{
  "report_type": "alphaarena_kpi_daily",
  "generated_at_utc": "2026-05-24T00:00:00Z",
  "summary": {
    "as_of_utc": "2026-05-24T00:00:00Z",
    "latest_dates": {
      "trade": "2026-01-22",
      "modelchat": "2026-05-01",
      "balance": "2026-05-16"
    },
    "freshness_hours": {
      "trade": 2747.03,
      "modelchat": 360.28,
      "balance": 5.53
    },
    "status": {
      "health": "RED",
      "data_health_score": 15
    },
    "counts": {
      "trade_records": 2557,
      "model_chats": 33061,
      "positions": 0,
      "balance_history": 2824
    },
    "activity": {
      "trades_24h": 0,
      "trades_7d": 0,
      "chat_invocations_24h": 0,
      "chat_invocations_7d": 0,
      "active_sessions_24h": 4
    },
    "engine_performance": [
      {
        "engine": "engine_group_a",
        "trades": 770,
        "realized_pnl_total": 22509.0,
        "avg_pnl_per_trade": 29.23,
        "win_rate_pct": 42.21,
        "activity_share_pct": 30.11
      },
      {
        "engine": "engine_group_b",
        "trades": 560,
        "realized_pnl_total": 16046.9,
        "avg_pnl_per_trade": 28.66,
        "win_rate_pct": 44.46,
        "activity_share_pct": 21.9
      },
      {
        "engine": "engine_group_c",
        "trades": 517,
        "realized_pnl_total": 11949.3,
        "avg_pnl_per_trade": 23.11,
        "win_rate_pct": 42.36,
        "activity_share_pct": 20.22
      },
      {
        "engine": "engine_group_d",
        "trades": 710,
        "realized_pnl_total": 1128.0,
        "avg_pnl_per_trade": 1.59,
        "win_rate_pct": 42.25,
        "activity_share_pct": 27.77
      }
    ],
    "public_safety": {
      "account_identifier": "masked",
      "raw_prompt": "excluded",
      "strategy_parameter": "excluded",
      "session_trace": "excluded"
    },
    "disclaimer": "AlphaArena KPI는 실거래 PoC 로그의 공개 안전 집계 기준입니다."
  }
}