Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.08,
    "vintage_probability": 0.18,
    "authenticity_confidence": 0.06,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.08,
    "estimated_era": "unknown",
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather handbag with a brown leather body and brass-tone ring hardware.",
        "photo 1: the bag has neat, generally even visible stitching and a substantial braided leather shoulder strap.",
        "photo 3: the leather and hardware are visually compatible with a secondhand leather handbag, but not specifically diagnostic of Coach."
    ],
    "negative_evidence": [
        "photo 1: no legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag is visible.",
        "photo 1: the prominent braided strap and multiple large ring clusters do not closely match the listed classic Coach silhouettes.",
        "photo 2: the exterior construction appears generic and lacks a recognizable Coach closure or catalog-specific feature.",
        "photo 4: the zipper pull and hardware show no visible Coach marking."
    ],
    "missing_information": [
        "photo 7: interior emptied and photographed clearly, including the back wall and any leather creed patch.",
        "photo 8: close-up of any interior label, fabric tag, zipper stamp, or country-of-origin mark.",
        "photo 9: close-up of all hardware and the strap attachment points.",
        "photo 10: bottom, corners, and full interior condition views."
    ],
    "authenticity_concerns": [
        "photo 1: the design is a generic leather satchel rather than a clearly identifiable Coach model; no brand identifiers are visible.",
        "photo 2: the visible construction provides insufficient evidence of Coach manufacture and could represent an unrelated leather-goods brand."
    ],
    "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: multiple large brass-tone circular rings connect the braided leather strap to the bag; photo 4: a small unmarked zipper pull is visible.",
        "leather_description": "photo 1: medium-brown smooth leather with visible creasing and wrinkling; photo 5: pronounced wrinkling and softened structure are visible along the side.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1 and 3: long braided leather shoulder strap with a padded leather center section and ring attachments at both sides.",
        "stitching_description": "photos 1-2: generally even brown-toned machine stitching is visible along the seams and center panels."
    },
    "possible_model_reasoning": [
        "The silhouette is a medium leather shoulder satchel with a top opening and exterior rear zip pocket, but it does not closely correspond to a specific Coach model in the supplied catalog.",
        "Condition: Good; visible creasing, wrinkling, and softened leather structure (photos 1, 2, and 5); interior, odor, and lining condition are unknown."
    ],
    "confidence": 0.82,
    "recommended_max_bid": 15,
    "estimated_resale_low": 20,
    "estimated_resale_high": 60,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 767,
            "total_tokens": 29544,
            "estimated_cost_usd": 0.013352
        }
    ]
}