models/model_metadata.json

{
    "model_name": "XGBoost",
    "metrics": {
        "mae": 28.266036987304688,
        "rmse": 34.58608132593768,
        "r2": 0.19758522510528564
    },
    "feature_names": [
        "price",
        "discount",
        "day",
        "month",
        "day_of_week",
        "weekend",
        "year",
        "quarter",
        "category_encoded",
        "product_id_encoded"
    ],
    "saved_at": "2026-02-06 17:29:16"
}