Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.065,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.795,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.875,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with a structured tote\/shoulder-bag body and multiple straps.",
        "photo 2: gold-tone ring hardware is visible, but it does not specifically identify Coach."
    ],
    "negative_evidence": [
        "photo 1: exterior appears smooth, glossy synthetic or pleather rather than vintage glove-tanned cowhide.",
        "photos 4 and 7: fabric lining is visible, inconsistent with many classic unlined vintage Coach styles.",
        "photos 1-7: no legible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photos 2-7: hardware and strap arrangement appear generic\/Y2K rather than a recognizable Coach catalog silhouette.",
        "photo 5: attached heart-shaped mirror is visibly broken; it is not a Coach hangtag.",
        "photo 1, photo 2: shimmery coated faux-leather (pleather) exterior with plastic sheen, never used for vintage Coach glove-tanned classics",
        "photo 4, photo 6: fully lined tan cloth\/fabric interior, not unlined suede-back glove-tanned leather",
        "photo 2, photo 3: large brass-tone grommet\/ring handle attachment with gathered ruched top, no turnlock, no solid-brass Coach turnlock geometry",
        "photo 4, photo 6: no creed patch visible on interior walls despite clear interior views",
        "photo 5: attached heart-shaped mirror fob, not a Coach hangtag and not a Coach design cue",
        "seller text states pleather exterior and cloth interior, both exclusionary for vintage Coach"
    ],
    "missing_information": [
        "A straight-on photograph of every interior wall and pocket to confirm that no creed or fabric Coach tag is present.",
        "Close-ups of all hardware, zipper pulls, and strap attachments.",
        "Bottom, side, and full exterior photographs with the bag emptied and laid flat.",
        "Seller-stated dimensions and any brand markings hidden under the interior pockets or seams.",
        "No Coach identifiers to verify - no creed, brand label, or wordmark visible; no further Coach-specific photos needed"
    ],
    "authenticity_concerns": [],
    "possible_model_reasoning": [
        "The oblong tote shape and multiple ring-attached straps do not closely match the listed classic vintage Coach models.",
        "The visible synthetic exterior and fabric-lined interior support a modern, non-Coach handbag classification.",
        "Condition: Good overall from the visible exterior and interior, with creasing and a broken heart-shaped mirror; corners, odor, and long-term material durability are not fully assessable.",
        "Not a Coach silhouette: oblong slouchy Y2K tote with ruched grommet-ring top and heart mirror has no match in Coach classic catalog (City, Willis, Court, Station, Duffle Sac, etc.)",
        "Materials rule out Coach: pleather + cloth lining is explicitly coach_probability <=0.05 category",
        "No hard identifiers: no creed, no wordmark, no hangtag, no solid-brass turnlock in any of 6 photos",
        "Condition: Very Good to Excellent for a fashion bag; exterior clean with minor marks (photo 1), interior clean (photo 4), attached heart mirror cracked\/broken (photo 5) per seller"
    ],
    "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": "Visible gold-tone rings, strap clips, rivets, and zipper hardware; no Coach engraving is visible. The heart-shaped attached mirror is broken.",
        "leather_description": "Smooth, glossy brown material with a synthetic\/pleather appearance; no visible natural glove-tanned grain.",
        "lining_description": "Tan\/beige fabric lining with interior zip and slip pockets is visible in photos 4 and 7.",
        "strap_construction": "Multiple padded or folded shoulder straps with ring attachments and small clip hardware; visible construction is consistent with a modern Y2K-style tote.",
        "stitching_description": "Visible machine stitching is generally even, with folded and piped synthetic-material edges; no distinctive Coach construction is apparent."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.89,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with a structured tote\/shoulder-bag body and multiple straps.",
                    "photo 2: gold-tone ring hardware is visible, but it does not specifically identify Coach."
                ],
                "negative_evidence": [
                    "photo 1: exterior appears smooth, glossy synthetic or pleather rather than vintage glove-tanned cowhide.",
                    "photos 4 and 7: fabric lining is visible, inconsistent with many classic unlined vintage Coach styles.",
                    "photos 1-7: no legible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible.",
                    "photos 2-7: hardware and strap arrangement appear generic\/Y2K rather than a recognizable Coach catalog silhouette.",
                    "photo 5: attached heart-shaped mirror is visibly broken; it is not a Coach hangtag."
                ],
                "missing_information": [
                    "A straight-on photograph of every interior wall and pocket to confirm that no creed or fabric Coach tag is present.",
                    "Close-ups of all hardware, zipper pulls, and strap attachments.",
                    "Bottom, side, and full exterior photographs with the bag emptied and laid flat.",
                    "Seller-stated dimensions and any brand markings hidden under the interior pockets or seams."
                ],
                "authenticity_concerns": [],
                "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": "Visible gold-tone rings, strap clips, rivets, and zipper hardware; no Coach engraving is visible. The heart-shaped attached mirror is broken.",
                    "leather_description": "Smooth, glossy brown material with a synthetic\/pleather appearance; no visible natural glove-tanned grain.",
                    "lining_description": "Tan\/beige fabric lining with interior zip and slip pockets is visible in photos 4 and 7.",
                    "strap_construction": "Multiple padded or folded shoulder straps with ring attachments and small clip hardware; visible construction is consistent with a modern Y2K-style tote.",
                    "stitching_description": "Visible machine stitching is generally even, with folded and piped synthetic-material edges; no distinctive Coach construction is apparent."
                },
                "possible_model_reasoning": [
                    "The oblong tote shape and multiple ring-attached straps do not closely match the listed classic vintage Coach models.",
                    "The visible synthetic exterior and fabric-lined interior support a modern, non-Coach handbag classification.",
                    "Condition: Good overall from the visible exterior and interior, with creasing and a broken heart-shaped mirror; corners, odor, and long-term material durability are not fully assessable."
                ],
                "confidence": 0.9,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach identifiers to verify - no creed, brand label, or wordmark visible; no further Coach-specific photos needed"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: shimmery coated faux-leather (pleather) exterior with plastic sheen, never used for vintage Coach glove-tanned classics",
                    "photo 4, photo 6: fully lined tan cloth\/fabric interior, not unlined suede-back glove-tanned leather",
                    "photo 2, photo 3: large brass-tone grommet\/ring handle attachment with gathered ruched top, no turnlock, no solid-brass Coach turnlock geometry",
                    "photo 4, photo 6: no creed patch visible on interior walls despite clear interior views",
                    "photo 5: attached heart-shaped mirror fob, not a Coach hangtag and not a Coach design cue",
                    "seller text states pleather exterior and cloth interior, both exclusionary for vintage Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone large round rings\/grommets at handle attachments, small lobster clips; thin plated fashion hardware, not solid vintage brass turnlock\/buckle",
                    "leather_description": "shimmery metallic brown faux leather (pleather) with pebbled emboss and high sheen, soft slouchy hand",
                    "lining_description": "tan\/beige woven cloth fabric lining with interior zip pocket, visible in photo 4 and photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast topstitching around edges and handles, even but fashion-grade",
                    "strap_construction": "two short top handles attached via metal rings through grommeted tabs, plus thin detachable interior wristlet\/strap on small lobster clip",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: oblong slouchy Y2K tote with ruched grommet-ring top and heart mirror has no match in Coach classic catalog (City, Willis, Court, Station, Duffle Sac, etc.)",
                    "Materials rule out Coach: pleather + cloth lining is explicitly coach_probability <=0.05 category",
                    "No hard identifiers: no creed, no wordmark, no hangtag, no solid-brass turnlock in any of 6 photos",
                    "Condition: Very Good to Excellent for a fashion bag; exterior clean with minor marks (photo 1), interior clean (photo 4), attached heart mirror cracked\/broken (photo 5) per seller"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.1
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18112,
            "output_tokens": 817,
            "total_tokens": 18929,
            "estimated_cost_usd": 0.009206
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18663,
            "output_tokens": 1147,
            "total_tokens": 19810,
            "estimated_cost_usd": 0.00465
        }
    ]
}