Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.895,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 8,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is a beaded\/textile clutch with decorative embellishment, not a glove-tanned leather Coach silhouette.",
        "photo 2: Interior label identifies cotton, polyester, polyurethane coating, and polyester lining; it does not show Coach branding.",
        "photo 2: Label states MADE IN INDIA, inconsistent with the construction and identifiers expected for a classic vintage Coach bag.",
        "photo 3: Interior is synthetic fabric-lined and uses a small modern zipper, rather than the typical unlined suede-backed interior of many vintage Coach classics.",
        "photo 4: Exterior is synthetic-looking black material with a long chain strap and no visible Coach wordmark, creed, carriage, or hangtag.",
        "seller listing: Seller describes it as unbranded and made in India, which is consistent with the visible label and does not support Coach identification.",
        "photo 2: fabric content tag reads FACE 100% COTTON BACK BASE 100% POLYESTER COATING POLYURETHANE LINING 100% POLYESTER MADE IN INDIA RN#93858 - synthetic materials excluded as Coach vintage",
        "photo 4: back panel is faux pebbled PU\/vegan leather with sheen, not glove-tanned cowhide",
        "photo 1: front face is beaded\/sequined textile with multicolor embroidery, beads, sequins - material category Coach never used for vintage classics",
        "photo 1: closure is round magnetic snap, not Coach turnlock",
        "photo 3: interior lining is black polyester fabric with zip pocket, not unlined suede",
        "photo 4: thin metal chain crossbody strap, not leather strap with brass dogleash clips",
        "no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible in any photo"
    ],
    "missing_information": [
        "photo 1\/photo 4: No clear close-up of all hardware markings, although no Coach markings are apparent.",
        "photo 4: Bottom, side construction, and strap attachment details are not shown closely.",
        "Seller-stated material composition and any additional brand or maker tags should be confirmed if desired."
    ],
    "authenticity_concerns": [
        "photo 2: The visible fiber\/coating\/lining composition and Made in India origin identify a non-leather textile handbag, not a likely vintage Coach product.",
        "photo 1\/photo 4: Decorative beadwork and chain-strap construction are generic and provide no Coach-specific evidence."
    ],
    "possible_model_reasoning": [
        "photo 1\/photo 4: The envelope-style beaded clutch shape and chain strap do not correspond to a recognizable Coach model in the vintage catalog.",
        "photo 2: The visible printed label and date-like text support a modern textile accessory, likely around 2016 or later, rather than a pre-2000 Coach bag.",
        "photo 1\/photo 4: Condition appears approximately Good to Very Good: decorative surface and chain are present, but the exterior shows visible creasing and wear; interior has no obvious severe failure in the shown area.",
        "Envelope-flap beaded clutch\/crossbody silhouette does not match any vintage Coach catalog style in section 4",
        "Materials (polyurethane, polyester, cotton beads\/sequins) and 2016-dated Made in India RN tag place bag in modern fast-fashion segment, inconsistent with any Coach era",
        "No creed, wordmark, hangtag, solid brass hardware, or glove-tanned leather to support Coach manufacture",
        "Condition: Excellent to Like New; beadwork intact in photo 1, faux leather back without visible wear in photo 4, interior clean in photo 3"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1\/photo 4: Round snap closures, small side rings, zipper, and a metal chain strap are visible; no Coach engraving is visible.",
        "leather_description": "photo 4: Main exterior appears synthetic or coated textile rather than leather; photo 2 states a cotton face, polyester base, and polyurethane coating.",
        "lining_description": "photo 2\/photo 3: Black polyester lining is visible; label explicitly states LINING: 100% POLYESTER.",
        "strap_construction": "photo 1\/photo 4: Long metal chain strap attached at side rings; no leather shoulder strap is visible.",
        "stitching_description": "photo 1\/photo 3\/photo 4: Visible seams appear machine-stitched and generally intact; fine stitch details are not sufficient for brand attribution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "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": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is a beaded\/textile clutch with decorative embellishment, not a glove-tanned leather Coach silhouette.",
                    "photo 2: Interior label identifies cotton, polyester, polyurethane coating, and polyester lining; it does not show Coach branding.",
                    "photo 2: Label states MADE IN INDIA, inconsistent with the construction and identifiers expected for a classic vintage Coach bag.",
                    "photo 3: Interior is synthetic fabric-lined and uses a small modern zipper, rather than the typical unlined suede-backed interior of many vintage Coach classics.",
                    "photo 4: Exterior is synthetic-looking black material with a long chain strap and no visible Coach wordmark, creed, carriage, or hangtag.",
                    "seller listing: Seller describes it as unbranded and made in India, which is consistent with the visible label and does not support Coach identification."
                ],
                "missing_information": [
                    "photo 1\/photo 4: No clear close-up of all hardware markings, although no Coach markings are apparent.",
                    "photo 4: Bottom, side construction, and strap attachment details are not shown closely.",
                    "Seller-stated material composition and any additional brand or maker tags should be confirmed if desired."
                ],
                "authenticity_concerns": [
                    "photo 2: The visible fiber\/coating\/lining composition and Made in India origin identify a non-leather textile handbag, not a likely vintage Coach product.",
                    "photo 1\/photo 4: Decorative beadwork and chain-strap construction are generic and provide no Coach-specific evidence."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": true,
                    "serial_or_style_number": "4041180-09-2016",
                    "coach_wordmark_present": false,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 1\/photo 4: Round snap closures, small side rings, zipper, and a metal chain strap are visible; no Coach engraving is visible.",
                    "leather_description": "photo 4: Main exterior appears synthetic or coated textile rather than leather; photo 2 states a cotton face, polyester base, and polyurethane coating.",
                    "lining_description": "photo 2\/photo 3: Black polyester lining is visible; label explicitly states LINING: 100% POLYESTER.",
                    "strap_construction": "photo 1\/photo 4: Long metal chain strap attached at side rings; no leather shoulder strap is visible.",
                    "stitching_description": "photo 1\/photo 3\/photo 4: Visible seams appear machine-stitched and generally intact; fine stitch details are not sufficient for brand attribution."
                },
                "possible_model_reasoning": [
                    "photo 1\/photo 4: The envelope-style beaded clutch shape and chain strap do not correspond to a recognizable Coach model in the vintage catalog.",
                    "photo 2: The visible printed label and date-like text support a modern textile accessory, likely around 2016 or later, rather than a pre-2000 Coach bag.",
                    "photo 1\/photo 4: Condition appears approximately Good to Very Good: decorative surface and chain are present, but the exterior shows visible creasing and wear; interior has no obvious severe failure in the shown area."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 5,
                "estimated_resale_low": 8,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 2: fabric content tag reads FACE 100% COTTON BACK BASE 100% POLYESTER COATING POLYURETHANE LINING 100% POLYESTER MADE IN INDIA RN#93858 - synthetic materials excluded as Coach vintage",
                    "photo 4: back panel is faux pebbled PU\/vegan leather with sheen, not glove-tanned cowhide",
                    "photo 1: front face is beaded\/sequined textile with multicolor embroidery, beads, sequins - material category Coach never used for vintage classics",
                    "photo 1: closure is round magnetic snap, not Coach turnlock",
                    "photo 3: interior lining is black polyester fabric with zip pocket, not unlined suede",
                    "photo 4: thin metal chain crossbody strap, not leather strap with brass dogleash clips",
                    "no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "round magnetic snap closure and thin gold-tone chain crossbody strap with small rings; no solid brass turnlock, no brass buckles or dogleash clips",
                    "leather_description": "no genuine leather; beaded\/sequined cotton front and faux pebbled polyurethane back panel",
                    "lining_description": "black 100% polyester fabric lining per content tag; visible in photo 3 as plain black fabric with interior zip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching on black fabric flap and lining, visible in photo 3; no heavy tonal leather stitching",
                    "strap_construction": "thin metal curb chain shoulder\/crossbody strap attached with small metal rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Envelope-flap beaded clutch\/crossbody silhouette does not match any vintage Coach catalog style in section 4",
                    "Materials (polyurethane, polyester, cotton beads\/sequins) and 2016-dated Made in India RN tag place bag in modern fast-fashion segment, inconsistent with any Coach era",
                    "No creed, wordmark, hangtag, solid brass hardware, or glove-tanned leather to support Coach manufacture",
                    "Condition: Excellent to Like New; beadwork intact in photo 1, faux leather back without visible wear in photo 4, interior clean in photo 3"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16843,
            "output_tokens": 951,
            "total_tokens": 17794,
            "estimated_cost_usd": 0.00902
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17160,
            "output_tokens": 1390,
            "total_tokens": 18550,
            "estimated_cost_usd": 0.004544
        }
    ]
}