AgentTrust

{
  "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://getagenttrust.com/api/v1",
  "version": "1.0.0",
  "documentationUrl": "https://getagenttrust.com/docs",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false
  },
  "securitySchemes": {
    "bearerAuth": {
      "type": "http",
      "scheme": "bearer",
      "description": "API key obtained by creating an account at https://getagenttrust.com/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"
      ]
    }
  ]
}