Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.885,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the satchel has a generic contemporary structured silhouette with a decorative rectangular clasp and tassel, not a recognizable vintage Coach construction.",
        "photo 1: bright gold-tone decorative hardware and a large tassel are inconsistent with typical vintage Coach classic hardware.",
        "photo 6: the interior has a high-contrast striped fabric lining, unlike the unlined suede interiors common to classic vintage Coach glove-tanned bags.",
        "photo 6: no creed patch, Coach wordmark, horse-and-carriage mark, or style-number tag is visible.",
        "photo 4: the wallet uses an alligator\/crocodile-embossed pattern and matching generic hardware, with no visible Coach identifier.",
        "photo 4: the bag and wallet show modern synthetic-looking construction rather than clearly identifiable full-grain glove-tanned leather.",
        "photo 1-3: small structured satchel with saffiano-embossed faux leather texture, not glove-tanned cowhide",
        "photo 6: black-and-cream striped polyester lining, not unlined suede or Coach lining",
        "photo 1-3: bright gold-tone plated hardware with decorative bar plate and hanging tassels, not solid brass vintage turnlock geometry",
        "photo 6: zip plus magnetic snap closure with thin plated zipper teeth, not Talon\/YKK solid brass",
        "photo 1-5: matching croc-embossed wristlet wallet set, not a Coach silhouette or construction",
        "photo 4-6: no creed patch on interior wall, no COACH wordmark, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 6: a close-up of every interior wall and pocket seam to confirm that no brand label or fabric tag is present.",
        "photo 1: close-up photographs of the clasp, zipper pulls, and any hardware engravings.",
        "photo 6: a clear view of the interior labels and zipper ends.",
        "seller-stated material composition and whether the exterior is genuine leather, faux leather, or polyurethane.",
        "photo 5: clearer close-ups of the bottom corners and strap attachment points for condition assessment.",
        "photo of any interior leather creed patch or fabric content tag straight-on in raking light",
        "photo of hardware engravings on zipper pulls and front plate",
        "photo of bottom corners close-up to confirm wear"
    ],
    "authenticity_concerns": [
        "photo 1: the decorative clasp\/tassel, bright gold-tone hardware, and contemporary silhouette are lookalike-market cues rather than Coach-specific identifiers.",
        "photo 6: striped synthetic-looking lining and multiple zippered compartments are inconsistent with a classic vintage Coach model.",
        "photos 1 and 6: no Coach identifiers are visible; the bag cannot be supported as Coach from the available evidence."
    ],
    "possible_model_reasoning": [
        "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no horse-and-carriage",
        "Silhouette is modern tassel satchel with zip top and snap compartments, does not match any catalog classic City Bag, Willis, Court, Station, Duffle Sac, Dinky",
        "Materials and construction point to modern fast-fashion synthetic: saffiano PU, striped poly lining, bright plated hardware, base feet, tassel charm",
        "Condition: Good; bottom edge scuffing and soiling visible photo 4-5, otherwise intact; lining clean photo 6"
    ],
    "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: bright gold-tone rectangular clasp with a decorative central ornament and long tassel; small gold-tone rings and apparent metal feet are visible. No engraving is legible.",
        "leather_description": "photos 1 and 4: black smooth\/pebbled material with a uniform finish; it appears synthetic or coated, but material cannot be confirmed from photos.",
        "lining_description": "photo 6: black-and-white striped fabric lining with multiple compartments and a central zipper; likely synthetic, though fiber content is not confirmable.",
        "strap_construction": "photos 1 and 4: two short rounded handles attached with stitched tabs; a thin wrist strap is attached to the wallet. No Coach-style adjustable crossbody strap is visible.",
        "stitching_description": "photos 1 and 4: visible machine stitching is generally even, with no distinctive vintage Coach construction identifiable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "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": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the satchel has a generic contemporary structured silhouette with a decorative rectangular clasp and tassel, not a recognizable vintage Coach construction.",
                    "photo 1: bright gold-tone decorative hardware and a large tassel are inconsistent with typical vintage Coach classic hardware.",
                    "photo 6: the interior has a high-contrast striped fabric lining, unlike the unlined suede interiors common to classic vintage Coach glove-tanned bags.",
                    "photo 6: no creed patch, Coach wordmark, horse-and-carriage mark, or style-number tag is visible.",
                    "photo 4: the wallet uses an alligator\/crocodile-embossed pattern and matching generic hardware, with no visible Coach identifier.",
                    "photo 4: the bag and wallet show modern synthetic-looking construction rather than clearly identifiable full-grain glove-tanned leather."
                ],
                "missing_information": [
                    "photo 6: a close-up of every interior wall and pocket seam to confirm that no brand label or fabric tag is present.",
                    "photo 1: close-up photographs of the clasp, zipper pulls, and any hardware engravings.",
                    "photo 6: a clear view of the interior labels and zipper ends.",
                    "seller-stated material composition and whether the exterior is genuine leather, faux leather, or polyurethane.",
                    "photo 5: clearer close-ups of the bottom corners and strap attachment points for condition assessment."
                ],
                "authenticity_concerns": [
                    "photo 1: the decorative clasp\/tassel, bright gold-tone hardware, and contemporary silhouette are lookalike-market cues rather than Coach-specific identifiers.",
                    "photo 6: striped synthetic-looking lining and multiple zippered compartments are inconsistent with a classic vintage Coach model.",
                    "photos 1 and 6: no Coach identifiers are visible; the bag cannot be supported as Coach from the available evidence."
                ],
                "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: bright gold-tone rectangular clasp with a decorative central ornament and long tassel; small gold-tone rings and apparent metal feet are visible. No engraving is legible.",
                    "leather_description": "photos 1 and 4: black smooth\/pebbled material with a uniform finish; it appears synthetic or coated, but material cannot be confirmed from photos.",
                    "lining_description": "photo 6: black-and-white striped fabric lining with multiple compartments and a central zipper; likely synthetic, though fiber content is not confirmable.",
                    "strap_construction": "photos 1 and 4: two short rounded handles attached with stitched tabs; a thin wrist strap is attached to the wallet. No Coach-style adjustable crossbody strap is visible.",
                    "stitching_description": "photos 1 and 4: visible machine stitching is generally even, with no distinctive vintage Coach construction identifiable."
                },
                "possible_model_reasoning": [],
                "confidence": 0.89,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of any interior leather creed patch or fabric content tag straight-on in raking light",
                    "photo of hardware engravings on zipper pulls and front plate",
                    "photo of bottom corners close-up to confirm wear"
                ],
                "negative_evidence": [
                    "photo 1-3: small structured satchel with saffiano-embossed faux leather texture, not glove-tanned cowhide",
                    "photo 6: black-and-cream striped polyester lining, not unlined suede or Coach lining",
                    "photo 1-3: bright gold-tone plated hardware with decorative bar plate and hanging tassels, not solid brass vintage turnlock geometry",
                    "photo 6: zip plus magnetic snap closure with thin plated zipper teeth, not Talon\/YKK solid brass",
                    "photo 1-5: matching croc-embossed wristlet wallet set, not a Coach silhouette or construction",
                    "photo 4-6: no creed patch on interior wall, no COACH wordmark, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware, thin D-rings, front bar plate with tassel drops, plated zipper, base feet; lightweight plated appearance, not solid brass",
                    "leather_description": "black saffiano-embossed faux\/PU leather with sheen, structured but soft slump, bottom edge scuffing in photo 4-5; not full-grain glove-tanned",
                    "lining_description": "black-and-cream striped synthetic polyester lining visible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; straight edge stitching at handle anchors, no close-up to assess thread match",
                    "strap_construction": "short rolled top handles attached via gold-tone D-rings, no detachable crossbody strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any of 6 photos: no creed, no wordmark, no hangtag, no horse-and-carriage",
                    "Silhouette is modern tassel satchel with zip top and snap compartments, does not match any catalog classic City Bag, Willis, Court, Station, Duffle Sac, Dinky",
                    "Materials and construction point to modern fast-fashion synthetic: saffiano PU, striped poly lining, bright plated hardware, base feet, tassel charm",
                    "Condition: Good; bottom edge scuffing and soiling visible photo 4-5, otherwise intact; lining clean photo 6"
                ],
                "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": 17722,
            "output_tokens": 891,
            "total_tokens": 18613,
            "estimated_cost_usd": 0.009227
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18056,
            "output_tokens": 1412,
            "total_tokens": 19468,
            "estimated_cost_usd": 0.004741
        }
    ]
}