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mcp/harbor
Windsurf

x402 payagent mcp for Windsurf

io.github.stevemilton/x402-payagent-mcp

Pay x402 APIs in USDC on Base, Solana, and BNB Chain with spend mandates, receipts, idempotency.

client:Windsurf transport:stdio runtime:npm

Install x402 payagent mcp in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "x402-payagent-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@arispay/payagent-mcp"
      ],
      "env": {
        "ARISPAY_API_KEY": "<ARISPAY_API_KEY>",
        "PAYAGENT_PRIVATE_KEY": "<PAYAGENT_PRIVATE_KEY>"
      }
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs

x402 payagent mcp in other clients

x402 payagent mcp MCP server