Neo4j MCP

What it does

Neo4j MCP connects AI assistants to Neo4j graph databases, allowing LLMs to reason over complex data models, explore graph schemas, and execute Cypher queries in response to natural language prompts.

Tools

• get-schema: Introspect labels, relationship types, and property keys.
• read-cypher: Execute read-only Cypher queries to retrieve data without modification.
• write-cypher: Execute write Cypher queries to update the graph (disabled if NEO4J_READ_ONLY=true).
• list-gds-procedures: List available Graph Data Science (GDS) procedures.

Installation

Add the following to your claude_desktop_config.json:

{
  "mcpServers": {
    "neo4j": {
      "command": "python",
      "args": ["-m", "neo4j_mcp_server"],
      "env": {
        "NEO4J_URI": "bolt://localhost:7687",
        "NEO4J_USERNAME": "neo4j",
        "NEO4J_PASSWORD": "password",
        "NEO4J_DATABASE": "neo4j"
      }
    }
  }
}

Supported hosts

Claude, Cursor, VS Code