Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.035,
    "vintage_probability": 0.055,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.81,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has bright silver-tone hardware and decorative double buckle pockets, unlike the solid brass turnlocks and restrained classic silhouettes commonly associated with vintage Coach.",
        "photo 1: no Coach wordmark, horse-and-carriage, hangtag, or creed patch is visible.",
        "photo 1: the leather-like surface appears heavily wrinkled and coated, with extensive surface wear inconsistent with confidently identifying vintage Coach glove-tanned leather.",
        "photo 2: the measured width is approximately 11 inches, but the proportions and double-pocket baguette design do not closely match the listed classic Coach models.",
        "photo 4: visible hardware is silver-tone and includes generic lobster-style strap attachments rather than identifiable Coach-era hardware.",
        "photo 1: no turnlock, no COACH wordmark, no hangtag visible",
        "photo 1,4: silver-tone buckle and ring hardware, not solid brass vintage Coach hardware",
        "photo 1,4: double buckle front-pocket baguette silhouette does not match vintage Coach catalog styles",
        "photo 5,6: surface peeling\/flaking at strap anchor indicates coated \/ bonded \/ faux leather, not glove-tanned cowhide",
        "photo 1-6: no creed patch, no leather hangtag, no horse-and-carriage visible"
    ],
    "missing_information": [
        "photo 1-6: straight-on interior view with any creed patch, brand label, or fabric tag visible.",
        "photo 1-6: close-up of the zipper pull, hardware backs, and any interior or exterior stamps.",
        "photo 1-6: bottom, corners, and full strap-condition views.",
        "Seller description provides no manufacture country, materials, dimensions beyond the photographed measurements, or brand identifiers.",
        "photo of interior emptied and any creed \/ fabric tags not shown",
        "photo of back, bottom and all corners not shown",
        "close-up of zipper pull brand stamp and hardware engravings not shown",
        "photo of hangtag if any not shown"
    ],
    "authenticity_concerns": [
        "photo 1: generic fashion-bag construction and decorative buckle hardware provide no Coach-specific evidence.",
        "photo 1: silver-tone hardware and the lined, multi-pocket baguette construction are not a strong match for a vintage Coach classic.",
        "photo 1: the apparent coated or heavily finished leather-like material and extensive creasing are more consistent with an unbranded contemporary fashion bag than a vintage Coach glove-tanned bag."
    ],
    "possible_model_reasoning": [
        "The silhouette is a small-to-medium shoulder baguette with two front flap pockets and decorative buckles, but it does not closely correspond to a recognizable Coach catalog model.",
        "photo 2 and photo 3: measured dimensions appear roughly 11 inches wide and 7 inches tall; the proportions alone are insufficient for Coach attribution.",
        "Condition: Good; visible creasing, scuffing, and wear across the front and strap area (photos 1 and 4). Interior, lining condition, odor, and hidden structural damage are unknown.",
        "No Coach identifiers visible in any photo, so no Coach model can be ranked",
        "Silhouette is a modern fast-fashion double-buckle baguette ~10 in wide x ~5 in tall per tape in photos 2-3, not a catalog Coach shape",
        "Materials - peeling coated surface and silver-tone hardware - point to modern non-Coach manufacture",
        "Condition: Fair \/ Rehab for resale due to finish peeling at strap anchors (photo 5-6), surface scuffs (photo 4)"
    ],
    "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: bright silver-tone buckle hardware, rivets, zipper, rings, and lobster-style strap attachments; no Coach engraving is visible.",
        "leather_description": "photo 1: black leather-like material with a glossy\/coated appearance, pronounced creasing, and surface scuffing; exact material cannot be confirmed from photos.",
        "lining_description": "not_visible except small tan fabric glimpse at zip top in photo 1 and 4",
        "strap_construction": "photo 1: single short shoulder strap, stitched construction, attached with silver-tone rings and lobster-style clips; visible edge wear and creasing.",
        "stitching_description": "photo 1 and photo 4: visible machine stitching is generally parallel around the pockets and edges, with some unevenness and wear; stress-point construction is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.06,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has bright silver-tone hardware and decorative double buckle pockets, unlike the solid brass turnlocks and restrained classic silhouettes commonly associated with vintage Coach.",
                    "photo 1: no Coach wordmark, horse-and-carriage, hangtag, or creed patch is visible.",
                    "photo 1: the leather-like surface appears heavily wrinkled and coated, with extensive surface wear inconsistent with confidently identifying vintage Coach glove-tanned leather.",
                    "photo 2: the measured width is approximately 11 inches, but the proportions and double-pocket baguette design do not closely match the listed classic Coach models.",
                    "photo 4: visible hardware is silver-tone and includes generic lobster-style strap attachments rather than identifiable Coach-era hardware."
                ],
                "missing_information": [
                    "photo 1-6: straight-on interior view with any creed patch, brand label, or fabric tag visible.",
                    "photo 1-6: close-up of the zipper pull, hardware backs, and any interior or exterior stamps.",
                    "photo 1-6: bottom, corners, and full strap-condition views.",
                    "Seller description provides no manufacture country, materials, dimensions beyond the photographed measurements, or brand identifiers."
                ],
                "authenticity_concerns": [
                    "photo 1: generic fashion-bag construction and decorative buckle hardware provide no Coach-specific evidence.",
                    "photo 1: silver-tone hardware and the lined, multi-pocket baguette construction are not a strong match for a vintage Coach classic.",
                    "photo 1: the apparent coated or heavily finished leather-like material and extensive creasing are more consistent with an unbranded contemporary fashion bag than a vintage Coach glove-tanned 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: bright silver-tone buckle hardware, rivets, zipper, rings, and lobster-style strap attachments; no Coach engraving is visible.",
                    "leather_description": "photo 1: black leather-like material with a glossy\/coated appearance, pronounced creasing, and surface scuffing; exact material cannot be confirmed from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: single short shoulder strap, stitched construction, attached with silver-tone rings and lobster-style clips; visible edge wear and creasing.",
                    "stitching_description": "photo 1 and photo 4: visible machine stitching is generally parallel around the pockets and edges, with some unevenness and wear; stress-point construction is not fully assessable."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small-to-medium shoulder baguette with two front flap pockets and decorative buckles, but it does not closely correspond to a recognizable Coach catalog model.",
                    "photo 2 and photo 3: measured dimensions appear roughly 11 inches wide and 7 inches tall; the proportions alone are insufficient for Coach attribution.",
                    "Condition: Good; visible creasing, scuffing, and wear across the front and strap area (photos 1 and 4). Interior, lining condition, odor, and hidden structural damage are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied and any creed \/ fabric tags not shown",
                    "photo of back, bottom and all corners not shown",
                    "close-up of zipper pull brand stamp and hardware engravings not shown",
                    "photo of hangtag if any not shown"
                ],
                "negative_evidence": [
                    "photo 1: no turnlock, no COACH wordmark, no hangtag visible",
                    "photo 1,4: silver-tone buckle and ring hardware, not solid brass vintage Coach hardware",
                    "photo 1,4: double buckle front-pocket baguette silhouette does not match vintage Coach catalog styles",
                    "photo 5,6: surface peeling\/flaking at strap anchor indicates coated \/ bonded \/ faux leather, not glove-tanned cowhide",
                    "photo 1-6: no creed patch, no leather hangtag, no horse-and-carriage visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver \/ gunmetal-tone buckles on two front pockets, silver-tone rings and zipper; no brass, no turnlock, no COACH stamping visible",
                    "leather_description": "black pebbled-look coated material with sheen; peeling and finish loss at side strap anchors in photos 5-6, inconsistent with glove-tanned cowhide",
                    "lining_description": "not_visible except small tan fabric glimpse at zip top in photo 1 and 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "black edge stitching around pockets and strap, even but not diagnostic; no contrast thread detail visible",
                    "strap_construction": "single short shoulder strap attached with metal rings, stitched edges",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo, so no Coach model can be ranked",
                    "Silhouette is a modern fast-fashion double-buckle baguette ~10 in wide x ~5 in tall per tape in photos 2-3, not a catalog Coach shape",
                    "Materials - peeling coated surface and silver-tone hardware - point to modern non-Coach manufacture",
                    "Condition: Fair \/ Rehab for resale due to finish peeling at strap anchors (photo 5-6), surface scuffs (photo 4)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 846,
            "total_tokens": 33945,
            "estimated_cost_usd": 0.01527
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}