Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.72,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.88,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the mauve structured handbag has a clearly visible STEVE MADDEN wordmark, not COACH.",
        "photo 2: the mustard pebbled crossbody has a visible Kate Spade New York plaque, not a Coach identifier.",
        "photo 3: the black patterned bag has a non-Coach repeating monogram and no visible Coach branding.",
        "photo 7: the black textured clutch has a visible MICHAEL KORS hangtag.",
        "photos 1-8: the lot contains modern, lined or synthetic-looking bags with plated hardware and no visible vintage Coach creed, Coach wordmark, or Coach hangtag.",
        "photo 1: STEVE MADDEN embossed on front tab, not COACH",
        "photo 2: gold-tone plaque reading Nicole Miller NEW YORK with studs, not Coach",
        "photo 6: hang tag reading KENDALL + KYLIE on black embossed wallet",
        "photos 1,2,5,6: thin smooth coated faux\/PU leather with painted edges and uniform grain, not glove-tanned cowhide",
        "photos 1,2,5: thin plated silver\/gold-tone zippers, swivel clasps and small rectangular twist clasp, no solid-brass Coach turnlock geometry",
        "no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible in any photo"
    ],
    "missing_information": [
        "photo 1: interior and any sewn-in brand or fabric tags are not shown.",
        "photo 2: interior, country tag, and any serial\/style markings are not shown.",
        "photos 3-8: interiors and close-ups of all labels are not shown.",
        "No clear bottom, strap-end, zipper-pull, or interior-identifier views for each item.",
        "interior views, creed patches and fabric tags not shown for any item in lot",
        "hardware close-ups, zipper-brand stamps and bottom\/corner views not shown",
        "maker labels inside wallets\/pouches not shown"
    ],
    "authenticity_concerns": [
        "photo 1: visible Steve Madden branding is inconsistent with Coach manufacture.",
        "photo 2: visible Kate Spade New York branding is inconsistent with Coach manufacture.",
        "photo 7: visible Michael Kors branding is inconsistent with Coach manufacture.",
        "The lot appears to combine identifiable modern mall-brand bags rather than a misidentified vintage Coach bag."
    ],
    "possible_model_reasoning": [
        "photo 1: structured mini tote\/crossbody identified by its visible STEVE MADDEN branding; not a Coach model.",
        "photo 2: pebbled crossbody with a visible Kate Spade New York plaque; not a Coach model.",
        "photos 3-8: additional modern purses and small accessories are visible, but no Coach model match is supported.",
        "Condition: approximately Good to Very Good for the visible lot; some loose threads and creasing are visible in photos 2 and 3, while interiors, odor, and functional condition are unknown.",
        "lot contains at least 5-6 modern fast-fashion items branded Steve Madden, Nicole Miller, Kendall+Kylie - none matches any Coach catalog silhouette, closure or construction",
        "no Coach hard identifiers present to decode; era by construction is modern synthetic 2000s+, non-Coach",
        "Condition: appears Good to Very Good externally but interiors, bottoms and strap folds not shown so grade capped and lining unknown"
    ],
    "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 7: black hangtag visibly reads MICHAEL KORS; photos 1-8 show small plated metal hardware, including zippers, clasps, and decorative plaques. No Coach hardware is visible.",
        "leather_description": "photos 1-8: mostly smooth or pebbled synthetic-looking materials; genuine vintage glove-tanned leather is not apparent.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-6: detachable and adjustable narrow shoulder straps are visible; construction appears modern and lightweight.",
        "stitching_description": "photos 1-8: machine stitching is generally visible and even, consistent with modern mass-market bags; no distinctive vintage Coach construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the mauve structured handbag has a clearly visible STEVE MADDEN wordmark, not COACH.",
                    "photo 2: the mustard pebbled crossbody has a visible Kate Spade New York plaque, not a Coach identifier.",
                    "photo 3: the black patterned bag has a non-Coach repeating monogram and no visible Coach branding.",
                    "photo 7: the black textured clutch has a visible MICHAEL KORS hangtag.",
                    "photos 1-8: the lot contains modern, lined or synthetic-looking bags with plated hardware and no visible vintage Coach creed, Coach wordmark, or Coach hangtag."
                ],
                "missing_information": [
                    "photo 1: interior and any sewn-in brand or fabric tags are not shown.",
                    "photo 2: interior, country tag, and any serial\/style markings are not shown.",
                    "photos 3-8: interiors and close-ups of all labels are not shown.",
                    "No clear bottom, strap-end, zipper-pull, or interior-identifier views for each item."
                ],
                "authenticity_concerns": [
                    "photo 1: visible Steve Madden branding is inconsistent with Coach manufacture.",
                    "photo 2: visible Kate Spade New York branding is inconsistent with Coach manufacture.",
                    "photo 7: visible Michael Kors branding is inconsistent with Coach manufacture.",
                    "The lot appears to combine identifiable modern mall-brand bags rather than a misidentified vintage Coach 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": true,
                    "hardware_description": "photo 7: black hangtag visibly reads MICHAEL KORS; photos 1-8 show small plated metal hardware, including zippers, clasps, and decorative plaques. No Coach hardware is visible.",
                    "leather_description": "photos 1-8: mostly smooth or pebbled synthetic-looking materials; genuine vintage glove-tanned leather is not apparent.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-6: detachable and adjustable narrow shoulder straps are visible; construction appears modern and lightweight.",
                    "stitching_description": "photos 1-8: machine stitching is generally visible and even, consistent with modern mass-market bags; no distinctive vintage Coach construction is visible."
                },
                "possible_model_reasoning": [
                    "photo 1: structured mini tote\/crossbody identified by its visible STEVE MADDEN branding; not a Coach model.",
                    "photo 2: pebbled crossbody with a visible Kate Spade New York plaque; not a Coach model.",
                    "photos 3-8: additional modern purses and small accessories are visible, but no Coach model match is supported.",
                    "Condition: approximately Good to Very Good for the visible lot; some loose threads and creasing are visible in photos 2 and 3, while interiors, odor, and functional condition are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views, creed patches and fabric tags not shown for any item in lot",
                    "hardware close-ups, zipper-brand stamps and bottom\/corner views not shown",
                    "maker labels inside wallets\/pouches not shown"
                ],
                "negative_evidence": [
                    "photo 1: STEVE MADDEN embossed on front tab, not COACH",
                    "photo 2: gold-tone plaque reading Nicole Miller NEW YORK with studs, not Coach",
                    "photo 6: hang tag reading KENDALL + KYLIE on black embossed wallet",
                    "photos 1,2,5,6: thin smooth coated faux\/PU leather with painted edges and uniform grain, not glove-tanned cowhide",
                    "photos 1,2,5: thin plated silver\/gold-tone zippers, swivel clasps and small rectangular twist clasp, no solid-brass Coach turnlock geometry",
                    "no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin silver\/gold-tone plated zippers and clasps; photo 5: small rectangular gold-tone twist clasp, thin and blocky, not wide thin oval Coach turnlock with rounded tab",
                    "leather_description": "thin smooth coated faux\/PU leather with uniform pebbled\/smooth finish and dark painted edges; no glove-tanned grain, patina or suede back visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "machine stitching with edge paint; no tight matched-color Coach stitching detail visible",
                    "strap_construction": "photo 1,2,5: thin flat synthetic crossbody straps with swivel clasps; photo 4: thin wristlet strap with rivets",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "lot contains at least 5-6 modern fast-fashion items branded Steve Madden, Nicole Miller, Kendall+Kylie - none matches any Coach catalog silhouette, closure or construction",
                    "no Coach hard identifiers present to decode; era by construction is modern synthetic 2000s+, non-Coach",
                    "Condition: appears Good to Very Good externally but interiors, bottoms and strap folds not shown so grade capped and lining unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "output_tokens": 779,
            "total_tokens": 29548,
            "estimated_cost_usd": 0.013377
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30081,
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}