MongoDB MCP Server

A Model Context Protocol (MCP) server enabling large language models (LLMs) to communicate directly with MongoDB. It allows natural language to be used for database queries, schema exploration, and data operations.

✨ Features

• 🔍 Explore collection structures
• 📊 Query and filter documents
• 📈 Manage indexes
• 📝 Perform insert, update, and delete operations on documents

Demo Video

Screen.Recording.2025-04-20.at.11.47.30.AM.mov

🚀 Getting Started

To begin, locate your MongoDB connection string and update your Claude Desktop configuration file:

MacOS: ~/Library/Application\ Support/Claude/claude_desktop_config.json
Windows: %APPDATA%/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mongodb": {
      "command": "npx",
      "args": [
        "mongo-mcp",
        "mongodb+srv://<username>:<password>@<cluster-address>/<database>"
      ]
    }
  }
}

Prerequisites

• Node.js 18+
• npx
• MCP Client (Ex. Claude Desktop App)

Configure Claude Desktop

Add this configuration to your Claude Desktop config file:

MacOS: ~/Library/Application\ Support/Claude/claude_desktop_config.json
Windows: %APPDATA%/Claude/claude_desktop_config.json

📝 Available Tools

The server provides these tools for database interaction:

Query Tools

• listCollections: List available collections
• getCollectionSchema: Collection schema
• findDocument: Query documents with filtering and projection
• insertDocument: Inserts a document into a collection
• updateDocument: Update a single document

Index Tools

• createIndex: Create a new index
• deleteIndex: Remove an index
• listIndexes: List indexes for a collection