{
  "status": "success",
  "overall": 8.34,
  "grade": "A",
  "needs_review": false,
  "showcase_candidate": true,
  "flags": [],
  "dimensions": {
    "production": {
      "score": 6.5,
      "issues": [
        "Frequency balance far from edm reference (avg deviation 23%)",
        "Peak at 0.1 dBFS, likely clipping"
      ],
      "metrics": {
        "lufs": -9.5,
        "crest": 12.300000190734863,
        "peak": 0.10000000149011612,
        "width": 12.100000381469727,
        "low_pct": 50.900001525878906,
        "mid_pct": 42.29999923706055,
        "high_pct": 6.699999809265137,
        "genre": "edm",
        "freq_deviation": 22.7
      }
    },
    "lyrics_fit": {
      "score": 8.5,
      "issues": [
        "Lyrics too dense (14.4 chars/sec), may not fit timing"
      ],
      "density": 14.36,
      "rhyme_ratio": 0.349,
      "repetition_ratio": 0.162,
      "line_count": 99,
      "has_verse": true,
      "has_chorus": true
    },
    "originality": {
      "score": 9.98,
      "similarity_pct": 0.2,
      "issues": []
    },
    "melody_proxy": {
      "score": 7.53,
      "factors": {
        "key_confidence": 0.9537,
        "beat_regularity": 0.9267,
        "bpm_confidence": 1.0,
        "chromagram_focus": 0.0106
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      "issues": [
        "Chromagram very spread, weak tonal focus"
      ]
    },
    "vocal_presence": {
      "score": 10.0,
      "mid_pct": 42.3,
      "centroid": 985.0,
      "issues": []
    },
    "aesthetic": {
      "score": 8.47,
      "sub_scores": {
        "musicality": 8.5,
        "vocal_quality": 8.0,
        "arrangement": 9.0,
        "emotional_impact": 8.5
      },
      "summary": "A sophisticated fusion of Mandopop, R&B, and classical elements with a well-executed, somber atmosphere and professional production quality.",
      "issues": [],
      "model": "gemini-3.1-flash-lite-preview",
      "songs_scored": 2,
      "per_song": [
        {
          "score": 8.47,
          "sub_scores": {
            "musicality": 8.5,
            "vocal_quality": 8.0,
            "arrangement": 9.0,
            "emotional_impact": 8.5
          },
          "summary": "A sophisticated fusion of Mandopop, R&B, and classical elements with a well-executed, somber atmosphere and professional production quality.",
          "issues": [],
          "model": "gemini-3.1-flash-lite-preview",
          "file": "suno_mixed_0.mp3",
          "index": 0
        },
        {
          "score": 8.47,
          "sub_scores": {
            "musicality": 8.5,
            "vocal_quality": 8.0,
            "arrangement": 9.0,
            "emotional_impact": 8.5
          },
          "summary": "A sophisticated fusion of Mandopop, R&B, and classical elements with a well-executed, somber atmosphere. The nylon-string guitar and hip-hop beat create a compelling, moody foundation.",
          "issues": [],
          "model": "gemini-3.1-flash-lite-preview",
          "file": "suno_mixed_1.mp3",
          "index": 1
        }
      ]
    }
  },
  "elapsed_s": 0.005
}