What is the key difference between Port Scanner API and Magic MCP?

Port Scanner API belongs to the Developer Tools category with cloud HTTP/SSE execution, while Magic MCP belongs to the Developer Tools category with local stdio execution.

How do I install Port Scanner API or Magic MCP 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 Port Scanner API and Magic MCP free or paid?

Port Scanner API operates under a Free / Open Source model (No auth required). Magic MCP operates under a Paid Service model (API Key required).

Which MCP server has more tools and community activity?

Port Scanner API lists 0 tools with 0 views and 0 GitHub stars. Magic MCP lists 5 tools with 13 views and 5,635 GitHub stars.

Can I use both Port Scanner API and Magic MCP 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.

How do I install Port Scanner API or Magic MCP in Claude Desktop, Cursor, or Windsurf?

Both servers follow the standard Model Context Protocol configuration format. Simply copy the JSON block from the configuration section above and paste it into your AI client's mcpServers configuration object (for instance in claude_desktop_config.json or ~/.cursor/mcp.json ), then completely restart or refresh the application.

Are Port Scanner API and Magic MCP free to use, or do they require API keys?

Port Scanner API is listed under a Free / Open Source model with No auth required . Magic MCP operates under a Paid Service model with API Key required . If environment variables are required (such as API keys), be sure to define them under the env key in your MCP client's configuration file.

Can I run both Port Scanner API and Magic MCP at the same time in my AI client?

Yes! MCP clients support multi-server orchestration. You can include both port-scanner-api and 21st-dev-magic-mcp as distinct keys inside the single mcpServers object in your configuration file. Your AI assistant will automatically select and call the appropriate tool from either server during chat sessions.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Port Scanner API has a Quality Score of 30 /100 ( Emerging ) with 0 views, 0 installs, and 0 GitHub stars. Magic MCP holds a Quality Score of 51 /100 ( Good ) with 13 views, 1 installs, and 5,635 GitHub stars.

Side-by-Side Model Context Protocol Comparison

Port Scanner API vs Magic MCP

In-depth architectural comparison of the Port Scanner API 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.

At a Glance & Executive Verdict

Port Scanner API

Developer Tools · Remote HTTP/SSE

Quality: 30/100 (Emerging) | Auth: No auth required

Magic MCP

Developer Tools · Local stdio

Quality: 51/100 (Good) | Auth: API Key required

Verdict Summary: Choose Port Scanner API if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Magic MCP if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Port Scanner API when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Port Scanner API 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: API_KEY, TWENTY_FIRST_API_KEY, API_KEY_21ST.
Primary tools included: Component generation and refinement, Component and theme catalog search, Logo search tool.

Explore Magic MCP Details

Feature & Specification Comparison

Specification	P Port Scanner API Developer Tools	Magic MCP 21st-dev Developer Tools
Summary	Scan the open TCP ports of your own public IP. Fast (32) or deep (65535). No key, no signup.	Create crafted UI components inspired by the best 21st.dev design engineers.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Port Scanner API Tools (0)

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

Magic MCP Tools (5)

Component generation and refinement

Component and theme catalog search

Logo search tool

Bookmarks and team library management

Profile and API key management

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).

Port Scanner API Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "port-scanner-api": {
      "url": "https://portscan.com"
    }
  }
}

Magic MCP Configuration

mcpServers (Claude Desktop / Cursor)

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

Frequently Asked Questions

Port Scanner API is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Magic MCP belongs to Developer Tools using local stdio subprocess. Select Port Scanner API when you need capabilities focused on developer tools and Magic MCP when you require tools for developer tools.

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