X402 Helper MCP for Windsurf

xyz.x402helper/mcp

API discovery and x402 paid execution via MCP. Search by natural-language, call with USDC payment

client:Windsurf transport:streamable-http tools:2

Install X402 Helper MCP in Windsurf

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

{
  "mcpServers": {
    "mcp": {
      "serverUrl": "https://x402helper.xyz/mcp"
    }
  }
}

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