Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.885,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: glossy brown crocodile-embossed material and decorative belt detail do not resemble vintage Coach glove-tanned leather.",
        "photo 2: close-up shows highly glossy, heavily embossed material with a synthetic-looking surface; no Coach wordmark or creed is visible.",
        "photo 3: side view shows generic construction and silver-tone ring hardware, with no Coach-specific identifier.",
        "photo 4: front view has no visible Coach logo, horse-and-carriage, hangtag, or vintage turnlock.",
        "photo 5: rear view shows generic belt and handle construction without branding.",
        "photo 6: bottom view provides no Coach identifier.",
        "listing text: seller explicitly describes the bag as vegan leather and unbranded.",
        "photo 1-6: glossy croc-embossed bronze-brown vegan \/ faux-leather material, not glove-tanned cowhide",
        "title states 'Vegan Leather' - faux\/PU material gives coach_probability <=0.05 per skill",
        "photo 1,4: no turnlock, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1,4: thin silver-tone O-ring handle attachments, not solid brass vintage hardware",
        "photo 1,2,4: decorative tied bow sash \/ side belt and tote silhouette with no Coach catalog match"
    ],
    "missing_information": [
        "photo 1-7: interior view, including any labels, creed patch, fabric tag, and lining.",
        "photo 1-7: close-ups of zipper pulls, hardware stamps, and seams.",
        "photo 1-7: underside and attachment points of the handles and belt.",
        "interior \/ lining view not shown",
        "creed patch \/ interior back wall not shown",
        "hardware engravings \/ zipper brand not shown",
        "hangtag \/ brand label close-up not shown"
    ],
    "authenticity_concerns": [
        "photo 1-7: the seller-described vegan material is inconsistent with the natural glove-tanned leather used for the vintage Coach styles most relevant to this search.",
        "photo 1-7: no Coach identifier is visible, while the silhouette and decorative hardware are generic; this is best treated as a non-Coach lookalike rather than a misidentified vintage Coach bag."
    ],
    "possible_model_reasoning": [
        "photo 1-7: no Coach catalog model is a reasonable match; the bag is a generic glossy embossed tote\/shoulder bag.",
        "photo 1-7: no readable creed or style number is present, so Coach-era dating and model matching are not supported.",
        "Condition: Very Good based on the clean exterior and intact-looking handles in the photos; interior condition, odor, lining, and functional hardware are unknown.",
        "No Coach model fits: material is synthetic vegan leather, hardware is silver-tone O-rings, closure\/silhouette is open tote with bow sash - inconsistent with any classic glove-tanned Coach catalog style",
        "No creed, serial, wordmark, hangtag or turnlock observed in any of 6 exterior photos to support Coach manufacture",
        "Condition: Good to Very Good exterior for a synthetic tote; surface gloss intact with light wear, bottom not fully assessed; interior not shown so 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 1-5: silver-tone circular rings and small rivet-like fasteners are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-7: glossy bronze-brown crocodile-embossed material; seller identifies it as vegan leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1, 3-5: two fixed shoulder handles attached with ring hardware, plus a wide decorative belt-like strap around the bag.",
        "stitching_description": "photo 1-5: visible machine-style stitching appears generally even, but the construction is generic and no Coach-specific workmanship feature is identifiable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0026,
    "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": 0.91,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: glossy brown crocodile-embossed material and decorative belt detail do not resemble vintage Coach glove-tanned leather.",
                    "photo 2: close-up shows highly glossy, heavily embossed material with a synthetic-looking surface; no Coach wordmark or creed is visible.",
                    "photo 3: side view shows generic construction and silver-tone ring hardware, with no Coach-specific identifier.",
                    "photo 4: front view has no visible Coach logo, horse-and-carriage, hangtag, or vintage turnlock.",
                    "photo 5: rear view shows generic belt and handle construction without branding.",
                    "photo 6: bottom view provides no Coach identifier.",
                    "listing text: seller explicitly describes the bag as vegan leather and unbranded."
                ],
                "missing_information": [
                    "photo 1-7: interior view, including any labels, creed patch, fabric tag, and lining.",
                    "photo 1-7: close-ups of zipper pulls, hardware stamps, and seams.",
                    "photo 1-7: underside and attachment points of the handles and belt."
                ],
                "authenticity_concerns": [
                    "photo 1-7: the seller-described vegan material is inconsistent with the natural glove-tanned leather used for the vintage Coach styles most relevant to this search.",
                    "photo 1-7: no Coach identifier is visible, while the silhouette and decorative hardware are generic; this is best treated as a non-Coach lookalike 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": false,
                    "hardware_description": "photo 1-5: silver-tone circular rings and small rivet-like fasteners are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1-7: glossy bronze-brown crocodile-embossed material; seller identifies it as vegan leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1, 3-5: two fixed shoulder handles attached with ring hardware, plus a wide decorative belt-like strap around the bag.",
                    "stitching_description": "photo 1-5: visible machine-style stitching appears generally even, but the construction is generic and no Coach-specific workmanship feature is identifiable."
                },
                "possible_model_reasoning": [
                    "photo 1-7: no Coach catalog model is a reasonable match; the bag is a generic glossy embossed tote\/shoulder bag.",
                    "photo 1-7: no readable creed or style number is present, so Coach-era dating and model matching are not supported.",
                    "Condition: Very Good based on the clean exterior and intact-looking handles in the photos; interior condition, odor, lining, and functional hardware are unknown."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior \/ lining view not shown",
                    "creed patch \/ interior back wall not shown",
                    "hardware engravings \/ zipper brand not shown",
                    "hangtag \/ brand label close-up not shown"
                ],
                "negative_evidence": [
                    "photo 1-6: glossy croc-embossed bronze-brown vegan \/ faux-leather material, not glove-tanned cowhide",
                    "title states 'Vegan Leather' - faux\/PU material gives coach_probability <=0.05 per skill",
                    "photo 1,4: no turnlock, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1,4: thin silver-tone O-ring handle attachments, not solid brass vintage hardware",
                    "photo 1,2,4: decorative tied bow sash \/ side belt and tote silhouette with no Coach catalog match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone thin O-rings at handle anchors with small rivet studs; no turnlock, no brass, no engravings visible",
                    "leather_description": "bronze-brown glossy croc-embossed vegan faux leather with high shine, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching at edges and handle anchors; no detailed stitch close-up visible",
                    "strap_construction": "dual fixed shoulder straps in same faux material attached via metal O-rings to riveted tabs; non-adjustable, non-detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: material is synthetic vegan leather, hardware is silver-tone O-rings, closure\/silhouette is open tote with bow sash - inconsistent with any classic glove-tanned Coach catalog style",
                    "No creed, serial, wordmark, hangtag or turnlock observed in any of 6 exterior photos to support Coach manufacture",
                    "Condition: Good to Very Good exterior for a synthetic tote; surface gloss intact with light wear, bottom not fully assessed; interior not shown so lining unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "estimated_cost_usd": 0.01105
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        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}