Description

MongoDB Lens is an MCP server that provides AI assistants with direct access to MongoDB databases for exploration and analysis. Built with Node.js and the Model Context Protocol SDK, it enables browsing databases and collections, executing queries with filters and projections, running aggregation pipelines, analyzing schemas, managing indexes, and optimizing query performance. The implementation includes specialized tools for inferring collection schemas, explaining query execution plans, and generating recommendations for database optimization, making it valuable for database exploration, performance tuning, and schema design assistance within AI workflows.

Installation

git clone https://github.com/furey/mongodb-lens

Claude Desktop Configuration

Add this configuration to your Claude Desktop config file to enable this MCP server:

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json

Config file location: %APPDATA%\Claude\claude_desktop_config.json

Config file location: ~/.config/Claude/claude_desktop_config.json

claude_desktop_config.json
{
  "mcpServers": {
    "mongodb-lens": {
      "command": "node",
      "args": [
        "path/to/server.js"
      ]
    }
  }
}