What is the key difference between MCP Mongo Server and Mongodb Lens?

MCP Mongo Server belongs to the Databases category with local stdio execution, while Mongodb Lens belongs to the Databases category with local stdio execution.

How do I install MCP Mongo Server or Mongodb Lens in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are MCP Mongo Server and Mongodb Lens free or paid?

MCP Mongo Server operates under a Free / Open Source model (No auth required). Mongodb Lens operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

MCP Mongo Server lists 6 tools with 2 views and 283 GitHub stars. Mongodb Lens lists 42 tools with 2 views and 207 GitHub stars.

Can I use both MCP Mongo Server and Mongodb Lens together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

MCP Mongo Server vs Mongodb Lens

In-depth architectural comparison of the MCP Mongo Server and Mongodb Lens MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

MCP Mongo Server

Databases · Local stdio

Quality: 43/100 (Fair) | Auth: No auth required

Mongodb Lens

Databases · Local stdio

Quality: 52/100 (Good) | Auth: No auth required

Verdict Summary: Choose MCP Mongo Server if you need specialized Databases tools running via a local process. Choose Mongodb Lens if your workspace requires Databases integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose MCP Mongo Server when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
You have access to required keys: MCP_MONGODB_URI, MCP_MONGODB_READONLY, MCP_MONGODB_ALLOW_CROSS_DB, MCP_MONGODB_ALLOW_SERVER_JS, MCP_PORT, MCP_HTTP_ALLOWED_ORIGINS, MCP_HTTP_JSON_LIMIT, MCP_HTTP_AUTH_TOKEN.
Primary tools included: Automatic schema inference from document samples, Full query and aggregation pipeline support, Configurable ObjectId conversion modes.

Explore MCP Mongo Server Details

Choose Mongodb Lens when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Feature & Specification Comparison

Specification	MCP Mongo Server kiliczsh Databases	Mongodb Lens furey Databases
Summary	A Model Context Protocol Server for MongoDB	MongoDB Lens: Full Featured MCP Server for MongoDB Databases
Category & Scope	Databases	Databases

Tools & Capabilities Breakdown

MCP Mongo Server Tools (6)

Automatic schema inference from document samples

Full query and aggregation pipeline support

Configurable ObjectId conversion modes

Read-only mode blocking all write operations

Progress reporting and cancellation for long operations

Two transport modes: stdio (local) and HTTP (remote)

Mongodb Lens Tools (42)

add-connection-alias

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

MCP Mongo Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "kiliczsh-mcp-mongo-server": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-mongo-server"
      ],
      "env": {
        "MCP_MONGODB_URI": "YOUR_MCP_MONGODB_URI_HERE",
        "MCP_MONGODB_READONLY": "YOUR_MCP_MONGODB_READONLY_HERE",
        "MCP_MONGODB_ALLOW_CROSS_DB": "YOUR_MCP_MONGODB_ALLOW_CROSS_DB_HERE",
        "MCP_MONGODB_ALLOW_SERVER_JS": "YOUR_MCP_MONGODB_ALLOW_SERVER_JS_HERE",
        "MCP_PORT": "YOUR_MCP_PORT_HERE",
        "MCP_HTTP_ALLOWED_ORIGINS": "YOUR_MCP_HTTP_ALLOWED_ORIGINS_HERE",
        "MCP_HTTP_JSON_LIMIT": "YOUR_MCP_HTTP_JSON_LIMIT_HERE",
        "MCP_HTTP_AUTH_TOKEN": "YOUR_MCP_HTTP_AUTH_TOKEN_HERE"
      }
    }
  }
}

Mongodb Lens Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "furey-mongodb-lens": {
      "command": "npx",
      "args": [
        "-y",
        "mongodb-lens"
      ],
      "env": {
        "MONGODB_URI": "YOUR_MONGODB_URI_HERE",
        "MONGODB_LENS_PORT": "YOUR_MONGODB_LENS_PORT_HERE",
        "MONGODB_LENS_LOG_LEVEL": "YOUR_MONGODB_LENS_LOG_LEVEL_HERE"
      }
    }
  }
}

Frequently Asked Questions

MCP Mongo Server is categorized under Databases and uses a local stdio subprocess. In contrast, Mongodb Lens belongs to Databases using local stdio subprocess. Select MCP Mongo Server when you need capabilities focused on databases and Mongodb Lens when you require tools for databases.

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