Harrypotter vs Mastercard Developers MCP

In-depth architectural comparison of the Harrypotter and Mastercard Developers 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 Harrypotter 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).

Explore Harrypotter Details

Choose Mastercard Developers MCP 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).

Explore Mastercard Developers MCP Details

Feature & Specification Comparison

Specification	Harrypotter Developer Tools	Mastercard Developers MCP Developer Tools
Summary	Harry Potter API MCP (hp-api.onrender.com) — keyless.	Access Mastercard Developers APIs, documentation, and API specifications through MCP.
Category & Scope	Developer Tools	Developer Tools
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": {
    "harrypotter": {
      "command": "npx",
      "args": [
        "-y",
        "harrypotter"
      ]
    }
  }
}

{
  "mcpServers": {
    "mastercard-developers-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mastercard/developers-mcp"
      ]
    }
  }
}

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