402sentinel MCP

Official

by kaditang · JavaScript

x402 payment safety for AI agents: counterparty risk gate, payment firewall, compliance, RWA gate.

Payment safety gate for AI agents with counterparty risk, compliance, and firewall checks.

Install

Configuration

Environment variables

CLIENT_PRIVATE_KEYrequiredsecret

A Base wallet holding USDC on-chain (no gas needed) — pays per call, from $0.002.

SENTINEL_URL

Override the service base URL (default https://402sentinel.com).

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "402sentinel-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@kaditang/402sentinel-mcp@0.7.1"
      ],
      "env": {
        "CLIENT_PRIVATE_KEY": "<YOUR_CLIENT_PRIVATE_KEY>",
        "SENTINEL_URL": "<YOUR_SENTINEL_URL>"
      }
    }
  }
}