Neo4j Cypher MCP Server

by neo4j-contribio.github.neo4j-contrib/mcp-neo4j-cypherv1.0.0

A simple Neo4j MCP server that allows you to run Cypher queries against a Neo4j database.

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Active30d ago

Install Neo4j Cypher MCP server

claude mcp add neo4j-cypher -e NEO4J_URI='<neo4j-uri>' -e NEO4J_USERNAME='<neo4j-username>' -e NEO4J_PASSWORD='<neo4j-password>' -- uvx mcp-neo4j-cypher

{
  "mcpServers": {
    "neo4j-cypher": {
      "command": "uvx",
      "args": [
        "mcp-neo4j-cypher"
      ],
      "env": {
        "NEO4J_URI": "<neo4j-uri>",
        "NEO4J_USERNAME": "<neo4j-username>",
        "NEO4J_PASSWORD": "<neo4j-password>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "neo4j-cypher": {
      "command": "uvx",
      "args": [
        "mcp-neo4j-cypher"
      ],
      "env": {
        "NEO4J_URI": "<neo4j-uri>",
        "NEO4J_USERNAME": "<neo4j-username>",
        "NEO4J_PASSWORD": "<neo4j-password>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "neo4j-cypher": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcp-neo4j-cypher"
      ],
      "env": {
        "NEO4J_URI": "<neo4j-uri>",
        "NEO4J_USERNAME": "<neo4j-username>",
        "NEO4J_PASSWORD": "<neo4j-password>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "neo4j-cypher": {
      "command": "uvx",
      "args": [
        "mcp-neo4j-cypher"
      ],
      "env": {
        "NEO4J_URI": "<neo4j-uri>",
        "NEO4J_USERNAME": "<neo4j-username>",
        "NEO4J_PASSWORD": "<neo4j-password>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
NEO4J_URI	yes	—	Neo4j connection URI
NEO4J_USERNAME	yes	—	Neo4j username
NEO4J_PASSWORD	yes	yes	Neo4j password
NEO4J_DATABASE	—	—	Neo4j database name
NEO4J_NAMESPACE	—	—	Tool namespace prefix
NEO4J_RESPONSE_TOKEN_LIMIT	—	—	Maximum tokens for read query responses
NEO4J_READ_TIMEOUT	—	—	Timeout in seconds for read queries
NEO4J_READ_ONLY	—	—	Allow only read-only queries (true/false)
NEO4J_SCHEMA_SAMPLE_SIZE	—	—	Schema sample size

Freshness

Active — last maintenance signal 30d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-09-09 · 30d ago · GitHub
Latest release
2026-04-10 · 6mo ago · GitHub · mcp-neo4j-cypher-v0.6.0
Package published
no data · npm/PyPI
Registry entry updated
2025-11-07 · 11mo ago · official registry · v1.0.0

FAQ

›How do I install the Neo4j Cypher MCP server in Claude Code?

Run: claude mcp add neo4j-cypher -e NEO4J_URI='<neo4j-uri>' -e NEO4J_USERNAME='<neo4j-username>' -e NEO4J_PASSWORD='<neo4j-password>' -- uvx mcp-neo4j-cypher. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Neo4j Cypher require an API key?

Yes. It expects NEO4J_URI, NEO4J_USERNAME, NEO4J_PASSWORD, of which 1 is a secret.

›Can I use Neo4j Cypher as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Neo4j Cypher in the official MCP registry?

Yes, as io.github.neo4j-contrib/mcp-neo4j-cypher.