{
  "$schema": "https://gstatic.github.io/a2a/agent-card.json",
  "name": "Perry Verify — Trust Intelligence MCP Server",
  "description": "Production MCP server with 15 trust verification tools for synthetic identity detection, transaction scoring, and entity attestation. Backed by 18 peer-reviewed papers.",
  "url": "https://verify.signabuilder.com",
  "provider": {
    "name": "Thomas Perry Jr. LLC",
    "url": "https://signabuilder.com",
    "orcid": "0009-0007-1476-1213"
  },
  "version": "2.0.0",
  "authentication": {
    "schemes": [
      "mcp_session"
    ],
    "credentials": "none-required"
  },
  "capabilities": {
    "streaming": true,
    "pushNotifications": false
  },
  "skills": [
    {
      "id": "verify_entity",
      "name": "Entity Verification",
      "description": "Verify business entity legitimacy by domain",
      "tags": [
        "verification",
        "trust",
        "synthetic-detection"
      ]
    },
    {
      "id": "assess_content",
      "name": "Content Assessment",
      "description": "Assess web content authenticity",
      "tags": [
        "content",
        "authenticity"
      ]
    },
    {
      "id": "check_url_safety",
      "name": "URL Safety Check",
      "description": "Check URLs for phishing and safety risks",
      "tags": [
        "security",
        "phishing"
      ]
    },
    {
      "id": "verify_package",
      "name": "Package Verification",
      "description": "Verify npm/PyPI package trustworthiness",
      "tags": [
        "security",
        "supply-chain"
      ]
    },
    {
      "id": "score_transaction",
      "name": "Transaction Scoring",
      "description": "Score transaction trust risk",
      "tags": [
        "transaction",
        "risk"
      ]
    },
    {
      "id": "verify_credential",
      "name": "Credential Verification",
      "description": "Verify DIDs, domains, attestations",
      "tags": [
        "did",
        "credential"
      ]
    },
    {
      "id": "query_research",
      "name": "Research Query",
      "description": "Search 18 peer-reviewed papers",
      "tags": [
        "research",
        "papers"
      ]
    },
    {
      "id": "assess_compliance",
      "name": "Compliance Assessment",
      "description": "Assess SOC 2, GDPR, HIPAA posture",
      "tags": [
        "compliance"
      ]
    },
    {
      "id": "get_threat_intel",
      "name": "Threat Intelligence",
      "description": "Get aggregated threat intel",
      "tags": [
        "threat-intel"
      ]
    },
    {
      "id": "generate_attestation",
      "name": "Attestation Generation",
      "description": "Generate permanent trust attestations",
      "tags": [
        "attestation"
      ]
    },
    {
      "id": "verify_attestation",
      "name": "Attestation Verification",
      "description": "Verify existing attestations",
      "tags": [
        "attestation"
      ]
    },
    {
      "id": "get_trust_history",
      "name": "Trust History",
      "description": "Get historical trust scores",
      "tags": [
        "history"
      ]
    },
    {
      "id": "check_balance",
      "name": "Balance Check",
      "description": "Check credit balance",
      "tags": [
        "billing"
      ]
    },
    {
      "id": "purchase_credits",
      "name": "Credit Purchase",
      "description": "Purchase credits via Stripe",
      "tags": [
        "billing"
      ]
    },
    {
      "id": "activate_credits",
      "name": "Credit Activation",
      "description": "Activate purchased credits",
      "tags": [
        "billing"
      ]
    }
  ],
  "documentation": {
    "url": "https://signabuilder.com",
    "llmsTxt": "https://verify.signabuilder.com/llms.txt",
    "openapi": "https://verify.signabuilder.com/openapi.yaml"
  },
  "pricing": {
    "model": "per-call-credits",
    "freeTier": "5 calls/day",
    "paidTiers": [
      {
        "name": "Starter",
        "price": "$9.99",
        "credits": 100
      },
      {
        "name": "Pro",
        "price": "$39.99",
        "credits": 500
      },
      {
        "name": "Unlimited",
        "price": "$99/mo",
        "credits": "unlimited"
      }
    ]
  },
  "mcp": {
    "transport": [
      "streamable-http",
      "sse"
    ],
    "endpoints": {
      "streamableHttp": "/mcp",
      "sse": "/sse"
    },
    "tools": 15,
    "resources": 3
  }
}