MCP Bigquery Server vs Pgmcp

In-depth architectural comparison of the MCP Bigquery Server and Pgmcp 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.

Which MCP Server Should You Choose?

Choose MCP Bigquery Server when:

• You need dedicated capabilities in the Databases domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
• You have access to required keys: GOOGLE_APPLICATION_CREDENTIALS.
• Primary tools included: Read-only access with SQL query validation, Supports tables and materialized views, Field-level data access restrictions configurable.

Explore MCP Bigquery Server Details

Choose Pgmcp when:

• You need dedicated capabilities in the Databases domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: DATABASE_URL.

Feature & Specification Comparison

Specification	MCP Bigquery Server ergut Databases	Pgmcp subnetmarco Databases
Summary	Server implementation for Google BigQuery integration that enables direct BigQuery database access and querying capabilities	Natural language PostgreSQL queries with automatic streaming, read-only safety, and universal database compatibility.
Category & Scope	Databases

Tools & Capabilities Breakdown

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).

{
  "mcpServers": {
    "ergut-mcp-bigquery-server": {
      "command": "npx",
      "args": [
        "-y",
        "@ergut/mcp-bigquery-server"
      ],
      "env": {
        "GOOGLE_APPLICATION_CREDENTIALS": "YOUR_GOOGLE_APPLICATION_CREDENTIALS_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "subnetmarco-pgmcp": {
      "command": "npx",
      "args": [
        "-y",
        "subnetmarco-pgmcp"
      ],
      "env": {
        "DATABASE_URL": "YOUR_DATABASE_URL_HERE"
      }
    }
  }
}

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