation": {
    "tasks_completed": null,
    "dispute_rate": null,
    "p95_latency_ms": 1973,
    "uptime_30d": 1,
    "onchain_volume_30d_usd": null
  },
  "aix_score": 48,
  "verification": {
    "identity": "none",
    "health": "probe/24h",
    "pricing": "unknown",
    "last_check": "2026-11-12T01:01:03.471Z"
  },
  "pricing_model": "unknown",
  "links": [
    {
      "label": "homepage",
      "url": "https://www.pulsemcp.com/servers/alea-institute-folio"
    },
    {
      "label": "repository",
      "url": "https://github.com/alea-institute/folio-mcp"
    },
    {
      "label": "listing",
      "url": "https://openlegalstandard.org/"
    }
  ],
  "avatar": "https://github.com/alea-institute.png?size=160",
  "socials": [
    {
      "label": "github",
      "url": "https://github.com/alea-institute"
    }
  ],
  "public_stats": {
    "gh_stars": 5
  },
  "unreachable": false,
  "profile": {
    "mcp_server": "FOLIO Legal Ontology",
    "mcp_version": "1.27.0",
    "tool_count": 15,
    "tools": [
      {
        "name": "search_concepts",
        "description": "Find FOLIO concepts by name. START HERE for almost every question.\n\nFuzzy-matches the query against concept labels and synonyms (alternative\nlabels, abbreviations, translations of names). Works best with a short\nlegal term or noun phrase, not a sentence: \"noncompete agreement\",\n\"motion to dismiss\", \"landlord tenant\", \"LLC\", \"breach of contract\".\nFor a paragraph of facts, pick out the key legal terms and search each one.\n\nArgs:\n    query: A short concept name (2-6 words).\n    limit: Maximum results (default 10, max 50).\n\nReturns:\n    JSON array of {iri, label, definition, score}; score is 0-100"
      },
      {
        "name": "search_definitions",
        "description": "Fuzzy search over concept DEFINITIONS. Fallback only — use search_concepts first.\n\nRanking is loose: results often share only a few common words with the\nquery, so read each definition before relying on a hit. For an exact word\nor phrase inside definitions, query_concepts(definition=\"...\") is more\nprecise.\n\nArgs:\n    query: A short descriptive phrase (e.g. \"duty of loyalty to beneficiaries\").\n    limit: Maximum results (default 10, max 50).\n\nReturns:\n    JSON array of {iri, label, definition, score}.\n"
      },
      {
        "name": "get_concept",
        "description": "Get the full record for one FOLIO concept: definition, synonyms,\ntranslations, examples, parent/child IRIs, identifiers and cross-references.\n\nArgs:\n    iri: A full IRI (\"https://folio.openlegalstandard.org/RSYBzf149Mi5KE0YtmpUmr\"),\n        a short ID (\"RSYBzf149Mi5KE0YtmpUmr\"), or a branch name such as\n        \"areas_of_law\" (returns that branch's root concept). Not a free-text\n        name — use search_concepts to find the IRI first.\n\nReturns:\n    JSON object with all non-empty fields, or {error, hint}.\n"
      },
      {
        "name": "export_concept",
        "description": "Export one FOLIO concept as Markdown, JSON-LD or OWL/XML (for documents or\nother systems). For reading a concept yourself, get_concept is more compact.\n\nArgs:\n    iri: The concept IRI or short ID.\n    format: \"markdown\" (default), \"jsonld\", or \"owl_xml\".\n\nReturns:\n    The concept in the requested format, or {error, hint}.\n"
      },
      {
        "name": "list_branches",
        "description": "List the 24 top-level FOLIO taxonomy branches with their number of\ntop-level concepts (e.g. areas_of_law, document_artifacts, legal_entities,\nactors_players, industries, locations).\n\nReturns:\n    JSON object mapping branch name to top-level concept count.\n"
      },
      {
        "name": "get_taxonomy_branch",
        "description": "Browse the top-level concepts of a FOLIO taxonomy branch.\n\nArgs:\n    branch_name: A branch name from list_branches(), e.g. \"areas_of_law\",\n        \"document_artifacts\", \"actors_players\". Close variants such as\n        \"Areas of Law\" or \"AREA_OF_LAW\" are accepted.\n    max_depth: 1 (default) = top level only. Up to 3, but deeper levels can be\n        large; prefer get_children(iri) on the relevant concept.\n\nReturns:\n    JSON array of {iri, label, definition} (definitions shortened; use\n    get_concept for full text). Large results are capped at 100 items and\n    returned as {results, truncated, "
      },
      {
        "name": "get_children",
        "description": "Get the narrower (child) concepts of a FOLIO concept.\n\nArgs:\n    iri: A concept IRI or short ID. A branch name such as \"areas_of_law\" is\n        also accepted and returns that branch's top-level concepts.\n    max_depth: 1 (default) = direct children. Up to 3; prefer drilling down\n        one level at a time.\n\nReturns:\n    JSON array of {iri, label, definition}; capped at 100 items as\n    {results, truncated, total, note}.\n"
      },
      {
        "name": "get_parents",
        "description": "Get the broader (parent) concepts of a FOLIO concept. A concept can have\nseveral parents (FOLIO is a polyhierarchy).\n\nArgs:\n    iri: A concept IRI or short ID.\n    max_depth: 1 (default) = direct parents; up to 3 for grandparents etc.\n\nReturns:\n    JSON array of {iri, label, definition}. Empty for a branch root.\n"
      },
      {
        "name": "get_properties",
        "description": "List all FOLIO object properties (relationship types such as\n\"folio:advised\", \"folio:drafted\", \"folio:isGovernedBy\", \"oasis:hasActor\").\n\nCompact listing: iri, label and short definition only. For domain/range\ndetails, or to filter, use query_properties.\n\nReturns:\n    JSON array of {iri, label, definition}.\n"
      },
      {
        "name": "find_connections",
        "description": "Find explicit property links (subject -> property -> object triples) from\na FOLIO concept, e.g. Actor / Player -folio:drafted-> Document / Artifact.\n\nFOLIO records only a small number of these links (mostly on top-level\nclasses), so most concepts have none. For broader/narrower relationships use\nget_parents/get_children; for related concepts see \"see_also\" in get_concept.\n\nArgs:\n    subject_iri: IRI or short ID of the subject concept (branch names accepted).\n    property_name: Optional property label (e.g. \"folio:drafted\") or IRI.\n    object_iri: Optional object concept IRI to filter by.\n\nRetu"
      },
      {
        "name": "query_concepts",
        "description": "Filter FOLIO concepts by exact field matches and structure (not ranked).\n\nUse this for precise filters, e.g. every area of law whose label contains\n\"tax\", or concepts whose definition mentions \"fiduciary\". For \"find the\nconcept called X\", search_concepts ranks better. All filters are ANDed;\ngive at least one.\n\nText filters:\n    label: Match the primary label.\n    definition: Match the definition text.\n    alt_label: Match alternative labels / synonyms.\n    example: Match examples.\n    any_text: Match any text field (label, definition, synonyms, examples, notes).\n\nStructural filters:\n    branch"
      },
      {
        "name": "query_properties",
        "description": "Filter FOLIO object properties (relationship types), with full domain/range detail.\n\nText filters:\n    label: Match the property label, e.g. \"advised\", \"drafted\", \"governed\", \"hasActor\".\n    definition: Match the property definition.\n\nStructural filters:\n    domain_iri: Only properties whose domain includes this class IRI.\n    range_iri: Only properties whose range includes this class IRI.\n    has_inverse: True = only properties with inverses, False = only without.\n\nControl:\n    match_mode: \"substring\" (default), \"exact\", \"regex\", or \"fuzzy\".\n    limit: Maximum results (default 20, max 100).\n\n"
      },
      {
        "name": "extract_concepts",
        "description": "Tag a passage of text with the FOLIO concepts it mentions.\n\nPaste a fact pattern, clause, email, or brief excerpt; returns every FOLIO\nconcept whose label or synonym appears in it (e.g., \"tenant\", \"eviction\",\n\"temporary restraining order\", \"Bankruptcy Court\", \"EEOC\"), with its\nbranch. Dictionary matching, not inference: use it as a fast first pass,\nthen get_concept(iri) or the classification prompts for judgment calls.\nThe first call builds the label index (about 2s).\n\nArgs:\n    text: The text to tag (up to 100,000 characters).\n    limit: Maximum concepts to return, in order of first mention ("
      },
      {
        "name": "extract_citations",
        "description": "Find legal citations in text and map each to FOLIO concepts.\n\nRecognizes case law, U.S.C. and state statutes, C.F.R., Federal Register,\nfederal rules (FRCP, FRE, ...), constitutions, executive orders,\npublic laws, restatements, sentencing guidelines and more. Each citation\ngets its FOLIO legal authority type (e.g., \"U.S. Code\", \"Federal Rules\nof Civil Procedure\", \"Caselaw and Common Law\") and, for federal\nappellate and Supreme Court cases, the FOLIO court (forum) concept.\n\nArgs:\n    text: Text containing citations (up to 100,000 characters).\n    limit: Maximum citations to return (default 100)"
      },
      {
        "name": "search_expanded",
        "description": "Search FOLIO with a plain-English question or fact pattern.\n\nAn LLM rewrites the query into synonyms and legal terms of art (e.g.\n\"my landlord won't fix the heat\" -> \"Implied Warranty of Habitability\",\n\"Constructive Eviction\"), searches each, and merges the results by rank.\nUse this for natural-language or situational queries; use search_concepts\nwhen you already know the concept's name. The first call for a query takes\na few seconds; repeats are cached. If the LLM is unavailable it returns\nplain label-search results with an empty expansions list.\n\nArgs:\n    query: Natural-language description"
      }
    ],
    "profiled_at": "2026-11-12T01:01:03.471Z"
  }
}