Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.88,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.96,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is transparent plastic\/PVC with all-over rhinestone studs, not leather or Coach signature canvas.",
        "photo 1: silver-tone plated-looking hardware and a small circular snap closure do not resemble classic Coach vintage construction.",
        "photo 2: transparent plastic side panels and synthetic-looking adjustable strap are visible.",
        "photo 5: listing presentation shows a new, unworn fashion\/stadium bag rather than a vintage leather handbag.",
        "photo 6: seller's description\/title identifies it as a transparent rhinestone stadium bag and does not provide any Coach identifier.",
        "photo 1: transparent PVC\/vinyl body with rhinestone studs, not glove-tanned leather",
        "photo 1,5: silver-tone round magnetic snap closure, not brass turnlock with correct geometry",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2,4: clear plastic straps and silver-tone hardware, not solid brass",
        "photo 1-6: new with tags stadium-bag style inconsistent with any vintage Coach catalog style"
    ],
    "missing_information": [
        "photo 1: no interior creed patch or Coach wordmark is visible; a close-up of any labels would be needed to assess branding.",
        "photo 2: zipper, hardware markings, and strap attachments are not shown close enough for detailed maker identification.",
        "photo 1: exact material composition and dimensions are not provided."
    ],
    "authenticity_concerns": [
        "photo 1: PVC\/plastic construction is inconsistent with the vintage Coach leather handbag population.",
        "photo 1: rhinestone-studded transparent design has no visible Coach-specific branding and appears to be an unbranded contemporary stadium bag, not a Coach lookalike with identifiable Coach components.",
        "photo 1-6: clear PVC\/plastic construction never used for vintage Coach classics",
        "photo 1-6: no creed patch, wordmark, or Coach hardware observed"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a generic clear top-handle\/shoulder stadium bag, with no credible match to a Coach catalog model.",
        "photo 3: flap and snap closure are contemporary fashion-bag details rather than evidence of a vintage Coach turnlock style.",
        "photo 1: condition appears New\/BNWT based on pristine presentation, though tags and interior condition are not independently verifiable.",
        "Silhouette is modern clear stadium crossbody with envelope flap and magnetic snap, no match to any Coach catalog style in section 4",
        "Materials (PVC\/plastic), hardware finish (silver-tone), and new-with-tags presentation place it as modern fast-fashion, non-Coach",
        "Condition: New (BNWT); tags visible in photo 1,2,4,5"
    ],
    "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: silver-tone metal snap and strap connectors; no Coach engraving visible.",
        "leather_description": "photo 1: transparent synthetic plastic\/PVC body with rhinestone studs; no leather visible.",
        "lining_description": "photo 2: transparent unlined construction; no fabric lining visible.",
        "strap_construction": "photo 1: transparent adjustable shoulder strap plus a short top handle, attached with silver-tone connectors.",
        "stitching_description": "photo 2: visible machine-stitched transparent plastic edges; no Coach-specific construction cues."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is transparent plastic\/PVC with all-over rhinestone studs, not leather or Coach signature canvas.",
                    "photo 1: silver-tone plated-looking hardware and a small circular snap closure do not resemble classic Coach vintage construction.",
                    "photo 2: transparent plastic side panels and synthetic-looking adjustable strap are visible.",
                    "photo 5: listing presentation shows a new, unworn fashion\/stadium bag rather than a vintage leather handbag.",
                    "photo 6: seller's description\/title identifies it as a transparent rhinestone stadium bag and does not provide any Coach identifier."
                ],
                "missing_information": [
                    "photo 1: no interior creed patch or Coach wordmark is visible; a close-up of any labels would be needed to assess branding.",
                    "photo 2: zipper, hardware markings, and strap attachments are not shown close enough for detailed maker identification.",
                    "photo 1: exact material composition and dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: PVC\/plastic construction is inconsistent with the vintage Coach leather handbag population.",
                    "photo 1: rhinestone-studded transparent design has no visible Coach-specific branding and appears to be an unbranded contemporary stadium bag, not a Coach lookalike with identifiable Coach components."
                ],
                "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: silver-tone metal snap and strap connectors; no Coach engraving visible.",
                    "leather_description": "photo 1: transparent synthetic plastic\/PVC body with rhinestone studs; no leather visible.",
                    "lining_description": "photo 2: transparent unlined construction; no fabric lining visible.",
                    "strap_construction": "photo 1: transparent adjustable shoulder strap plus a short top handle, attached with silver-tone connectors.",
                    "stitching_description": "photo 2: visible machine-stitched transparent plastic edges; no Coach-specific construction cues."
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a generic clear top-handle\/shoulder stadium bag, with no credible match to a Coach catalog model.",
                    "photo 3: flap and snap closure are contemporary fashion-bag details rather than evidence of a vintage Coach turnlock style.",
                    "photo 1: condition appears New\/BNWT based on pristine presentation, though tags and interior condition are not independently verifiable."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: clear PVC\/plastic construction never used for vintage Coach classics",
                    "photo 1-6: no creed patch, wordmark, or Coach hardware observed"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.98,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: transparent PVC\/vinyl body with rhinestone studs, not glove-tanned leather",
                    "photo 1,5: silver-tone round magnetic snap closure, not brass turnlock with correct geometry",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2,4: clear plastic straps and silver-tone hardware, not solid brass",
                    "photo 1-6: new with tags stadium-bag style inconsistent with any vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone round magnetic snap, silver-tone D-rings and buckle; lightweight plated appearance, not solid brass turnlock",
                    "leather_description": "no leather visible; clear transparent PVC\/vinyl with applied rhinestone studs",
                    "lining_description": "unlined clear plastic, no fabric or suede lining visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white\/light edge stitching around PVC panels visible in photo 2,3",
                    "strap_construction": "clear PVC short top handle on metal D-rings plus clear PVC adjustable crossbody strap with buckle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is modern clear stadium crossbody with envelope flap and magnetic snap, no match to any Coach catalog style in section 4",
                    "Materials (PVC\/plastic), hardware finish (silver-tone), and new-with-tags presentation place it as modern fast-fashion, non-Coach",
                    "Condition: New (BNWT); tags visible in photo 1,2,4,5"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
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            "estimated_cost_usd": 0.00909
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        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}