Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.91,
    "seller_misidentification_probability": 0.05,
    "estimated_era": "modern (2000s+), non-Coach",
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing shows a lot of three textile shoulder bags made from denim, patchwork fabric, sequins, and webbing straps rather than vintage Coach glove-tanned leather bags.",
        "photo 5: visible sewn label reads \"Lydia's Bags \/ handmade in USA,\" identifying at least one bag with a non-Coach maker label.",
        "photo 3: the blue patchwork bag has a fabric zipper pocket and decorative sequin trim, with no Coach wordmark, creed, carriage, or leather hangtag visible.",
        "photo 1: all three bags use casual textile construction and black webbing straps, inconsistent with the classic vintage Coach leather construction.",
        "photo 4: the close-up shows a fabric decorative patch around a zipper, not a Coach creed patch."
    ],
    "missing_information": [
        "photo 1: interiors of all three bags are not fully shown.",
        "photo 1: bottoms, strap attachment points, and complete exterior views of each bag are not provided.",
        "photo 5: only one maker label is visible; labels or markings on the other two bags are not shown."
    ],
    "authenticity_concerns": [
        "photo 1: the bags' textile patchwork, sequins, webbing straps, and lightweight contemporary hardware are inconsistent with Coach vintage handbag construction.",
        "photo 5: the visible \"Lydia's Bags \/ handmade in USA\" label is a competing maker identification, not a Coach identifier.",
        "photo 3: no Coach creed, serial\/style number, wordmark, carriage, or hangtag is visible on the featured bag."
    ],
    "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: black webbing straps with rectangular adjusters and swivel clips; zipper hardware is visible, but no Coach engraving is visible.",
        "leather_description": "photo 1: no leather body is visible; bags appear constructed from denim and other textile\/fabric panels.",
        "lining_description": "photo 5: textile lining and multiple fabric zippered compartments are visible on the red-and-beige bag; the other interiors are not shown.",
        "strap_construction": "photo 1: wide black webbing shoulder straps with adjustable sliders and swivel clips.",
        "stitching_description": "photos 2-4: visible decorative and functional stitching appears handmade or upcycled, with patchwork seams and sequin trim; no Coach-specific construction is evident."
    },
    "possible_model_reasoning": [
        "photo 1: these are three contemporary\/upcycled textile shoulder bags, not recognizable Coach leather models; no Coach model candidate is appropriate.",
        "photo 5: the visible maker label supports handmade textile construction and a non-Coach origin.",
        "photo 1: condition appears approximately Good overall because the bags are intact in the shown views, but interior condition, odors, and hidden seam wear are unknown."
    ],
    "confidence": 0.94,
    "recommended_max_bid": 10,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 819,
            "total_tokens": 29596,
            "estimated_cost_usd": 0.013476
        }
    ]
}