What is the key difference between SQL Server MCP (Windows) and MCP Server Duckdb?

SQL Server MCP (Windows) belongs to the Databases category with local stdio execution, while MCP Server Duckdb belongs to the Databases category with local stdio execution.

How do I install SQL Server MCP (Windows) or MCP Server Duckdb 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 SQL Server MCP (Windows) and MCP Server Duckdb free or paid?

SQL Server MCP (Windows) operates under a Free / Open Source model (No auth required). MCP Server Duckdb operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

SQL Server MCP (Windows) lists 0 tools with 2 views and 1 GitHub stars. MCP Server Duckdb lists 3 tools with 3 views and 179 GitHub stars.

Can I use both SQL Server MCP (Windows) and MCP Server Duckdb 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

SQL Server MCP (Windows) vs MCP Server Duckdb

In-depth architectural comparison of the SQL Server MCP (Windows) and MCP Server Duckdb 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

SQL Server MCP (Windows)

Databases · Local stdio

Quality: 35/100 (Fair) | Auth: No auth required

MCP Server Duckdb

Databases · Local stdio

Quality: 57/100 (Good) | Auth: No auth required

Verdict Summary: Choose SQL Server MCP (Windows) if you need specialized Databases tools running via a local process. Choose MCP Server Duckdb 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 SQL Server MCP (Windows) 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 SQL Server MCP (Windows) Details

Choose MCP Server Duckdb 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).
Primary tools included: query, Input, Output.

Explore MCP Server Duckdb Details

Feature & Specification Comparison

Specification	SQL Server MCP (Windows) Databases	MCP Server Duckdb ktanaka101 Databases
Summary	SQL Server MCP with RAG capabilities for Windows (native ODBC support)	DuckDB database integration with schema inspection and query capabilities
Category & Scope	Databases	Databases

Tools & Capabilities Breakdown

SQL Server MCP (Windows) Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

MCP Server Duckdb Tools (3)

query

Execute any SQL query on the DuckDB database

Input

`query` (string) - Any valid DuckDB SQL statement

Output

Query results as text (or success message for operations like CREATE/INSERT)

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).

SQL Server MCP (Windows) Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "sql-server-mcp-windows": {
      "command": "npx",
      "args": [
        "-y",
        "@tharanabopearachchi/sql-server-mcp@latest"
      ]
    }
  }
}

MCP Server Duckdb Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "ktanaka101-mcp-server-duckdb": {
      "command": "uvx",
      "args": [
        "mcp-server-duckdb"
      ]
    }
  }
}

Frequently Asked Questions

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

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