{
  "round": 9,
  "captured_at": "2026-05-19T22:38:45.005260",
  "combos": [
    {
      "id": "9-1",
      "prompt_id": "14eb02e4-77d3-49b4-8147-a7df42ccd17d",
      "models_used": [
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        "pulid-flux"
      ],
      "prompt_set": "A",
      "variant": "PuLID mean 1.0",
      "status": "OK",
      "size_bytes": 993420,
      "width": 768,
      "height": 1344,
      "aspect": 0.5714,
      "black_pct": 1.11,
      "pastel_pct": 44.5,
      "thumb_size_kb": 334
    },
    {
      "id": "9-2",
      "prompt_id": "fc139c22-f207-4d02-a04e-0a44165413d2",
      "models_used": [
        "flux-schnell"
      ],
      "prompt_set": "A",
      "variant": "Schnell 768 postrestart",
      "status": "OK",
      "size_bytes": 1396880,
      "width": 768,
      "height": 1344,
      "aspect": 0.5714,
      "black_pct": 14.85,
      "pastel_pct": 23.1,
      "thumb_size_kb": 417
    },
    {
      "id": "9-4",
      "prompt_id": "d5d1eb6a-04f0-44bc-9adc-7aca90e7801b",
      "models_used": [
        "pony-v6"
      ],
      "prompt_set": "A",
      "variant": "detailed fan seed 888",
      "status": "OK",
      "size_bytes": 1515011,
      "width": 768,
      "height": 1344,
      "aspect": 0.5714,
      "black_pct": 0.09,
      "pastel_pct": 14.7,
      "thumb_size_kb": 515
    },
    {
      "id": "9-5",
      "prompt_id": "b74bda47-a7b0-48b3-82db-4243bf8d7f9e",
      "models_used": [
        "pony-v6"
      ],
      "prompt_set": "C",
      "variant": "big hanja seed 1234 cfg 8 35 steps",
      "status": "OK",
      "size_bytes": 2053523,
      "width": 768,
      "height": 1344,
      "aspect": 0.5714,
      "black_pct": 0.98,
      "pastel_pct": 13.1,
      "thumb_size_kb": 683
    }
  ],
  "learning": {
    "passed_count": 3,
    "failed_count": 1,
    "best_pastel": "9-1",
    "next_round_hint": "auto-determine based on round learning"
  }
}