Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.865,
    "recommended_max_bid": 9,
    "estimated_resale_low": 9,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is explicitly described as faux leather and has a woven synthetic-looking exterior, unlike typical vintage Coach glove-tanned leather.",
        "photo 1: the woven construction and broad hobo silhouette do not match a recognizable classic Coach model.",
        "photo 3: visible zipper teeth and hardware appear silver-tone\/dark plated rather than the solid brass commonly associated with vintage Coach classics.",
        "photo 6: the bag has a shiny synthetic fabric lining and multiple interior zip compartments, with no visible Coach branding.",
        "photos 1-7: no COACH wordmark, horse-and-carriage mark, hangtag, creed patch, or other Coach identifier is visible.",
        "photo 1-2: woven embossed faux-leather body, seller titles as Faux Leather",
        "photo 5-6: dark polyester satin lining with interior zip pocket, not unlined suede",
        "photo 3: silver\/gunmetal-tone coil zipper, not solid brass Talon\/YKK vintage hardware",
        "photo 1,4: integrated hobo shoulder strap with no brass hardware, no turnlock, no hangtag",
        "photo 5-6: no creed patch, no COACH wordmark or horse-and-carriage visible"
    ],
    "missing_information": [
        "photo 1-7: no bottom, back, exterior side, hardware close-up, or zipper-pull stamp view.",
        "photo 6-7: no close-up of every interior wall or seam label; a small brand tag could be concealed.",
        "photo 1: seller-stated dimensions are not provided.",
        "No Coach creed or wordmark visible in any view; no further Coach ID photos needed"
    ],
    "authenticity_concerns": [
        "photo 1: faux-leather woven construction is inconsistent with the glove-tanned leather construction expected of most vintage Coach classics.",
        "photo 6: synthetic lining and modern compartment construction provide no support for a vintage Coach attribution.",
        "photo 1-2: woven faux-leather material inconsistent with Coach glove-tanned leather",
        "photo 5-6: shiny polyester lining inconsistent with unlined vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "photo 1: the shape is a generic contemporary woven hobo rather than a close match to a listed Coach classic; no Coach model is reasonably identifiable.",
        "photos 6-7: interior organization and synthetic lining suggest a modern fashion handbag, not an unlined vintage glove-tanned Coach classic.",
        "Condition: Very Good provisionally; exterior appears intact with minor handling\/edge wear visible, but bottom, corners, odor, and full strap condition are not adequately documented.",
        "No Coach identifiers, materials, or hardware match Coach; woven faux hobo does not match any catalog classic style",
        "Condition: Good to Very Good; exterior weave intact photo 1, lining clean photo 5-6, no bottom view to confirm corners"
    ],
    "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, 3, 5-7: dark\/silver-tone zipper hardware is visible; no Coach engraving or turnlock is visible.",
        "leather_description": "photos 1-5: brown woven faux-leather or synthetic material with a pebbled surface; genuine leather cannot be established from photos.",
        "lining_description": "photos 6-7: dark synthetic fabric lining with multiple compartments and zippered pockets.",
        "strap_construction": "photos 1 and 4: integrated padded shoulder strap with woven\/folded material construction; no adjustable vintage Coach strap hardware is visible.",
        "stitching_description": "photos 1, 4, 6-7: visible machine stitching appears generally even; woven edge construction is visible, but stress points and underside stitching are not fully shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0006,
    "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": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag is explicitly described as faux leather and has a woven synthetic-looking exterior, unlike typical vintage Coach glove-tanned leather.",
                    "photo 1: the woven construction and broad hobo silhouette do not match a recognizable classic Coach model.",
                    "photo 3: visible zipper teeth and hardware appear silver-tone\/dark plated rather than the solid brass commonly associated with vintage Coach classics.",
                    "photo 6: the bag has a shiny synthetic fabric lining and multiple interior zip compartments, with no visible Coach branding.",
                    "photos 1-7: no COACH wordmark, horse-and-carriage mark, hangtag, creed patch, or other Coach identifier is visible."
                ],
                "missing_information": [
                    "photo 1-7: no bottom, back, exterior side, hardware close-up, or zipper-pull stamp view.",
                    "photo 6-7: no close-up of every interior wall or seam label; a small brand tag could be concealed.",
                    "photo 1: seller-stated dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: faux-leather woven construction is inconsistent with the glove-tanned leather construction expected of most vintage Coach classics.",
                    "photo 6: synthetic lining and modern compartment construction provide no support for a vintage 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, 3, 5-7: dark\/silver-tone zipper hardware is visible; no Coach engraving or turnlock is visible.",
                    "leather_description": "photos 1-5: brown woven faux-leather or synthetic material with a pebbled surface; genuine leather cannot be established from photos.",
                    "lining_description": "photos 6-7: dark synthetic fabric lining with multiple compartments and zippered pockets.",
                    "strap_construction": "photos 1 and 4: integrated padded shoulder strap with woven\/folded material construction; no adjustable vintage Coach strap hardware is visible.",
                    "stitching_description": "photos 1, 4, 6-7: visible machine stitching appears generally even; woven edge construction is visible, but stress points and underside stitching are not fully shown."
                },
                "possible_model_reasoning": [
                    "photo 1: the shape is a generic contemporary woven hobo rather than a close match to a listed Coach classic; no Coach model is reasonably identifiable.",
                    "photos 6-7: interior organization and synthetic lining suggest a modern fashion handbag, not an unlined vintage glove-tanned Coach classic.",
                    "Condition: Very Good provisionally; exterior appears intact with minor handling\/edge wear visible, but bottom, corners, odor, and full strap condition are not adequately documented."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-2: woven faux-leather material inconsistent with Coach glove-tanned leather",
                    "photo 5-6: shiny polyester lining inconsistent with unlined vintage Coach classics"
                ],
                "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": [
                    "No Coach creed or wordmark visible in any view; no further Coach ID photos needed"
                ],
                "negative_evidence": [
                    "photo 1-2: woven embossed faux-leather body, seller titles as Faux Leather",
                    "photo 5-6: dark polyester satin lining with interior zip pocket, not unlined suede",
                    "photo 3: silver\/gunmetal-tone coil zipper, not solid brass Talon\/YKK vintage hardware",
                    "photo 1,4: integrated hobo shoulder strap with no brass hardware, no turnlock, no hangtag",
                    "photo 5-6: no creed patch, no COACH wordmark or horse-and-carriage visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gunmetal\/silver-tone zipper teeth and small pulls visible photo 3,5,6; no turnlock, no brass dogleash, no stamped pulls visible",
                    "leather_description": "brown woven-look faux leather, embossed basketweave pattern photo 1-2; seller states faux leather",
                    "lining_description": "dark brown\/black shiny polyester satin lining with zip pocket and slip pockets photo 5-6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching on interior zip trim and lining seams photo 5; exterior stitching obscured by weave",
                    "strap_construction": "integrated short hobo shoulder strap in same woven faux material, no buckle or detachable clips photo 1,4",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers, materials, or hardware match Coach; woven faux hobo does not match any catalog classic style",
                    "Condition: Good to Very Good; exterior weave intact photo 1, lining clean photo 5-6, no bottom view to confirm corners"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 743,
            "total_tokens": 27739,
            "estimated_cost_usd": 0.012582
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}