Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.875,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: flap shoulder\/crossbody handbag silhouette in the general size range of vintage flap bags"
    ],
    "negative_evidence": [
        "photo 1: Bag has a highly uniform glossy surface consistent with faux or PU leather, matching the seller's explicit description.",
        "photo 1: Exterior shows a simple flap shoulder-bag design without a visible Coach wordmark, carriage, creed patch, hangtag, or distinctive Coach hardware.",
        "photos 2-5: No Coach identifier is visible on the exterior, strap, or hardware.",
        "photos 2-6: Construction appears lightweight and fashion-oriented, with a very thin long strap and no visible vintage brass turnlock or dogleash hardware.",
        "photo 6: Back is plain and glossy with no visible branding or leather characteristics associated with vintage glove-tanned Coach.",
        "photo 1-6: no solid brass hardware, no turnlock, no buckle, no D-rings visible",
        "photo 1-6: smooth high-sheen cobalt blue material with synthetic look, not glove-tanned cowhide",
        "seller states faux leather with peeled spots - faux\/PU excludes vintage Coach per skill",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 2-6: thin unstructured strap with no brass slides or dogleash clips"
    ],
    "missing_information": [
        "Interior view, including all pockets and seams, is not provided.",
        "Close-up of the closure and any zipper, snap, or hardware is not provided.",
        "No close-up of labels, stamps, or possible branding is provided.",
        "Seller states there is interior discoloration, but its extent cannot be evaluated from the photos.",
        "Bottom and corner close-ups are limited.",
        "photo of interior emptied and lining - interior not shown in any photo",
        "creed patch \/ interior stamp close-up not shown",
        "hardware \/ closure close-up - closure type under flap not shown",
        "bottom \/ corners and strap anchor close-ups not shown"
    ],
    "authenticity_concerns": [
        "The seller describes the material as faux leather; faux\/PU construction is inconsistent with the classic vintage Coach leather population.",
        "No Coach identifier is visible in the provided photos, making a Coach attribution unsupported."
    ],
    "possible_model_reasoning": [
        "The rectangular flap shoulder-bag silhouette is generic and does not provide a reliable Coach model match.",
        "The material and absence of Coach identifiers favor a generic modern or late-20th\/early-21st-century faux-leather bag rather than a vintage Coach classic.",
        "Condition: Good as seller describes it; photos show minor surface indentations and possible small peeled areas, while interior condition is not visible.",
        "No Coach model fits: no turnlock, no brass, faux leather material, no creed\/wordmark\/hangtag, construction inconsistent with any 1970s-1990s glove-tanned classic",
        "Condition: Good based on seller description of indentations, peeled spots and inside discoloration; corners and interior not shown so capped"
    ],
    "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": "not_visible; no visible exterior hardware or branding in the provided views",
        "leather_description": "Glossy, smooth cobalt-blue faux-leather\/PU-like material visible; seller explicitly states faux leather.",
        "lining_description": "not_visible",
        "strap_construction": "Very thin, narrow, matching blue shoulder strap; appears non-adjustable in the photos.",
        "stitching_description": "Visible perimeter stitching is generally straight and machine-sewn; details are limited by image scale."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0064,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag has a highly uniform glossy surface consistent with faux or PU leather, matching the seller's explicit description.",
                    "photo 1: Exterior shows a simple flap shoulder-bag design without a visible Coach wordmark, carriage, creed patch, hangtag, or distinctive Coach hardware.",
                    "photos 2-5: No Coach identifier is visible on the exterior, strap, or hardware.",
                    "photos 2-6: Construction appears lightweight and fashion-oriented, with a very thin long strap and no visible vintage brass turnlock or dogleash hardware.",
                    "photo 6: Back is plain and glossy with no visible branding or leather characteristics associated with vintage glove-tanned Coach."
                ],
                "missing_information": [
                    "Interior view, including all pockets and seams, is not provided.",
                    "Close-up of the closure and any zipper, snap, or hardware is not provided.",
                    "No close-up of labels, stamps, or possible branding is provided.",
                    "Seller states there is interior discoloration, but its extent cannot be evaluated from the photos.",
                    "Bottom and corner close-ups are limited."
                ],
                "authenticity_concerns": [
                    "The seller describes the material as faux leather; faux\/PU construction is inconsistent with the classic vintage Coach leather population.",
                    "No Coach identifier is visible in the provided photos, making a Coach attribution unsupported."
                ],
                "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": "not_visible; no visible exterior hardware or branding in the provided views",
                    "leather_description": "Glossy, smooth cobalt-blue faux-leather\/PU-like material visible; seller explicitly states faux leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "Very thin, narrow, matching blue shoulder strap; appears non-adjustable in the photos.",
                    "stitching_description": "Visible perimeter stitching is generally straight and machine-sewn; details are limited by image scale."
                },
                "possible_model_reasoning": [
                    "The rectangular flap shoulder-bag silhouette is generic and does not provide a reliable Coach model match.",
                    "The material and absence of Coach identifiers favor a generic modern or late-20th\/early-21st-century faux-leather bag rather than a vintage Coach classic.",
                    "Condition: Good as seller describes it; photos show minor surface indentations and possible small peeled areas, while interior condition is not visible."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied and lining - interior not shown in any photo",
                    "creed patch \/ interior stamp close-up not shown",
                    "hardware \/ closure close-up - closure type under flap not shown",
                    "bottom \/ corners and strap anchor close-ups not shown"
                ],
                "negative_evidence": [
                    "photo 1-6: no solid brass hardware, no turnlock, no buckle, no D-rings visible",
                    "photo 1-6: smooth high-sheen cobalt blue material with synthetic look, not glove-tanned cowhide",
                    "seller states faux leather with peeled spots - faux\/PU excludes vintage Coach per skill",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 2-6: thin unstructured strap with no brass slides or dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no hardware visible; no turnlock, no brass fittings shown in any photo",
                    "leather_description": "bright cobalt blue smooth synthetic with glossy finish; seller states faux leather with minor indentations and tiny peeled spots",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "simple edge stitching around flap visible in photo 4-5, thread matched to body; no detailed stitching visible",
                    "strap_construction": "thin narrow fixed-length shoulder\/crossbody strap in same blue faux material, no buckle or clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: flap shoulder\/crossbody handbag silhouette in the general size range of vintage flap bags"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: no turnlock, no brass, faux leather material, no creed\/wordmark\/hangtag, construction inconsistent with any 1970s-1990s glove-tanned classic",
                    "Condition: Good based on seller description of indentations, peeled spots and inside discoloration; corners and interior not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
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            "input_tokens": 17859,
            "output_tokens": 643,
            "total_tokens": 18502,
            "estimated_cost_usd": 0.008687
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18231,
            "output_tokens": 1239,
            "total_tokens": 19470,
            "estimated_cost_usd": 0.004637
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}