Mastercard Developers MCP

About Mastercard Developers MCP

Use Mastercard Developers MCP with your agent

claude mcp add mastercard-developers-mcp -- npx -y @mastercard/developers-mcp

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

Frequently asked questions

What is Mastercard Developers MCP?

Mastercard Developers MCP is an MCP (Model Context Protocol) server by mastercard in the Documentation Access category. Access Mastercard Developers APIs, documentation, and API specifications through MCP.

How do I connect Mastercard Developers MCP to Claude, Cursor, or another MCP client?

Install Mastercard Developers MCP from its npm package (@mastercard/developers-mcp) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is Mastercard Developers MCP open source?

Yes — the source code is public at github.com/mastercard/developers-agent-toolkit, with 52 GitHub stars.

Can AI agents pay to use Mastercard Developers MCP?

Not yet through Loomal — Mastercard Developers MCP is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.