Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.66,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.815,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Four small structured handbags are shown, but none visibly has a Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hangtag.",
        "photo 1: The bags appear new with retail-style tags and have a coordinated generic production design rather than a documented vintage Coach silhouette.",
        "photos 2-3: Interior compartments use dark fabric-like lining and visible zipper construction; no Coach creed or fabric identification tag is visible.",
        "photos 1-3: The round snap hardware, smooth glossy material, and uniform machine-made construction provide no distinctive vintage Coach evidence.",
        "photo 1: lot of four identical NEW with retail tags mass-produced bags, not vintage Coach production",
        "photo 2, photo 3: black synthetic fabric lining, not unlined glove-tanned suede",
        "photo 2, photo 3: magnetic snap closure with thin gold-tone hardware, no brass turnlock with vintage geometry",
        "photo 1, photo 2: smooth uniform coated surface with no glove-tanned grain, patina or natural characteristics",
        "photo 1, photo 2, photo 3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "Straight-on photos of each bag's interior back wall and every sewn-in label or tag.",
        "Close-up photos of both sides of the attached tags; the printed text is too small to read.",
        "Close-up photos of zipper pulls, snaps, hardware backs, bottom panels, and stitching.",
        "Photos of all four bags individually, including side, bottom, and strap\/handle attachment views.",
        "photo of any interior brand stamp, leather creed patch, or fabric content tag to confirm material and maker",
        "photo of bottom, back and hardware close-ups",
        "material composition from retail tag"
    ],
    "authenticity_concerns": [
        "photo 1: The set has no visible Coach identifiers and appears to be modern generic or off-brand merchandise rather than Coach.",
        "photos 2-3: The dark textile-like lining and lightweight-looking construction are inconsistent with classic unlined glove-tanned vintage Coach styles."
    ],
    "possible_model_reasoning": [
        "photo 1: The compact top-handle, flap-and-snap design does not closely establish a specific Coach model and is common among generic modern handbags.",
        "photos 2-3: The compartment layout and fabric-like lining point toward modern mass-produced bags, not classic unlined Coach glove-tanned styles.",
        "Condition: New or near-new based on attached retail tags and protective packaging visible in photos 1-3; interior and all four bags are not fully documented.",
        "No Coach model fits: top-handle flap silhouette with magnetic snaps, synthetic lining and plated hardware does not match any catalog classic in section 4",
        "No Coach identifier observed in any photo to decode for era or style",
        "Condition: New with tags as listed; photo 1 shows retail tags attached, photo 2 shows stuffing plastic inside"
    ],
    "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": "photos 1-3: Round snap closures and small gold-tone zipper hardware are visible; no Coach engraving is legible. A white retail tag is attached to at least one black bag, but its text is not readable.",
        "leather_description": "photos 1-3: Smooth brown and black material with a fairly uniform finish is visible; natural leather type cannot be confirmed from these photos.",
        "lining_description": "photos 2-3: Dark fabric-like lining and multiple compartments are visible; exact material and condition are not determinable.",
        "strap_construction": "photo 1: Short fixed rounded handles are visible; detailed attachment and any detachable shoulder straps are not shown.",
        "stitching_description": "photos 1-3: Machine stitching appears generally even and decorative panel seams are visible; close-up quality is insufficient for a detailed construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Four small structured handbags are shown, but none visibly has a Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hangtag.",
                    "photo 1: The bags appear new with retail-style tags and have a coordinated generic production design rather than a documented vintage Coach silhouette.",
                    "photos 2-3: Interior compartments use dark fabric-like lining and visible zipper construction; no Coach creed or fabric identification tag is visible.",
                    "photos 1-3: The round snap hardware, smooth glossy material, and uniform machine-made construction provide no distinctive vintage Coach evidence."
                ],
                "missing_information": [
                    "Straight-on photos of each bag's interior back wall and every sewn-in label or tag.",
                    "Close-up photos of both sides of the attached tags; the printed text is too small to read.",
                    "Close-up photos of zipper pulls, snaps, hardware backs, bottom panels, and stitching.",
                    "Photos of all four bags individually, including side, bottom, and strap\/handle attachment views."
                ],
                "authenticity_concerns": [
                    "photo 1: The set has no visible Coach identifiers and appears to be modern generic or off-brand merchandise rather than Coach.",
                    "photos 2-3: The dark textile-like lining and lightweight-looking construction are inconsistent with classic unlined glove-tanned vintage Coach styles."
                ],
                "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": "photos 1-3: Round snap closures and small gold-tone zipper hardware are visible; no Coach engraving is legible. A white retail tag is attached to at least one black bag, but its text is not readable.",
                    "leather_description": "photos 1-3: Smooth brown and black material with a fairly uniform finish is visible; natural leather type cannot be confirmed from these photos.",
                    "lining_description": "photos 2-3: Dark fabric-like lining and multiple compartments are visible; exact material and condition are not determinable.",
                    "strap_construction": "photo 1: Short fixed rounded handles are visible; detailed attachment and any detachable shoulder straps are not shown.",
                    "stitching_description": "photos 1-3: Machine stitching appears generally even and decorative panel seams are visible; close-up quality is insufficient for a detailed construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: The compact top-handle, flap-and-snap design does not closely establish a specific Coach model and is common among generic modern handbags.",
                    "photos 2-3: The compartment layout and fabric-like lining point toward modern mass-produced bags, not classic unlined Coach glove-tanned styles.",
                    "Condition: New or near-new based on attached retail tags and protective packaging visible in photos 1-3; interior and all four bags are not fully documented."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of any interior brand stamp, leather creed patch, or fabric content tag to confirm material and maker",
                    "photo of bottom, back and hardware close-ups",
                    "material composition from retail tag"
                ],
                "negative_evidence": [
                    "photo 1: lot of four identical NEW with retail tags mass-produced bags, not vintage Coach production",
                    "photo 2, photo 3: black synthetic fabric lining, not unlined glove-tanned suede",
                    "photo 2, photo 3: magnetic snap closure with thin gold-tone hardware, no brass turnlock with vintage geometry",
                    "photo 1, photo 2: smooth uniform coated surface with no glove-tanned grain, patina or natural characteristics",
                    "photo 1, photo 2, photo 3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone magnetic snaps and zipper slider visible in photo 2, photo 3; thin plated appearance, not solid brass turnlock or brass hardware",
                    "leather_description": "smooth uniform brown and black coated material in photo 1, photo 2; even sheen and no visible full-grain texture, consistent with synthetic \/ faux leather, not glove-tanned cowhide",
                    "lining_description": "black synthetic fabric lining visible in photo 2, photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching visible on flap in photo 1, thread matched to body; no further detail visible",
                    "strap_construction": "short fixed top handles in photo 1; no detachable crossbody strap, buckle adjustment, dogleash clips or dowel handle shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: top-handle flap silhouette with magnetic snaps, synthetic lining and plated hardware does not match any catalog classic in section 4",
                    "No Coach identifier observed in any photo to decode for era or style",
                    "Condition: New with tags as listed; photo 1 shows retail tags attached, photo 2 shows stuffing plastic inside"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}