Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.75,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a wearable shoulder\/crossbody handbag with a novelty bat silhouette.",
        "photo 1: The bag has a visible shoulder strap and structured bat-shaped body."
    ],
    "negative_evidence": [
        "photo 1: Novelty bat design is not a recognizable vintage Coach silhouette.",
        "photo 1: The smooth, glossy black material appears synthetic or faux leather rather than Coach glove-tanned leather.",
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or Coach hangtag.",
        "photo 1: Bright silver-tone strap hardware and novelty construction do not resemble typical vintage Coach brass-hardware classics.",
        "photo 2: The listing presentation shows a modern Halloween novelty accessory rather than a vintage leather handbag."
    ],
    "missing_information": [
        "photo 1-2: Interior, lining, bottom, side seams, and any interior label or fabric tag are not shown.",
        "photo 1-2: A close-up of the strap hardware and any closure would be needed for a complete construction review.",
        "photo 1-2: Material composition and dimensions are not provided."
    ],
    "authenticity_concerns": [
        "photo 1-2: The novelty bat shape and apparent synthetic construction are inconsistent with vintage Coach catalog styles.",
        "photo 1-2: No Coach identifier is visible; this is best treated as a generic novelty bag, not an unidentified Coach classic."
    ],
    "observed_features": {
        "creed_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number_present": false,
        "serial_or_style_number": "not_visible",
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "hardware_description": "photo 1-2: Small silver-tone strap clips\/rings are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-2: Smooth glossy black material appears synthetic or faux leather; genuine leather is not established.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-2: Narrow adjustable-looking shoulder strap attached with small silver-tone clips.",
        "stitching_description": "photo 1-2: Dark edge stitching or piping is visible around portions of the bat-shaped body; detailed stitch quality is not assessable."
    },
    "possible_model_reasoning": [
        "photo 1-2: The bat silhouette does not match the listed vintage Coach model catalog, and no Coach identifier is visible.",
        "photo 1-2: Modern novelty styling and apparent synthetic material support a modern non-Coach classification.",
        "Condition: approximately Very Good based on the clean visible exterior, but the interior, bottom, and strap wear are not shown."
    ],
    "confidence": 0.84,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18652,
            "output_tokens": 721,
            "total_tokens": 19373,
            "estimated_cost_usd": 0.009191
        }
    ]
}