x402check

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-10-23T17:02:40.495164Z",
      "publishedAt": "2026-10-23T17:02:40.495164Z",
      "statusChangedAt": "2026-10-23T17:02:40.495164Z"
    }
  },
  "server": {
    "name": "io.github.caiovicentino/x402check",
    "title": "x402check",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.3.3",
    "packages": [
      {
        "version": "0.3.3",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@x402check/mcp",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org",
        "environmentVariables": [
          {
            "name": "X402CHECK_CREDIT_TOKEN",
            "format": "string",
            "isSecret": true,
            "description": "Prepaid credit token (x402c_…, from POST https://x402check.xyz/v1/credits): $0.001 a check"
          },
          {
            "name": "X402CHECK_PAYER_KEY",
            "format": "string",
            "isSecret": true,
            "description": "Private key of a dedicated low-balance wallet: pays the x402 resources x402check_pay clears, and per-call checks without credits"
          },
          {
            "name": "X402CHECK_BUDGET_USD",
            "format": "string",
            "default": "1.00",
            "description": "Spend cap for this server process: the payer's spend (checks and resources), and separately what checks spend from prepaid credits"
          },
          {
            "name": "X402CHECK_PINNED_KEYS",
            "format": "string",
            "description": "Comma-separated RFC 7638 thumbprints of the attestation keys accepted (default: x402check's own keys, for its own issuer)"
          },
          {
            "name": "X402CHECK_MAX_PAYMENT_USD",
            "format": "string",
            "default": "0.05",
            "description": "The most a single payment may cost (a check or a resource)"
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/caiovicentino/jev-risk-check-provider",
      "source": "github",
      "subfolder": "packages/mcp"
    },
    "websiteUrl": "https://x402check.xyz",
    "description": "Risk-check counterparties before an AI agent pays; pay x402 resources only after a verified allow"
  }
}