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mcp/harbor
Windsurf

verify402 for Windsurf

io.github.a32116150-ctrl/verify402-mcp

Free x402 preflight gate plus paid on-chain truth checks for AI agents.

client:Windsurf transport:stdio runtime:npm

Install verify402 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": {
    "verify402-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "verify402-mcp"
      ],
      "env": {
        "VERIFY402_URL": "<VERIFY402_URL>",
        "EVM_PRIVATE_KEY": "<EVM_PRIVATE_KEY>",
        "VERIFY402_NETWORKS": "<VERIFY402_NETWORKS>",
        "MAX_PAYMENT_USD": "<MAX_PAYMENT_USD>",
        "MAX_DAILY_USD": "<MAX_DAILY_USD>"
      }
    }
  }
}

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

verify402 in other clients

verify402 MCP server