POPCORN MCP

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.violetclaire/popcorn-mcp",
  "description": "Signed time and SHA-256 witness receipts for agents, with offline verification and x402 payment.",
  "title": "POPCORN MCP",
  "repository": {
    "url": "https://github.com/violetclaire/popcorn-temporal-anchor",
    "source": "github",
    "subfolder": "packages/mcp"
  },
  "version": "0.1.3",
  "websiteUrl": "https://767-2676.com/agents",
  "icons": [
    {
      "src": "https://767-2676.com/favicon-32x32.png",
      "mimeType": "image/png",
      "sizes": [
        "32x32"
      ]
    }
  ],
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "@violetclaire/popcorn-mcp",
      "version": "0.1.3",
      "runtimeHint": "npx",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Optional dedicated Base payer key. Required only for a paid tool call that explicitly sets approve_payment to true.",
          "format": "string",
          "isSecret": true,
          "name": "EVM_PRIVATE_KEY"
        }
      ]
    }
  ]
}