mcp-neo4j-cypher

mcp-neo4j-cypher is a local MCP server: A simple Neo4j MCP server that allows you to run Cypher queries against a Neo4j database. Install it from pypi as mcp-neo4j-cypher.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add mcp-neo4j-cypher -e NEO4J_URI=... -e NEO4J_USERNAME=... -e NEO4J_PASSWORD=... -e NEO4J_DATABASE=... -e NEO4J_NAMESPACE=... -e NEO4J_RESPONSE_TOKEN_LIMIT=... -e NEO4J_READ_TIMEOUT=... -e NEO4J_READ_ONLY=... -e NEO4J_SCHEMA_SAMPLE_SIZE=... -- uvx mcp-neo4j-cypher

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "mcp-neo4j-cypher": {
      "command": "uvx",
      "args": [
        "mcp-neo4j-cypher"
      ],
      "env": {
        "NEO4J_URI": "...",
        "NEO4J_USERNAME": "...",
        "NEO4J_PASSWORD": "...",
        "NEO4J_DATABASE": "...",
        "NEO4J_NAMESPACE": "...",
        "NEO4J_RESPONSE_TOKEN_LIMIT": "...",
        "NEO4J_READ_TIMEOUT": "...",
        "NEO4J_READ_ONLY": "...",
        "NEO4J_SCHEMA_SAMPLE_SIZE": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

• Runtime: Python with uv (runs with uvx).
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
• Environment variables: NEO4J_URI, NEO4J_USERNAME, NEO4J_PASSWORD, NEO4J_DATABASE, NEO4J_NAMESPACE, NEO4J_RESPONSE_TOKEN_LIMIT, NEO4J_READ_TIMEOUT, NEO4J_READ_ONLY, NEO4J_SCHEMA_SAMPLE_SIZE