Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.86,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag appears to be a modern soft-sided tote or shoulder bag with perforated panels and no visible Coach branding.",
        "photo 1: visible material has a uniform synthetic-looking finish; seller describes it as vegan leather.",
        "photo 2: zipper hardware and pulls are visible, but no Coach engraving or vintage Coach construction cues are apparent.",
        "photo 4: additional strap is wrapped in plastic, consistent with a modern fashion bag rather than a vintage Coach classic.",
        "photos 1-4: no visible creed patch, serial\/style number, Coach wordmark, horse-and-carriage mark, turnlock, or Coach hangtag.",
        "photo 1-4: faux\/vegan material with distressed coating and laser perforations, not glove-tanned cowhide",
        "photo 2-3: bright gold-tone plated zipper and grommet rings, not solid vintage brass",
        "photo 2: exterior side zip pocket with knotted tassel pull, not a Coach classic layout",
        "photo 4: extra strap still in plastic wrap and perforated tote silhouette with contrast stitching, modern fast-fashion construction",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-4: interior is not shown; request emptied interior, lining, labels, and any brand tags.",
        "photo 1-4: bottom and full strap attachment details are not fully shown.",
        "photo 2: request close-ups of zipper pulls and all hardware for possible maker markings.",
        "photo 1-3: interior wall and any creed patch or fabric tags not shown in readable detail",
        "photo 1-4: no bottom, close-up hardware stamps, or brand label shown"
    ],
    "authenticity_concerns": [
        "photos 1-4: no Coach identifiers are visible and the perforated synthetic-looking construction does not match the typical vintage Coach glove-tanned leather handbag population.",
        "photo 4: plastic-wrapped extra strap and contemporary perforated design are inconsistent with a vintage Coach classic."
    ],
    "possible_model_reasoning": [
        "No Coach model is suggested: the perforated tote\/shoulder-bag silhouette lacks a visible Coach identifier and is not a recognizable vintage Coach classic.",
        "Condition appears Very Good to Like New externally because the material and stitching look intact and an extra strap is plastic-wrapped; interior condition is unknown.",
        "No Coach silhouette match: perforated vegan hobo\/tote with side zip pockets and grommet handles does not correspond to any catalog classic in \u00a74",
        "No identifiers to decode: no creed, serial, wordmark or hangtag visible to support era dating",
        "Condition: appears Good to Very Good for a used synthetic bag with no obvious tears in photos 1-4, but interior, bottom corners and odor unknown so grade capped"
    ],
    "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 1-4: small gold-tone rings, grommets, zipper teeth, and zipper pulls are visible; no Coach engraving is legible.",
        "leather_description": "photos 1-4: smooth, uniform taupe\/olive material with extensive perforated panels; seller states vegan leather, and no natural glove-tanned leather characteristics are apparent.",
        "lining_description": "dark brown fabric glimpsed in photo 1 interior; not unlined suede; full lining not shown",
        "strap_construction": "photos 1, 3-4: wide perforated shoulder straps and a separate long strap are visible; the extra strap in photo 4 is wrapped in plastic.",
        "stitching_description": "photos 1-4: visible exterior stitching is generally even and machine-sewn; no distinctive vintage Coach construction can be established."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0038,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag appears to be a modern soft-sided tote or shoulder bag with perforated panels and no visible Coach branding.",
                    "photo 1: visible material has a uniform synthetic-looking finish; seller describes it as vegan leather.",
                    "photo 2: zipper hardware and pulls are visible, but no Coach engraving or vintage Coach construction cues are apparent.",
                    "photo 4: additional strap is wrapped in plastic, consistent with a modern fashion bag rather than a vintage Coach classic.",
                    "photos 1-4: no visible creed patch, serial\/style number, Coach wordmark, horse-and-carriage mark, turnlock, or Coach hangtag."
                ],
                "missing_information": [
                    "photo 1-4: interior is not shown; request emptied interior, lining, labels, and any brand tags.",
                    "photo 1-4: bottom and full strap attachment details are not fully shown.",
                    "photo 2: request close-ups of zipper pulls and all hardware for possible maker markings."
                ],
                "authenticity_concerns": [
                    "photos 1-4: no Coach identifiers are visible and the perforated synthetic-looking construction does not match the typical vintage Coach glove-tanned leather handbag population.",
                    "photo 4: plastic-wrapped extra strap and contemporary perforated design are inconsistent with a vintage 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": "photos 1-4: small gold-tone rings, grommets, zipper teeth, and zipper pulls are visible; no Coach engraving is legible.",
                    "leather_description": "photos 1-4: smooth, uniform taupe\/olive material with extensive perforated panels; seller states vegan leather, and no natural glove-tanned leather characteristics are apparent.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3-4: wide perforated shoulder straps and a separate long strap are visible; the extra strap in photo 4 is wrapped in plastic.",
                    "stitching_description": "photos 1-4: visible exterior stitching is generally even and machine-sewn; no distinctive vintage Coach construction can be established."
                },
                "possible_model_reasoning": [
                    "No Coach model is suggested: the perforated tote\/shoulder-bag silhouette lacks a visible Coach identifier and is not a recognizable vintage Coach classic.",
                    "Condition appears Very Good to Like New externally because the material and stitching look intact and an extra strap is plastic-wrapped; interior condition is unknown."
                ],
                "confidence": 0.87,
                "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-3: interior wall and any creed patch or fabric tags not shown in readable detail",
                    "photo 1-4: no bottom, close-up hardware stamps, or brand label shown"
                ],
                "negative_evidence": [
                    "photo 1-4: faux\/vegan material with distressed coating and laser perforations, not glove-tanned cowhide",
                    "photo 2-3: bright gold-tone plated zipper and grommet rings, not solid vintage brass",
                    "photo 2: exterior side zip pocket with knotted tassel pull, not a Coach classic layout",
                    "photo 4: extra strap still in plastic wrap and perforated tote silhouette with contrast stitching, modern fast-fashion construction",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone metal grommet rings and side zippers with tassel pulls; bright plated appearance, not solid vintage brass; no turnlock",
                    "leather_description": "seller-stated vegan\/faux leather; distressed matte coating with all-over perforated panels on upper body, not glove-tanned full-grain cowhide",
                    "lining_description": "dark brown fabric glimpsed in photo 1 interior; not unlined suede; full lining not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast topstitching around panels and pockets, visible in photo 1-2; even but modern machine work",
                    "strap_construction": "short shoulder handles through grommets plus additional long strap in plastic in photo 4; flat faux-leather straps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: perforated vegan hobo\/tote with side zip pockets and grommet handles does not correspond to any catalog classic in \u00a74",
                    "No identifiers to decode: no creed, serial, wordmark or hangtag visible to support era dating",
                    "Condition: appears Good to Very Good for a used synthetic bag with no obvious tears in photos 1-4, but interior, bottom corners and odor unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16841,
            "output_tokens": 766,
            "total_tokens": 17607,
            "estimated_cost_usd": 0.008575
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17159,
            "output_tokens": 1162,
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}