Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.98,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Brown coated-canvas bag has an all-over Louis Vuitton-style LV monogram, not a Coach Signature C pattern.",
        "photo 3: Exterior plaque visibly reads \"LOUIS VUITTON PARIS\" rather than COACH.",
        "photo 4: Interior plaque also appears to read \"LOUIS VUITTON PARIS\"; no Coach identifier is visible.",
        "photo 1: Contemporary waist\/crossbody construction, gold-tone zippers, and synthetic-looking trim do not match a classic vintage Coach leather handbag.",
        "photo 4: Interior is fabric-lined and lacks a visible Coach creed patch or serial\/style number."
    ],
    "missing_information": [
        "photo 4: Interior label is partially cropped\/soft; request a sharp, straight-on close-up of all interior labels and any date\/code tag.",
        "Request close-ups of zipper pulls, hardware engravings, stitching, and the reverse of the exterior plaque to assess whether the Louis Vuitton branding is counterfeit.",
        "Request photos of the bottom, side seams, strap attachment points, and all corners."
    ],
    "authenticity_concerns": [
        "photo 1: The bag uses Louis Vuitton monogram branding, making it inconsistent with Coach manufacture.",
        "photo 3: The visible Louis Vuitton-style plaque and monogram indicate a non-Coach item; because the seller lists no brand, the listing may be misidentified or the item may be a counterfeit Louis Vuitton-style bag.",
        "photo 4: Visible branding and construction do not provide any evidence of a genuine Coach product."
    ],
    "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: Gold-tone zipper teeth, zipper pulls, rings, and strap hardware are visible; no Coach engraving is legible. photo 3: Gold-tone hardware and multiple zipper compartments are visible.",
        "leather_description": "photo 1: Brown patterned coated-canvas or synthetic body with pale beige strap and trim; genuine leather cannot be established from the photos.",
        "lining_description": "photo 4: Brown fabric lining is visible; no Coach creed or Coach fabric label is shown.",
        "strap_construction": "photos 1-3: Adjustable pale strap with stitched edges, belt-style adjustment, and metal rings for crossbody or waist wear.",
        "stitching_description": "photos 1 and 3: Visible light-colored edge stitching appears generally even, but detailed quality assessment is limited."
    },
    "possible_model_reasoning": [],
    "confidence": 0.96,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17089,
            "output_tokens": 730,
            "total_tokens": 17819,
            "estimated_cost_usd": 0.008588
        }
    ]
}