Bigquery MCP vs PostgreSQL MCP Server

In-depth architectural comparison of the Bigquery MCP and PostgreSQL MCP 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.

Which MCP Server Should You Choose?

Choose Bigquery 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).

Explore Bigquery MCP Details

Choose PostgreSQL MCP 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).

Explore PostgreSQL MCP Server Details

Feature & Specification Comparison

Specification	Bigquery MCP Databases	PostgreSQL MCP Server Databases
Summary	A SnowLeopardAI-managed MCP server that provides access to Google BigQuery data.	PostgreSQL MCP server with 203 tools, connection pooling, HTTP/SSE, OAuth 2.1, and tool filtering
Category & Scope	Databases	Databases
Quality signal

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": {
    "bigquery-mcp": {
      "command": "uvx",
      "args": [
        "executable"
      ]
    }
  }
}

{
  "mcpServers": {
    "postgresql-mcp-server-3": {
      "command": "npx",
      "args": [
        "-y",
        "postgresql-mcp-server-3"
      ]
    }
  }
}

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