"How to Query a Knowledge Graph Using an Ontology" matching MCP servers:

Enables searching and querying Korean law ontology via SPARQL, with tools for law search, detail, agency, region, statistics, and network visualization.

Provides access to 529,000+ US statute sections across all 50 states and federal codes for comprehensive legal research. Supports semantic search, citation graph traversal, jurisdictional comparisons, and regulatory risk analysis through natural language queries.

Enables insurance claims review assistance by querying a knowledge graph of Korean standard insurance terms, restoring applicable policy versions by enrollment date, and returning coverage/exclusion determinations with cited provisions.

Enables retrieval and comparison of automotive regulations and standards, plus question answering where every answer must carry standard number, clause number, and original excerpt, with unsupported conclusions flagged for review. Java backends and Feishu can call it directly over MCP.

Enables LLM clients to search a firm's precedent vault and draft grounded contract clauses, legal memos, and document summaries.

Provides a read-only MCP tool to consult official SEFAZ TO negative debt certificates via a hosted, prepaid API.

MCP server for querying negative certificates of court proceedings (Certidão Negativa de Feitos) from MPT DF e TO via official sources, with prepaid credit and read-only access.

An MCP server that provides 46 tools for construction quality management, enabling users to generate and review documents like ITP, NCR, and test reports using a domain ontology and legal standards.

Enables AI assistants to query a structured Vietnamese legal knowledge graph, retrieving articles, definitions, outlines, and document lists with original-text citations and effective status via MCP tools.

AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service." Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), ...

Lets AI agents query a computerized system inventory as a knowledge graph using Cypher, enabling blast radius, data lineage, regulation checks, and change impact assessments while preventing hallucinated regulatory claims.

Read-only ProofRelay MCP verifier for non-confidential evidence bundles. Exposes 22 public-safe tools, 11 resources, and 11 prompts for bundle integrity checks, receipt-chain review, checkpoint recommendations, MCP risk metadata review, and real-estate closing proof-pack readiness.

Checks documents against international standards (e.g., ICAO, Hague-Visby) to verify internal consistency and completeness, returning a machine-readable verdict for agent decision-making.

Self-hosted governance layer between an AI assistant and your data: allow/deny policy, deterministic PII masking, row caps, and a hash-chained audit log with an Ed25519-signed receipt for every access, verifiable offline.

An MCP server for the CourtMesh public API that enables AI clients to search and analyze Indian court case law, covering over 310 million case records from the Supreme Court, High Courts, District Courts, and tribunals.

Enables analysis of legal document changes by constructing a dependency graph and simulating impact propagation, with risk level assessment.

MCP server that allows AI assistants to verify, compare, and explain brand names using live trademark, domain, and cultural data, with a free anonymous tier.

Agent-friendly query layer over the ASD Information Security Manual, served via MCP. Enables agents to discover and interrogate ISM controls using plain language queries and coverage tracking for IRAP review.

Deterministic SNAP eligibility logic, exposed as auditable Model Context Protocol tools. An AI agent can read, reason, and orchestrate, but the eligibility determination itself is made by versioned, tested, cited code that a caseworker, an auditor, or a court can inspect.

Helps independent inventors calculate USPTO fees, determine entity status, track patent deadlines, and understand procedural rules without needing an attorney.