What is the key difference between Firebase MCP and MCP Mongo Server?

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

How do I install Firebase MCP or MCP Mongo Server 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 Firebase MCP and MCP Mongo Server free or paid?

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

Which MCP server has more tools and community activity?

Firebase MCP lists 5 tools with 2 views and 248 GitHub stars. MCP Mongo Server lists 6 tools with 2 views and 283 GitHub stars.

Can I use both Firebase MCP and MCP Mongo Server 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

Firebase MCP vs MCP Mongo Server

In-depth architectural comparison of the Firebase MCP and MCP Mongo Server 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

Firebase MCP

Databases · Local stdio

Quality: 41/100 (Fair) | Auth: No auth required

MCP Mongo Server

Databases · Local stdio

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

Verdict Summary: Choose Firebase MCP if you need specialized Databases tools running via a local process. Choose MCP Mongo Server 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 Firebase MCP 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: SERVICE_ACCOUNT_KEY_PATH, FIREBASE_STORAGE_BUCKET, MCP_TRANSPORT, MCP_HTTP_PORT, MCP_HTTP_HOST, MCP_HTTP_PATH, DEBUG_LOG_FILE.
Primary tools included: Firestore document CRUD and querying, Storage file upload, listing, and metadata retrieval, Authentication user lookup by identifier.

Explore Firebase MCP Details

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: .

Feature & Specification Comparison

Specification	Firebase MCP gannonh Databases	MCP Mongo Server kiliczsh Databases
Summary	Firebase services including Auth, Firestore and Storage.	A Model Context Protocol Server for MongoDB
Category & Scope	Databases	Databases

Tools & Capabilities Breakdown

Firebase MCP Tools (5)

Firestore document CRUD and querying

Storage file upload, listing, and metadata retrieval

Authentication user lookup by identifier

Supports stdio and HTTP transport modes

Configurable via environment variables for credentials and storage bucket

MCP Mongo Server Tools (6)

Automatic schema inference from document samples

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).

Firebase MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "gannonh-firebase-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "MCP_TRANSPORT"
      ],
      "env": {
        "SERVICE_ACCOUNT_KEY_PATH": "YOUR_SERVICE_ACCOUNT_KEY_PATH_HERE",
        "FIREBASE_STORAGE_BUCKET": "YOUR_FIREBASE_STORAGE_BUCKET_HERE",
        "MCP_TRANSPORT": "YOUR_MCP_TRANSPORT_HERE",
        "MCP_HTTP_PORT": "YOUR_MCP_HTTP_PORT_HERE",
        "MCP_HTTP_HOST": "YOUR_MCP_HTTP_HOST_HERE",
        "MCP_HTTP_PATH": "YOUR_MCP_HTTP_PATH_HERE",
        "DEBUG_LOG_FILE": "YOUR_DEBUG_LOG_FILE_HERE"
      }
    }
  }
}

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"
      }
    }
  }
}

Frequently Asked Questions

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

More alternatives to Firebase MCP More alternatives to MCP Mongo Server Databases category hub