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Windsurf

mcp x402 pay for Windsurf

io.github.cryptoapis-io/mcp-x402-pay

MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry

client:Windsurf transport:stdio runtime:npm

Install mcp x402 pay in Windsurf

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

{
  "mcpServers": {
    "mcp-x402-pay": {
      "command": "npx",
      "args": [
        "-y",
        "@cryptoapis-io/mcp-x402-pay"
      ]
    }
  }
}

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

mcp x402 pay in other clients