Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.85,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is covered in patterned snakeskin\/exotic skin with a prominent sculpted snake-head closure, unlike the smooth or pebbled glove-tanned leather and restrained hardware typical of vintage Coach.",
        "photo 5: interior is white synthetic-looking lining with a zip pocket and no visible Coach creed patch, wordmark, or country\/style marking.",
        "photos 1-4: no legible COACH wordmark, horse-and-carriage, Coach hangtag, or classic Coach turnlock is visible.",
        "photo 3: strap and body construction appear decorative\/exotic rather than a documented vintage Coach silhouette."
    ],
    "missing_information": [
        "photo 5: close-up of the entire interior back wall and all pockets to confirm whether any label or creed is hidden.",
        "request straight-on close-ups of the closure, strap attachments, underside, and any maker labels.",
        "seller-stated dimensions, provenance, and a close-up of the interior zipper pull would help date and identify the bag."
    ],
    "authenticity_concerns": [
        "photo 1: the prominent snake-head ornament and all-over snakeskin construction are inconsistent with the visible features of the vintage Coach catalog.",
        "photo 5: no Coach identifier is visible; the synthetic-looking lining and decorative construction support an unbranded exotic-skin lookalike rather than 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 5: central round snap\/button closure visible; photos 1-4 show a prominent snake-head decorative clasp. No Coach-marked hardware is visible.",
        "leather_description": "photos 1-4: cream and brown patterned snakeskin or snakeskin-like exterior with visible scale pattern; exact species and material cannot be verified from photos.",
        "lining_description": "photo 5: white or cream smooth synthetic-looking lining with an interior zip pocket and slip compartments; no Coach label is visible.",
        "strap_construction": "photos 1-4: long narrow matching patterned strap with stitched or edge-finished construction and adjustment holes; attachment hardware is not clearly visible.",
        "stitching_description": "photos 1-5: visible perimeter stitching appears generally even, though close-up stress-point inspection is unavailable."
    },
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the exotic snakeskin pattern, snake-head clasp, and visible lining do not correspond to the listed vintage Coach classic construction.",
        "Condition appears Good to Fair: visible age-related discoloration and soiling are present, while major structural damage and the underside are not fully shown."
    ],
    "confidence": 0.87,
    "recommended_max_bid": 12,
    "estimated_resale_low": 15,
    "estimated_resale_high": 50,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24208,
            "output_tokens": 783,
            "total_tokens": 24991,
            "estimated_cost_usd": 0.011562
        }
    ]
}