ToolFunnel vs Magic MCP

In-depth architectural comparison of the ToolFunnel and Magic 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 ToolFunnel when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).
• Primary tools included: Lean tool register with on-demand full instructions, Server-side PreToolUse and PostToolUse hooks, Live configuration through JSON, UI, or tf_* functions.

Explore ToolFunnel Details

Choose Magic MCP when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Paid Service).
• You have access to required keys: TWENTY_FIRST_API_KEY, API_KEY_21ST.
• Primary tools included: UI component generation, Component, theme, and template search, Design inspiration lookup.

Feature & Specification Comparison

Specification	ToolFunnel Developer Tools	Magic MCP 21st-dev Developer Tools
Summary	A zero-dependency MCP and Local tool gateway to host, forward, curate, and gate tools from MCP servers, reducing token costs and enabling policy control. Easily create and wrap MCP servers with zero code, supporting multiple protocol eras.	Create crafted UI components inspired by the best 21st.dev design engineers.
Category & Scope	Developer Tools

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": {
    "toolfunnel": {
      "command": "npx",
      "args": [
        "-y",
        "toolfunnel"
      ]
    }
  }
}

{
  "mcpServers": {
    "21st-dev-magic-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@21st-dev/cli@latest"
      ],
      "env": {
        "TWENTY_FIRST_API_KEY": "YOUR_TWENTY_FIRST_API_KEY_HERE",
        "API_KEY_21ST": "YOUR_API_KEY_21ST_HERE"
      }
    }
  }
}

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