ProvenPaid

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "com.provenpaid/mcp",
  "description": "Check an x402 endpoint before your agent pays it: challenge validity and on-chain payer evidence.",
  "title": "ProvenPaid",
  "repository": {
    "url": "https://github.com/justinsmithphd/provenpaid-mcp",
    "source": "github"
  },
  "version": "0.1.0",
  "websiteUrl": "https://api.provenpaid.com",
  "packages": [
    {
      "registryType": "pypi",
      "identifier": "provenpaid-mcp",
      "version": "0.1.0",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Private key of a dedicated low-balance wallet holding USDC on Base. Used only to sign payment authorizations.",
          "isRequired": true,
          "isSecret": true,
          "name": "PROVENPAID_WALLET_PRIVATE_KEY"
        },
        {
          "description": "Maximum paid checks per UTC day (default 20).",
          "name": "PROVENPAID_DAILY_LIMIT"
        },
        {
          "description": "Refuse checks priced above this (default 0.01, hard ceiling 0.10).",
          "name": "PROVENPAID_MAX_PRICE_USD"
        }
      ]
    }
  ]
}