{
  "calculator": "hybrid-athlete-macro-split",
  "title": "Hybrid Athlete Macro Split",
  "site": "AI Fit Hub",
  "input": {},
  "defaults_used": {
    "weight_kg": 75,
    "body_fat_pct": 18,
    "run_volume_km_week": 35,
    "lift_sessions_week": 3,
    "training_days": 5
  },
  "result": {
    "warnings": [],
    "trainingDay": {
      "calories": 2864,
      "proteinG": 150,
      "carbsG": 413,
      "fatG": 68,
      "proteinPerKg": 2,
      "carbsPerKg": 5.5,
      "fatPerKg": 0.9
    },
    "restDay": {
      "calories": 2475,
      "proteinG": 150,
      "carbsG": 300,
      "fatG": 75,
      "proteinPerKg": 2,
      "carbsPerKg": 4,
      "fatPerKg": 1
    },
    "weeklyAverageCalories": 2753,
    "weightKg": 75,
    "leanMassKg": 61.5,
    "proteinPerKgLeanMass": 2.44,
    "proteinDailyG": 150,
    "carbsDailyAvgG": 381,
    "fatDailyAvgG": 70
  },
  "provenance": {
    "run": "https://aifithub.io/api/run/hybrid-athlete-macro-split",
    "page": "https://aifithub.io/hybrid-athlete-macro-split/",
    "methodology": "https://aifithub.io/methodology/hybrid-athlete-macro-split/",
    "contract": "https://aifithub.io/contracts/hybrid-athlete-macro-split.json",
    "engine": "https://aifithub.io/engines/hybrid-athlete-macro-split.js",
    "engine_sha256": "8c3f1bf1f0c7d333adda743ff2b6c3abf251449aab5ec3df3e97110635bae22a",
    "build": "9e8a56a16bda662ba90601b49561a2b176e9c379"
  },
  "disclaimer": "General fitness estimates — not medical advice.",
  "license": "https://creativecommons.org/licenses/by/4.0/",
  "cite": "AI Fit Hub, Hybrid Athlete Macro Split (engine 8c3f1bf1f0c7), https://aifithub.io/api/run/hybrid-athlete-macro-split"
}