An MCP server that provides integration between Neo4j graph database and Claude Desktop, enabling graph database operations through natural language interactions.
mcp-neo4j-server is an MCP project maintained in the da-okazaki/mcp-neo4j-server repository. The maintainer describes its purpose as “An MCP server that provides integration between Neo4j graph database and Claude Desktop, enabling graph database operations through natural language interactions”. Read the project documentation for the complete scope.
The documented npm package is @alanse/mcp-neo4j-server. The configuration below comes from the maintainer’s example; adapt its paths and account values to your environment.
The example declares NEO4J_URI, NEO4J_USERNAME, NEO4J_PASSWORD, NEO4J_DATABASE. Secret-looking values have been replaced with placeholders. Required and optional labels are shown only when the documentation states them.
Project documentation · Repository · Discovery listing. This profile records the public documentation checked on 2026-10-08.
Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.
| Tool | What it does |
|---|---|
| execute_query | Execute Cypher queries on the Neo4j database |
| create_node | Create a new node in the graph database |
| create_relationship | Create a relationship between two existing nodes |
{
"mcpServers": {
"neo4j": {
"command": "npx",
"args": [
"@alanse/mcp-neo4j-server"
],
"env": {
"NEO4J_URI": "bolt://localhost:7687",
"NEO4J_USERNAME": "neo4j",
"NEO4J_PASSWORD": "YOUR_NEO4J_PASSWORD",
"NEO4J_DATABASE": "neo4j"
}
}
}
}From the project documentation. Replace placeholders and example paths before connecting.
| Variable | Description | Required |
|---|---|---|
| NEO4J_URI | Declared in the maintainer’s client configuration. | Check documentation |
| NEO4J_USERNAME | Declared in the maintainer’s client configuration. | Check documentation |
| NEO4J_PASSWORD | Declared in the maintainer’s client configuration. | Yes |
| NEO4J_DATABASE | Declared in the maintainer’s client configuration. | Check documentation |
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