Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.72,
    "seller_misidentification_probability": 0.15,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the lot visibly contains multiple fabric\/canvas shoulder bags with bright graffiti-style city-name prints, not Coach's characteristic leather construction or signature C pattern",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or recognizable Coach hardware",
        "photo 1: the bags appear cotton\/canvas with wide fabric straps and printed designs; this is inconsistent with typical vintage Coach glove-tanned leather bags",
        "photo 1: the seller identifies the lot as unbranded, and the visible construction provides no contrary brand evidence"
    ],
    "missing_information": [
        "photo 1: only one exterior group photo is provided",
        "interiors, labels, pockets, closures, bottoms, and strap attachments are not shown",
        "close-up photos of any sewn-in labels or markings are needed",
        "seller-stated dimensions, material composition, and condition of each bag are not provided"
    ],
    "authenticity_concerns": [
        "photo 1: the graffiti\/city-name printed canvas design is not a recognizable Coach pattern and appears to be generic or another unbranded fashion design",
        "photo 1: no Coach identifier is visible to support attribution to Coach"
    ],
    "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: no significant metal hardware, turnlock, or Coach-marked hardware is visible; bags use fabric shoulder straps",
        "leather_description": "photo 1: no leather is visibly apparent; bodies appear to be printed cotton\/canvas textile",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: wide fabric shoulder straps, apparently sewn to the textile bag bodies",
        "stitching_description": "photo 1: basic perimeter stitching is visible on some bags, but detail is insufficient for a construction assessment"
    },
    "possible_model_reasoning": [
        "photo 1: the silhouettes are generic soft shoulder\/tote bags and do not closely match a specific Coach model",
        "photo 1: visible printed cotton\/canvas construction supports a modern non-Coach classification; no date code or brand identifier is available",
        "photo 1: condition appears approximately Good to Very Good from the visible exteriors, but interiors, bottoms, odors, and functional closures cannot be assessed"
    ],
    "confidence": 0.83,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16833,
            "output_tokens": 693,
            "total_tokens": 17526,
            "estimated_cost_usd": 0.008396
        }
    ]
}