Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.15,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.52,
    "seller_misidentification_probability": 0.03,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing image shows a wall display containing numerous different handbags rather than one clearly isolated item; no visible Coach-specific identifier is apparent.",
        "photo 1: the prominently visible checkerboard bag has a geometric checkerboard pattern, not Coach Signature C pattern, and no legible Coach wordmark or horse-and-carriage.",
        "photo 1: visible bags appear mostly fabric, synthetic, or fashion-style materials rather than identifiable vintage glove-tanned Coach leather."
    ],
    "missing_information": [
        "photo 1: the specific purse offered is not clearly identified among the many bags in the display.",
        "A dedicated front, back, side, bottom, interior, creed\/tag, hardware, and strap photo of the offered purse is needed.",
        "Close-up straight-on photo of any interior leather creed patch or fabric tag.",
        "Close-up photos of zipper pulls, clasps, hangtags, and any stamped markings.",
        "Seller-stated dimensions and a photo with a ruler for scale."
    ],
    "authenticity_concerns": [
        "photo 1: no Coach-specific evidence is visible, so Coach manufacture or authenticity cannot be supported."
    ],
    "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: assorted small straps, zippers, and metal fittings are visible on several bags, but the offered bag and its hardware are not identifiable.",
        "leather_description": "photo 1: materials of the offered purse are not determinable; several displayed bags appear fabric or synthetic.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: multiple narrow shoulder straps are visible, but the offered purse's strap construction is not identifiable.",
        "stitching_description": "not_visible"
    },
    "possible_model_reasoning": [
        "photo 1: no single bag can be confidently matched to a Coach catalog model because the listing photograph shows a group display and lacks an isolated product view.",
        "Condition and resale value cannot be assessed reliably from this photograph; the offered item's identity and condition are unknown."
    ],
    "confidence": 0.18,
    "recommended_max_bid": null,
    "estimated_resale_low": null,
    "estimated_resale_high": null,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17364,
            "output_tokens": 547,
            "total_tokens": 17911,
            "estimated_cost_usd": 0.008258
        }
    ]
}