neo4j-prefiltering-mcp

Automatically discovers vector indexes in a Neo4j database and exposes each as a semantic search tool with metadata pre-filtering, enabling natural language queries with dynamic filter support.

→ tomasonjo/neo4j-prefiltering-mcp · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: NEO4J_PASSWORD

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configNEO4J_URI— bolt://localhost:7687 Neo4j connection URI

configNEO4J_USER— neo4j Neo4j username

🔐 secretNEO4J_PASSWORD— password Neo4j password

configNEO4J_DATABASE— neo4j Neo4j database name

configEMBEDDING_MODEL— openai:text-embedding-3-small LangChain embedding model spec

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 1 concrete improvement we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/tomasonjo-neo4j-prefiltering-mcp-2q6nhe)](https://m8ven.ai/mcp/tomasonjo-neo4j-prefiltering-mcp-2q6nhe)

commit: e77f79b6457a510de1cb7e826b3c28e85f6c802e

code hash: 39cfbb68558d429f7c51a25d0a8fa2a6b92b859d822d2ed093896dfccf3a9c82

verified: 6/21/2026, 10:20:44 AM

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