Source Checker

{
  "protocolVersion": "1.0",
  "name": "Source Checker",
  "description": "Checks whether the listed sources support a given claim. Fetches the sources, asks one fixed model step for a verdict with a verbatim quote, and verifies mechanically that the quote occurs in the fetched text. Judges only the listed sources, not the truth of the claim.",
  "author": "Adrian Föhl (experiment)",
  "wellKnownURI": "https://sources.hireanagent.dev/.well-known/agent-card.json",
  "url": "https://sources.hireanagent.dev/a2a",
  "version": "0.1.0",
  "provider": {
    "organization": "Adrian Föhl (experiment)",
    "url": "https://www.adrianfoehl.com/"
  },
  "documentationUrl": "https://sources.hireanagent.dev/index.md",
  "iconUrl": null,
  "supportsAuthenticatedExtendedCard": false,
  "security": [],
  "securitySchemes": {},
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false,
    "extensions": null
  },
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "skills": [
    {
      "id": "source_support",
      "name": "Source support check",
      "description": "Verdict per claim: supported, partially_supported, contradicted, not_supported or unverifiable, with source URL, verbatim quote, locator and rationale. A missing statement is not_supported, never contradicted. Request schema: source-support-request; result schema: source-support-result.",
      "tags": [
        "sources",
        "claims",
        "evidence",
        "citations"
      ],
      "examples": [
        "Does the linked documentation support the sentence about the product feature?",
        "Does the cited report state the number the article quotes?"
      ],
      "inputModes": [
        "application/json"
      ],
      "outputModes": [
        "application/json"
      ]
    }
  ],
  "conformance": true,
  "conformance_errors": null,
  "homepage": null,
  "repository": null,
  "license": null,
  "pricing": null,
  "contact": null,
  "id": "129ef298-908d-47ba-b043-f037cb5f22f1",
  "category": "trust-safety",
  "category_secondary": null
}