Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.895,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing shows two matching black fringe zip bags with chain straps and a generic fashion design, not a recognizable vintage Coach silhouette.",
        "photo 1: the material appears synthetic\/faux leather with pronounced uniform grain, consistent with the seller's faux-leather description.",
        "photo 3: interiors appear to be dark synthetic textile lining with multiple zip compartments, not the unlined suede-back construction typical of many vintage Coach classics.",
        "photo 1: bright gold-tone chain straps and decorative fringe are inconsistent with the solid-brass hardware and restrained construction of classic vintage Coach bags.",
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1, photo 2: black pebbled faux-leather with synthetic sheen, seller title states Faux Leather",
        "photo 3, photo 4: black woven synthetic fabric lining, fully lined zip pouches - not unlined glove-tanned suede",
        "photo 1, photo 2: thin gold-tone chain strap and gold-tone zippers, plated lightweight hardware, not solid brass",
        "photo 1, photo 2: fringe \/ tassel boho-festival silhouette with zip top, no turnlock, no Coach catalog silhouette match",
        "photo 3, photo 4: no creed patch, no COACH wordmark, no hangtag visible in interiors"
    ],
    "missing_information": [
        "photo 1-5: no dedicated close-up of every interior wall or sewn-in brand label.",
        "photo 1-5: no readable hardware, zipper-pull, or care-label markings are shown.",
        "photo 1-5: seller-stated dimensions, material composition, and condition details are not provided.",
        "No Coach creed patch or brand marking visible to verify - none expected given materials"
    ],
    "authenticity_concerns": [
        "photo 1: faux-leather construction and generic fringe\/chain styling are strong lookalike indicators rather than evidence of Coach manufacture.",
        "photo 3-4: synthetic fabric interiors and multiple zip compartments do not match the expected construction of a typical vintage glove-tanned Coach classic."
    ],
    "possible_model_reasoning": [
        "photo 1-2: the two bags are generic modern fringe crossbody\/clutch designs and do not correspond to a likely catalogued vintage Coach model.",
        "photo 3-4: visible lined multi-zip construction and synthetic materials support a modern non-Coach classification.",
        "photo 1-5: no creed, serial, wordmark, or other brand identifier is visible, so Coach origin cannot be supported.",
        "No Coach identifiers visible in any photo; materials (faux leather, fabric lining, plated chain) exclude vintage Coach per triage rule",
        "Silhouettes are modern boho fringe zip clutch\/crossbodies, not matching any Classic glove-tanned catalog style",
        "Condition: Good to Like New for fast-fashion; appears intact with no major damage visible, silica packet in photo 4 suggests new\/unused"
    ],
    "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 1-5: bright gold-tone chain straps, zipper teeth, and small ring hardware are visible; no Coach engraving is legible.",
        "leather_description": "photo 1-2: black synthetic\/faux leather with a pebbled surface and extensive decorative fringe is visible.",
        "lining_description": "photo 3-4: dark textile lining with zippered compartments is visible; no Coach label or creed is visible.",
        "strap_construction": "photo 1-2: chain shoulder straps attached through small metal rings, with fringe and narrow synthetic strap details.",
        "stitching_description": "photo 1-2: visible perimeter stitching appears machine-sewn and generally even; close-up quality is insufficient for finer construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: listing shows two matching black fringe zip bags with chain straps and a generic fashion design, not a recognizable vintage Coach silhouette.",
                    "photo 1: the material appears synthetic\/faux leather with pronounced uniform grain, consistent with the seller's faux-leather description.",
                    "photo 3: interiors appear to be dark synthetic textile lining with multiple zip compartments, not the unlined suede-back construction typical of many vintage Coach classics.",
                    "photo 1: bright gold-tone chain straps and decorative fringe are inconsistent with the solid-brass hardware and restrained construction of classic vintage Coach bags.",
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag."
                ],
                "missing_information": [
                    "photo 1-5: no dedicated close-up of every interior wall or sewn-in brand label.",
                    "photo 1-5: no readable hardware, zipper-pull, or care-label markings are shown.",
                    "photo 1-5: seller-stated dimensions, material composition, and condition details are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: faux-leather construction and generic fringe\/chain styling are strong lookalike indicators rather than evidence of Coach manufacture.",
                    "photo 3-4: synthetic fabric interiors and multiple zip compartments do not match the expected construction of a typical vintage glove-tanned Coach classic."
                ],
                "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 1-5: bright gold-tone chain straps, zipper teeth, and small ring hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1-2: black synthetic\/faux leather with a pebbled surface and extensive decorative fringe is visible.",
                    "lining_description": "photo 3-4: dark textile lining with zippered compartments is visible; no Coach label or creed is visible.",
                    "strap_construction": "photo 1-2: chain shoulder straps attached through small metal rings, with fringe and narrow synthetic strap details.",
                    "stitching_description": "photo 1-2: visible perimeter stitching appears machine-sewn and generally even; close-up quality is insufficient for finer construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1-2: the two bags are generic modern fringe crossbody\/clutch designs and do not correspond to a likely catalogued vintage Coach model.",
                    "photo 3-4: visible lined multi-zip construction and synthetic materials support a modern non-Coach classification.",
                    "photo 1-5: no creed, serial, wordmark, or other brand identifier is visible, so Coach origin cannot be supported."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed patch or brand marking visible to verify - none expected given materials"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: black pebbled faux-leather with synthetic sheen, seller title states Faux Leather",
                    "photo 3, photo 4: black woven synthetic fabric lining, fully lined zip pouches - not unlined glove-tanned suede",
                    "photo 1, photo 2: thin gold-tone chain strap and gold-tone zippers, plated lightweight hardware, not solid brass",
                    "photo 1, photo 2: fringe \/ tassel boho-festival silhouette with zip top, no turnlock, no Coach catalog silhouette match",
                    "photo 3, photo 4: no creed patch, no COACH wordmark, no hangtag visible in interiors"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone zip-top zippers and thin gold-tone chain crossbody strap, tassel caps; plated modern hardware",
                    "leather_description": "black pebbled faux leather with synthetic sheen, fringe trim",
                    "lining_description": "black woven fabric lining visible in photo 3 and photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching around zip perimeter, visible in photo 2",
                    "strap_construction": "thin gold-tone metal chain crossbody strap on larger bag, tassel zip pull on smaller bag",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo; materials (faux leather, fabric lining, plated chain) exclude vintage Coach per triage rule",
                    "Silhouettes are modern boho fringe zip clutch\/crossbodies, not matching any Classic glove-tanned catalog style",
                    "Condition: Good to Like New for fast-fashion; appears intact with no major damage visible, silica packet in photo 4 suggests new\/unused"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "output_tokens": 757,
            "total_tokens": 22960,
            "estimated_cost_usd": 0.010698
        },
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            "model_name": "meta:muse-spark-1.3-contributor",
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}