Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.12,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.18,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the item is a small woven textile\/straw-like shoulder bag rather than a Coach glove-tanned leather handbag.",
        "photo 4: closure appears to be a plain snap rather than a Coach turnlock.",
        "photo 4: hardware is generic gold-tone snap fittings and strap clips, with no visible Coach branding.",
        "photos 5-7: interior appears synthetic and fabric-lined, with a generic light-colored zipper and no visible creed patch or Coach label.",
        "photos 1-7: no legible COACH wordmark, horse-and-carriage, hangtag, or other Coach identifier is visible."
    ],
    "missing_information": [
        "photo 5-7: no clearly photographed interior brand label or sewn-in maker tag.",
        "photo 1-4: exact material composition and dimensions are not provided.",
        "photo 2-4: zipper and hardware markings are not shown in sufficient detail to identify a maker."
    ],
    "authenticity_concerns": [
        "photos 1-7: construction and materials are inconsistent with the classic vintage Coach leather handbag population.",
        "photos 5-7: generic synthetic lining and zipper provide no Coach-specific evidence."
    ],
    "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": "photos 1 and 4: thin light-colored shoulder strap, generic gold-tone snap fittings and strap clips; photos 5-7: light-colored zipper with no visible brand marking.",
        "leather_description": "photos 1-4: woven straw-like or textile exterior; no visible leather.",
        "lining_description": "photos 5-7: smooth light-colored synthetic-looking lining with a zippered compartment; no brand label visible.",
        "strap_construction": "photos 1-4: narrow, non-adjustable-looking woven\/textile shoulder strap attached at the sides by small clips.",
        "stitching_description": "photos 2-7: visible machine stitching is generally even, but there is no Coach-specific construction evidence."
    },
    "possible_model_reasoning": [
        "The rectangular flap silhouette is a generic vintage-style shoulder bag and does not closely establish a Coach model.",
        "Condition: Good to Very Good based on visible intact exterior and stitching; minor discoloration or wear is visible around the interior and edges in photos 4-7, while odor and unseen areas cannot be assessed."
    ],
    "confidence": 0.9,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17685,
            "output_tokens": 691,
            "total_tokens": 18376,
            "estimated_cost_usd": 0.008732
        }
    ]
}