Neo4j MCP Server

@Tobarrientos2

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作者

Tobarrientos2

Neo4j MCP Server について

A Neo4j MCP server implementation for managing graph database operations through the Model Context Protocol

#neo4j #graph-database #mcp-server

Neo4j MCP Server の設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "neo4j-mcpserver": {
      "command": "npx",
      "args": [
        "neo4j-mcpserver"
      ],
      "env": {
        "NEO4J_CONNECTION": "neo4j+s://your-instance.databases.neo4j.io,neo4j,your-password"
      }
    }
  }
}

Neo4j MCP Server のツール

Create a new pulse with its complete structure and file relationships

Get complete information about a pulse including its context

Analyze complete application structure with data flow

Update pulse structure and relationships

概要

What is Neo4j MCP Server?

A Neo4j MCP server implementation for managing graph database operations through the Model Context Protocol, compatible with both Cursor and Claude Desktop.

How to use Neo4j MCP Server?

Run directly with npx using a single connection string or separate environment variables, or install globally with npm install -g neo4j-mcpserver and run the command after setting NEO4J_CONNECTION or NEO4J_URI, NEO4J_USER, NEO4J_PASSWORD environment variables. Configuration can also be stored in a .env file.

Key features of Neo4j MCP Server

Execute Cypher queries against your Neo4j database
Compatible with Cursor and Claude Desktop
Supports single connection string or separate environment variables
Use .env file for configuration
Easy setup with npx or global npm install

Use cases of Neo4j MCP Server

Query Neo4j from AI assistants (Cursor, Claude Desktop)
Automate graph database operations via MCP tools
Integrate Cypher queries into MCP-compatible workflows

よくある質問

How do I connect to my Neo4j database?

Provide connection details via a single `NEO4J_CONNECTION` string (format: `<uri>,<user>,<password>`) or via separate `NEO4J_URI`, `NEO4J_USER`, `NEO4J_PASSWORD` environment variables, optionally using a `.env` file.

Which tools are available with Neo4j MCP Server?

The server provides the `neo4j-query` tool to execute Cypher queries against your Neo4j database.

What if the server is not detected in Cursor?

Verify that your Neo4j credentials are correct, ensure no spaces in the installation path, and try restarting Cursor. Check that environment variables are properly set and the server appears in Cursor's MCP server list.

What are the supported environment variables?

`NEO4J_CONNECTION` (comma-separated URI, user, password) or `NEO4J_URI`, `NEO4J_USER`, `NEO4J_PASSWORD`. A `.env` file can also be used.

Can I run Neo4j MCP Server locally?

Yes, clone the repository, run `npm install`, `npm run build`, and `npm start`.

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