{
  "eval_set": [
    {
      "question": "How do I reset an expired API key?",
      "expected_terms": [
        "identity",
        "security",
        "portal"
      ]
    },
    {
      "question": "When should a request be escalated?",
      "expected_terms": [
        "high",
        "risk",
        "review"
      ]
    }
  ],
  "runs": [
    {
      "name": "baseline",
      "metrics": {
        "faithfulness": 0.82,
        "retrieval_hit_rate": 0.78,
        "latency_p95_ms": 3300,
        "cost_per_success": 0.06
      },
      "ship": false,
      "trace": {
        "prompt_version": "baseline-prompt-v1",
        "model": "gpt-4.1-mini",
        "latency_ms": 3300,
        "status": "fail"
      }
    },
    {
      "name": "candidate",
      "metrics": {
        "faithfulness": 0.89,
        "retrieval_hit_rate": 0.84,
        "latency_p95_ms": 3100,
        "cost_per_success": 0.07
      },
      "ship": true,
      "trace": {
        "prompt_version": "candidate-prompt-v1",
        "model": "gpt-4.1-mini",
        "latency_ms": 3100,
        "status": "pass"
      }
    }
  ]
}