QueryPilot vs MCP Bigquery Server

In-depth architectural comparison of the QueryPilot and MCP Bigquery 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 QueryPilot 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 QueryPilot Details

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

Feature & Specification Comparison

Specification	QueryPilot Databases	MCP Bigquery Server ergut Databases
Summary	Safe SQL gateway for AI agents: SELECT-only validation, access policies, masking, audit trail, evals	Server implementation for Google BigQuery integration that enables direct BigQuery database access and querying capabilities
Category & Scope	Databases	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": {
    "querypilot": {
      "command": "uvx",
      "args": [
        "--from"
      ]
    }
  }
}

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

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