RO MongoDB MCP

What it does

This server enables LLMs to safely execute read-only queries against MongoDB databases. It is designed for high performance and security, supporting both direct connection strings and Kubernetes pod-based discovery.

Tools

• query_mongodb: Execute read-only find, aggregate, countDocuments, or distinct operations.
• list_connections: List all configured database connections.
• list_collections: Retrieve all collections for a given connection.
• get_data_model: Fetch schema documentation to help the AI understand the data structure.
• save_query: Save a reusable query template with placeholders.
• run_saved_query: Execute a previously saved query with specific variables.
• get_current_time: Get the current timestamp for time-sensitive queries.

Installation

Build from source using Cargo:

cargo build --release

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "mongodb": {
      "command": "/path/to/ro-mongodb-mcp-rs"
    }
  }
}

Supported hosts

• Claude Desktop
• Goose CLI