Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.925,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is constructed from thin, shiny textile\/nylon-like material rather than vintage Coach glove-tanned leather.",
        "photo 1: Visible rectangular metal brand plate appears to read a non-Coach name, approximately XUIXIANXILE.",
        "photo 1: Multiple exposed silver-tone zippers and lightweight-looking hardware are inconsistent with classic vintage Coach construction.",
        "photo 1: The bag has a modern multi-pocket waterproof messenger design and wide textile webbing strap.",
        "photo 2: Lifestyle image shows the same modern textile crossbody silhouette and branding.",
        "photo 3: Front view again shows the non-Coach brand plate and synthetic textile construction.",
        "photo 1: woven nylon \/ waterproof fabric body, not glove-tanned leather",
        "photo 1: silver-tone zipper pulls and rectangular slider hardware, not solid brass vintage hardware",
        "photo 1: front metal brand plate reads XIUXIANXILIE, not COACH",
        "photo 1: multi-zip messenger design with side elastic pockets does not match any vintage Coach catalog silhouette",
        "listing title: NEW Waterproof Messenger - nylon fast-fashion construction"
    ],
    "missing_information": [
        "photo 1-3: No interior, creed patch, fabric tag, or country-of-origin view is provided.",
        "photo 1-3: No close-up of the brand plate or zipper hardware is provided.",
        "photo 1-3: Photos appear to be promotional\/stock images rather than detailed photos of a used item.",
        "photo 4+: interior lining and pockets not shown",
        "photo 4+: creed patch \/ fabric tags not shown - no interior view provided",
        "photo 4+: bottom, back panel and hardware engravings not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The visible non-Coach brand plate and synthetic waterproof construction identify this as a generic\/non-Coach bag rather than a possible vintage Coach classic.",
        "photo 1-3: No Coach identifier is visible anywhere in the supplied images."
    ],
    "possible_model_reasoning": [
        "photo 1: The multi-zipper, soft textile messenger silhouette is not a recognizable vintage Coach leather model and is inconsistent with the classic glove-tanned Coach population.",
        "photo 1-3: No Coach creed, serial\/style number, hangtag, wordmark, or horse-and-carriage emblem is visible.",
        "photo 1: Condition appears new or stock-photographed, but actual wear and interior condition cannot be assessed.",
        "Nylon messenger with XIUXIANXILIE plate and silver zippers is inconsistent with all Coach leather and canvas lines; no creed, wordmark, hangtag, brass turnlock or glove-tanned leather observed",
        "Condition: appears New from stock-style photos 1-3, but no interior\/bottom views to grade wear"
    ],
    "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: Silver-tone rectangular strap adjuster and multiple zipper pulls; no Coach engraving visible.",
        "leather_description": "photo 1: Smooth, thin textile\/nylon-like synthetic material advertised by the seller as waterproof; not leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Wide adjustable textile webbing crossbody strap with a silver-tone rectangular slider.",
        "stitching_description": "photo 1: Machine-stitched textile construction with visible piping and gathered side panels; detailed stitch quality is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is constructed from thin, shiny textile\/nylon-like material rather than vintage Coach glove-tanned leather.",
                    "photo 1: Visible rectangular metal brand plate appears to read a non-Coach name, approximately XUIXIANXILE.",
                    "photo 1: Multiple exposed silver-tone zippers and lightweight-looking hardware are inconsistent with classic vintage Coach construction.",
                    "photo 1: The bag has a modern multi-pocket waterproof messenger design and wide textile webbing strap.",
                    "photo 2: Lifestyle image shows the same modern textile crossbody silhouette and branding.",
                    "photo 3: Front view again shows the non-Coach brand plate and synthetic textile construction."
                ],
                "missing_information": [
                    "photo 1-3: No interior, creed patch, fabric tag, or country-of-origin view is provided.",
                    "photo 1-3: No close-up of the brand plate or zipper hardware is provided.",
                    "photo 1-3: Photos appear to be promotional\/stock images rather than detailed photos of a used item."
                ],
                "authenticity_concerns": [
                    "photo 1: The visible non-Coach brand plate and synthetic waterproof construction identify this as a generic\/non-Coach bag rather than a possible vintage Coach classic.",
                    "photo 1-3: No Coach identifier is visible anywhere in the supplied images."
                ],
                "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: Silver-tone rectangular strap adjuster and multiple zipper pulls; no Coach engraving visible.",
                    "leather_description": "photo 1: Smooth, thin textile\/nylon-like synthetic material advertised by the seller as waterproof; not leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Wide adjustable textile webbing crossbody strap with a silver-tone rectangular slider.",
                    "stitching_description": "photo 1: Machine-stitched textile construction with visible piping and gathered side panels; detailed stitch quality is not assessable."
                },
                "possible_model_reasoning": [
                    "photo 1: The multi-zipper, soft textile messenger silhouette is not a recognizable vintage Coach leather model and is inconsistent with the classic glove-tanned Coach population.",
                    "photo 1-3: No Coach creed, serial\/style number, hangtag, wordmark, or horse-and-carriage emblem is visible.",
                    "photo 1: Condition appears new or stock-photographed, but actual wear and interior condition cannot be assessed."
                ],
                "confidence": 0.95,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 4+: interior lining and pockets not shown",
                    "photo 4+: creed patch \/ fabric tags not shown - no interior view provided",
                    "photo 4+: bottom, back panel and hardware engravings not shown"
                ],
                "negative_evidence": [
                    "photo 1: woven nylon \/ waterproof fabric body, not glove-tanned leather",
                    "photo 1: silver-tone zipper pulls and rectangular slider hardware, not solid brass vintage hardware",
                    "photo 1: front metal brand plate reads XIUXIANXILIE, not COACH",
                    "photo 1: multi-zip messenger design with side elastic pockets does not match any vintage Coach catalog silhouette",
                    "listing title: NEW Waterproof Messenger - nylon fast-fashion construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper pulls and strap slider\/buckle; lightweight plated appearance, not solid brass; no turnlock",
                    "leather_description": "no leather visible; red woven nylon \/ synthetic waterproof fabric body",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; straight machine stitching on exterior pockets",
                    "strap_construction": "wide red fabric adjustable crossbody strap with metal slider and swivel clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Nylon messenger with XIUXIANXILIE plate and silver zippers is inconsistent with all Coach leather and canvas lines; no creed, wordmark, hangtag, brass turnlock or glove-tanned leather observed",
                    "Condition: appears New from stock-style photos 1-3, but no interior\/bottom views to grade wear"
                ],
                "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": 17007,
            "output_tokens": 731,
            "total_tokens": 17738,
            "estimated_cost_usd": 0.008557
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17318,
            "output_tokens": 1119,
            "total_tokens": 18437,
            "estimated_cost_usd": 0.004359
        }
    ]
}