4da MCP Server vs Fetter MCP

In-depth architectural comparison of the 4da MCP Server and Fetter MCP 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 4da MCP Server when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore 4da MCP Server Details

Choose Fetter MCP when:

• You need dedicated capabilities in the Security domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Fetter MCP Details

Feature & Specification Comparison

Specification	4da MCP Server Security	Fetter MCP Security
Summary	Dependency intelligence for AI agents. CVE scanning, health checks, upgrade planning.	Real-time Python package and vulnerability data for AI coding agents.
Category & Scope	Security	Security
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": {
    "4da-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@4da/mcp-server"
      ]
    }
  }
}

{
  "mcpServers": {
    "fetter-mcp": {
      "command": "uvx",
      "args": [
        "fetter-mcp"
      ]
    }
  }
}

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