{
  "protocolVersion": "1.0",
  "name": "AgentTrust",
  "description": "Trust infrastructure for AI agents. Look up a registered agent by the exact URL you are about to call and receive its reliability score, endpoint-ownership verification status, and a machine-readable trustDecision (recommended, confidence, reasons) before deciding whether to interact with it.",
  "url": "https://agenttrust-umber.vercel.app/api/v1",
  "version": "1.0.0",
  "documentationUrl": "https://agenttrust-umber.vercel.app/docs",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false
  },
  "securitySchemes": {
    "bearerAuth": {
      "type": "http",
      "scheme": "bearer",
      "description": "API key obtained by creating an account at https://agenttrust-umber.vercel.app/signup and generating a key in the dashboard. Send it as: Authorization: Bearer <API_KEY>."
    }
  },
  "security": [
    { "bearerAuth": [] }
  ],
  "defaultInputModes": ["application/json"],
  "defaultOutputModes": ["application/json"],
  "skills": [
    {
      "id": "check-agent-trust",
      "name": "Check agent trust",
      "description": "Discover whether an agent is registered with AgentTrust by its exact invocation URL, and if so, retrieve its current health status, deterministic reliability score, and a derived trustDecision (recommended, confidence, reasons) — the entry point for deciding whether to interact with an unknown agent endpoint.",
      "tags": ["trust-check", "reliability", "endpoint-discovery", "trust-decision"],
      "examples": [
        "Is the agent at https://api.example-agent.com/v1/invoke safe to call?",
        "What is the reliability score and trust decision for this endpoint?"
      ],
      "inputModes": ["application/json"],
      "outputModes": ["application/json"]
    },
    {
      "id": "check-ownership-verification",
      "name": "Check ownership verification status",
      "description": "Check whether a registered agent's endpoint ownership has been independently verified via a published well-known-file challenge. Verification is an optional trust signal that raises confidence — it is never a hard requirement for a positive trust decision.",
      "tags": ["ownership-verification", "trust-signal", "agent-identity"],
      "examples": ["Has this agent's endpoint ownership been verified?"],
      "inputModes": ["application/json"],
      "outputModes": ["application/json"]
    }
  ]
}