Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.895,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is covered in rhinestones on a black textile or synthetic-looking base, unlike the glove-tanned leather and classic construction associated with vintage Coach.",
        "photo 1: visible hardware is bright silver-tone, with large circular grommets and a chain strap rather than typical vintage Coach brass hardware.",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, hangtag, or recognizable Coach identifier is visible.",
        "photo 1: drawstring bucket\/evening-bag design does not visibly correspond to a documented vintage Coach model.",
        "photo 1: black fabric body covered in rhinestones\/crystals, not glove-tanned cowhide",
        "photo 1: silver-tone chain strap and large grommets, not solid brass vintage hardware",
        "photo 1: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 1: bucket\/drawstring evening silhouette with chain, not matching classic Coach catalog styles"
    ],
    "missing_information": [
        "photo 1: interior, lining, bottom, strap attachment, and any sewn-in labels are not shown.",
        "Request a straight-on interior photo, including all labels, patches, and pocket seams.",
        "Request close-ups of any zipper pulls, hardware stamps, and the reverse side of the hangtag or brand label if present.",
        "interior views not shown",
        "creed patch close-up not shown",
        "bottom, back and side views not shown",
        "hardware stamps not shown"
    ],
    "authenticity_concerns": [
        "photo 1: construction and materials indicate a generic modern rhinestone evening bag rather than a Coach leather handbag; no Coach identifier is visible.",
        "photo 1: fabric\/rhinestone body, silver-tone chain and grommets inconsistent with vintage Coach glove-tanned leather and solid-brass hardware"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a modern rhinestone drawstring\/bucket evening bag, not a recognizable vintage Coach model.",
        "Condition: approximately Good to Very Good based on the single exterior photo; the bag appears intact, but interior condition, missing stones, odor, and hardware function are unknown.",
        "No Coach identifiers visible: no creed, no wordmark, no hangtag, no brass turnlock",
        "Construction - fabric + rhinestones + silver chain - belongs to modern fast-fashion evening bag population, not any Coach era\/line",
        "Condition: appears new-like in photo 1 but only one front view shown so grade capped; lining, bottom and strap condition 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: bright silver-tone circular grommets with a chunky chain strap; no Coach engraving is visible.",
        "leather_description": "photo 1: black rhinestone-covered textile or synthetic material; leather is not visible.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: chain strap attached through large circular grommets at the upper sides.",
        "stitching_description": "photo 1: visible horizontal seam near the lower body; detailed stitching quality is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is covered in rhinestones on a black textile or synthetic-looking base, unlike the glove-tanned leather and classic construction associated with vintage Coach.",
                    "photo 1: visible hardware is bright silver-tone, with large circular grommets and a chain strap rather than typical vintage Coach brass hardware.",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, hangtag, or recognizable Coach identifier is visible.",
                    "photo 1: drawstring bucket\/evening-bag design does not visibly correspond to a documented vintage Coach model."
                ],
                "missing_information": [
                    "photo 1: interior, lining, bottom, strap attachment, and any sewn-in labels are not shown.",
                    "Request a straight-on interior photo, including all labels, patches, and pocket seams.",
                    "Request close-ups of any zipper pulls, hardware stamps, and the reverse side of the hangtag or brand label if present."
                ],
                "authenticity_concerns": [
                    "photo 1: construction and materials indicate a generic modern rhinestone evening bag rather than a Coach leather handbag; no Coach identifier is visible."
                ],
                "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 silver-tone circular grommets with a chunky chain strap; no Coach engraving is visible.",
                    "leather_description": "photo 1: black rhinestone-covered textile or synthetic material; leather is not visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: chain strap attached through large circular grommets at the upper sides.",
                    "stitching_description": "photo 1: visible horizontal seam near the lower body; detailed stitching quality is not assessable."
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a modern rhinestone drawstring\/bucket evening bag, not a recognizable vintage Coach model.",
                    "Condition: approximately Good to Very Good based on the single exterior photo; the bag appears intact, but interior condition, missing stones, odor, and hardware function are unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: fabric\/rhinestone body, silver-tone chain and grommets inconsistent with vintage Coach glove-tanned leather and solid-brass hardware"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior views not shown",
                    "creed patch close-up not shown",
                    "bottom, back and side views not shown",
                    "hardware stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1: black fabric body covered in rhinestones\/crystals, not glove-tanned cowhide",
                    "photo 1: silver-tone chain strap and large grommets, not solid brass vintage hardware",
                    "photo 1: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 1: bucket\/drawstring evening silhouette with chain, not matching classic Coach catalog styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone chain strap through large silver-tone grommets; no turnlock, no brass",
                    "leather_description": "no leather visible; black woven fabric base with all-over rhinestone embellishment",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin silver-tone chain shoulder strap through eyelets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Construction - fabric + rhinestones + silver chain - belongs to modern fast-fashion evening bag population, not any Coach era\/line",
                    "Condition: appears new-like in photo 1 but only one front view shown so grade capped; lining, bottom and strap condition unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17206,
            "output_tokens": 681,
            "total_tokens": 17887,
            "estimated_cost_usd": 0.008517
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17676,
            "output_tokens": 972,
            "total_tokens": 18648,
            "estimated_cost_usd": 0.004313
        }
    ]
}