{
  "protocolVersion": "0.3.0",
  "kind": "agent-card",
  "name": "Peptides x402",
  "description": "Agent-to-Agent (A2A) + Model Context Protocol (MCP) hub for peptides.",
  "positioning": "A2A Peptides is a B2B agentic toolset for the parties authorized to handle those products.",
  "brief": "AI agents for authorized trading partners. Not marketing. Not advertising.",
  "notice": "Artificial intelligence makes mistakes. A2A Peptides is an information source, not a recommendation. Rules differ by jurisdiction — refer to the regulator in your jurisdiction for the information that applies to you.",
  "regulators": {
    "FDA": "https://www.fda.gov/",
    "Health Canada": "https://www.canada.ca/en/health-canada.html",
    "COFEPRIS": "https://www.gob.mx/cofepris",
    "EMA": "https://www.ema.europa.eu/",
    "MHRA": "https://www.gov.uk/government/organisations/medicines-and-healthcare-products-regulatory-agency",
    "MFDS": "https://www.mfds.go.kr/",
    "PMDA": "https://www.pmda.go.jp/",
    "HSA": "https://www.hsa.gov.sg/",
    "Swissmedic": "https://www.swissmedic.ch/"
  },
  "lede": "The payments door of the A2A Peptides family: settlement after the gate, and the per-resolve meter on the registry's truth tools. An order intent settles in USDC on Base; the receipt is signed and carries the reason code and the rule-set version the gate returned.",
  "url": "https://peptides-x402.ai/",
  "version": "0.3.0",
  "documentationUrl": "https://a2a-peptides.ai/docs",
  "iconUrl": "https://peptides-x402.ai/icon-512.png",
  "provider": {
    "organization": "GreenCore Solutions Corp.",
    "url": "https://gsc-em.com"
  },
  "operator": {
    "name": "GreenCore Solutions Corp.",
    "url": "https://a2a-peptides.ai",
    "contact": "mailto:mcp@a2a-peptides.ai",
    "keyring": "https://peptides-x402.ai/.well-known/jwks.json",
    "kid": "a2ap-2026-09"
  },
  "contact": "mailto:mcp@a2a-peptides.ai",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "securitySchemes": {
    "none": {
      "type": "noAuth",
      "description": "reads need no authentication"
    }
  },
  "security": [
    {
      "none": []
    }
  ],
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "supportedInterfaces": [
    {
      "url": "https://mcp.a2a-peptides.ai/mcp",
      "protocolBinding": "HTTP+JSON",
      "transport": "streamable-http",
      "protocolVersion": "2025-06-18",
      "description": "the family's MCP door (hub)"
    },
    {
      "url": "https://peptides-x402.ai/",
      "protocolBinding": "HTTP+JSON",
      "transport": "HTTP+JSON",
      "protocolVersion": "1.0",
      "description": "this surface and its kit"
    }
  ],
  "skills": [
    {
      "id": "peptides.api",
      "name": "api",
      "description": "The paid call (402 offer; settlement when the payTo of record is set)",
      "tags": [
        "peptides"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    },
    {
      "id": "peptides.x402",
      "name": "x402",
      "description": "How the paid call works",
      "tags": [
        "peptides"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "text/html"
      ]
    }
  ],
  "family": {
    "hub": "https://a2a-peptides.ai",
    "registry": "https://peptides-registry.ai",
    "x402": "https://peptides-x402.ai"
  },
  "asOf": "2026-09-17",
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImEyYXAtMjAyNi0wOSJ9",
      "signature": "_E722z5_AKrRqsXSunwRCEwFDnjcVHMOIbNvr1ItiDohpLu_vXgr5kpL6pxIBDamXln3V0F9KcOYnRSoi2fe4g"
    }
  ]
}