{
  "id": "grant-response-missing-credential-id",
  "title": "API key Grant response missing its credential identifier",
  "description": "A successful API key Grant response is invalid without a Service-issued credential identifier.",
  "drafts": [
    "draft-kavian-agent-enrollment-protocol-04",
    "draft-kavian-aep-api-key-session-credential-04"
  ],
  "category": "credentials/api-key",
  "applicability": {
    "agent": {
      "expectation": "required",
      "profile": "api-key"
    },
    "platform": {
      "expectation": "unsupported"
    },
    "service": {
      "expectation": "required",
      "profile": "api-key"
    }
  },
  "input": {
    "api_key": "aep_live_example",
    "expires_at": "2026-12-01T00:00:00Z",
    "header": "X-API-Key"
  },
  "expected": {"valid": false}
}