This MCP server provides a test suite to verify an agent’s x402 payment flow on the Base Sepolia testnet before any real funds are used. The server description indicates the purpose is specifically for micropay testing in a free testnet environment.

🛠️ Key Features

x402 payment flow verification
Runs against Base Sepolia testnet
Designed to validate behavior before real money moves

🚀 Use Cases

Testing an agent’s x402 micropay flow on Base Sepolia
Pre-production verification to reduce risk before using real funds

⚡ Developer Benefits

Helps validate micropay payment behavior in a testnet setup
Supports confidence building prior to real-money transactions

⚠️ Limitations

Intended for testnet use (Base Sepolia) rather than production transactions

Install

Remote endpoint

Streamable HTTP

Hosted server - connect over the network, no local install.

url

https://micropay-test-suite.netlify.app/api/mcp

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "micropay-test-suite": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://micropay-test-suite.netlify.app/api/mcp"
      ]
    }
  }
}

Desktop config is stdio-only; this bridges via mcp-remote. Native remote: Settings > Connectors.