Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.12,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.845,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather shoulder handbag with a conventional shoulder strap and zip-top construction.",
        "photo 1: leather handbag form that warrants check for misidentified Coach"
    ],
    "negative_evidence": [
        "photo 4: interior labels state \u201cGENUINE LEATHER WITH VINYL TRIM,\u201d not a Coach creed or Coach branding.",
        "photo 4: visible labels do not show COACH, a horse-and-carriage mark, or a Coach style number.",
        "photo 5: black synthetic-looking textile lining and multiple zip compartments are inconsistent with many classic unlined vintage Coach silhouettes.",
        "photos 1-3: no visible Coach hangtag, turnlock, or other distinctive Coach identifier.",
        "photo 2: the visible white spot appears to be a surface mark, not a creed patch.",
        "photo 4: white content tag GENUINE LEATHER WITH VINYL TRIM - never Coach",
        "photo 5: fully fabric-lined interior with no leather creed patch visible",
        "photo 1, photo 3: zip-top slouch hobo silhouette with tassel pull, no turnlock, no brass hardware, no hangtag",
        "photo 1, photo 2: pebbled black leather with stitched center seam and stitched-on strap anchors, not classic Coach construction",
        "no COACH wordmark, horse-and-carriage, creed, or solid brass visible in any photo"
    ],
    "missing_information": [
        "photo 1-3: no clear close-up of all exterior hardware or zipper pulls.",
        "photo 4-5: no complete view of every interior label or any hidden interior pocket label.",
        "photo 1-3: seller-stated dimensions and strap construction details are not provided.",
        "No Coach creed patch visible in emptied interior views (photos 4-5); no further Coach-specific views needed given exclusionary tags"
    ],
    "authenticity_concerns": [
        "photo 4: the genuine-leather\/vinyl-trim labeling and generic construction support a non-Coach lookalike or department-store bag rather than Coach manufacture.",
        "photos 1-5: no Coach identifier is visible; silhouette alone is insufficient for Coach attribution.",
        "photo 4: content tag reads GENUINE LEATHER WITH VINYL TRIM - Coach vintage classics are all-leather unlined glove-tanned, never vinyl-trim labeled",
        "photo 5: black fabric lining with zip pocket - inconsistent with unlined suede-back vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "The soft zip-top shoulder-bag silhouette does not closely establish a listed vintage Coach model and lacks the turnlock, creed, or other identifiers needed for a Coach model match.",
        "Condition: Good; visible surface mark in photo 2, general creasing and wear in photos 1-3, and interior contents\/dust visible in photo 5; no clear structural damage is shown.",
        "No Coach model fits: vinyl-trim content tag and fabric lining exclude glove-tanned classics; zip-top hobo with tassel is generic mall-brand construction",
        "Condition: Good; white surface mark per photo 2, general used wear, strap intact, lining intact per photo 5"
    ],
    "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": "photos 1-5: no distinctive metal hardware, turnlock, Coach-engraved hardware, or zipper-pull branding is clearly visible.",
        "leather_description": "photos 1-3: black pebbled leather-like exterior; photo 4: label states genuine leather with vinyl trim.",
        "lining_description": "photos 4-5: black textile lining with zippered and slip compartments; material appears synthetic but exact composition is not visible.",
        "strap_construction": "photos 1 and 3: fixed rounded shoulder strap attached at the upper side panels; attachment details are visible but no Coach-specific construction is apparent.",
        "stitching_description": "photos 1-3: visible machine stitching appears generally even; detailed stress-point stitching is not sufficiently visible for brand attribution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather shoulder handbag with a conventional shoulder strap and zip-top construction."
                ],
                "negative_evidence": [
                    "photo 4: interior labels state \u201cGENUINE LEATHER WITH VINYL TRIM,\u201d not a Coach creed or Coach branding.",
                    "photo 4: visible labels do not show COACH, a horse-and-carriage mark, or a Coach style number.",
                    "photo 5: black synthetic-looking textile lining and multiple zip compartments are inconsistent with many classic unlined vintage Coach silhouettes.",
                    "photos 1-3: no visible Coach hangtag, turnlock, or other distinctive Coach identifier.",
                    "photo 2: the visible white spot appears to be a surface mark, not a creed patch."
                ],
                "missing_information": [
                    "photo 1-3: no clear close-up of all exterior hardware or zipper pulls.",
                    "photo 4-5: no complete view of every interior label or any hidden interior pocket label.",
                    "photo 1-3: seller-stated dimensions and strap construction details are not provided."
                ],
                "authenticity_concerns": [
                    "photo 4: the genuine-leather\/vinyl-trim labeling and generic construction support a non-Coach lookalike or department-store bag rather than Coach manufacture.",
                    "photos 1-5: no Coach identifier is visible; silhouette alone is insufficient for Coach attribution."
                ],
                "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 1-5: no distinctive metal hardware, turnlock, Coach-engraved hardware, or zipper-pull branding is clearly visible.",
                    "leather_description": "photos 1-3: black pebbled leather-like exterior; photo 4: label states genuine leather with vinyl trim.",
                    "lining_description": "photos 4-5: black textile lining with zippered and slip compartments; material appears synthetic but exact composition is not visible.",
                    "strap_construction": "photos 1 and 3: fixed rounded shoulder strap attached at the upper side panels; attachment details are visible but no Coach-specific construction is apparent.",
                    "stitching_description": "photos 1-3: visible machine stitching appears generally even; detailed stress-point stitching is not sufficiently visible for brand attribution."
                },
                "possible_model_reasoning": [
                    "The soft zip-top shoulder-bag silhouette does not closely establish a listed vintage Coach model and lacks the turnlock, creed, or other identifiers needed for a Coach model match.",
                    "Condition: Good; visible surface mark in photo 2, general creasing and wear in photos 1-3, and interior contents\/dust visible in photo 5; no clear structural damage is shown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 4: content tag reads GENUINE LEATHER WITH VINYL TRIM - Coach vintage classics are all-leather unlined glove-tanned, never vinyl-trim labeled",
                    "photo 5: black fabric lining with zip pocket - inconsistent with unlined suede-back vintage Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch visible in emptied interior views (photos 4-5); no further Coach-specific views needed given exclusionary tags"
                ],
                "negative_evidence": [
                    "photo 4: white content tag GENUINE LEATHER WITH VINYL TRIM - never Coach",
                    "photo 5: fully fabric-lined interior with no leather creed patch visible",
                    "photo 1, photo 3: zip-top slouch hobo silhouette with tassel pull, no turnlock, no brass hardware, no hangtag",
                    "photo 1, photo 2: pebbled black leather with stitched center seam and stitched-on strap anchors, not classic Coach construction",
                    "no COACH wordmark, horse-and-carriage, creed, or solid brass visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "dark-tone zip-top closure with leather tassel pull; no turnlock, no solid brass, no branded pulls visible",
                    "leather_description": "black pebbled leather exterior with surface wear and white mark per photo 2",
                    "lining_description": "black fabric lining with interior zip pocket visible in photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "center front seam and perimeter stitching, strap topstitching visible; no contrast or diagnostic Coach stitching observed",
                    "strap_construction": "single fixed shoulder strap, stitched directly to body with reinforced overlay in photo 1",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather handbag form that warrants check for misidentified Coach"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: vinyl-trim content tag and fabric lining exclude glove-tanned classics; zip-top hobo with tassel is generic mall-brand construction",
                    "Condition: Good; white surface mark per photo 2, general used wear, strap intact, lining intact per photo 5"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17268,
            "output_tokens": 778,
            "total_tokens": 18046,
            "estimated_cost_usd": 0.008774
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17595,
            "output_tokens": 1439,
            "total_tokens": 19034,
            "estimated_cost_usd": 0.00467
        }
    ]
}