Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.19,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small handbag with an attached chain shoulder strap.",
        "photo 3: Interior appears to have a light-colored fabric lining and a metal zipper."
    ],
    "negative_evidence": [
        "photo 1: Exterior is made of reflective gold-tone metal mesh\/sequin-like material, not Coach glove-tanned leather or Coach signature canvas.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
        "photo 2: Hardware and long chain strap are generic evening-bag construction rather than the solid-brass hardware and leather strap systems typical of vintage Coach.",
        "photo 4: Back is entirely gold-tone mesh with no visible branding or leather hangtag.",
        "photo 3: Interior has no visible creed patch, serial\/style number, or Coach label.",
        "photo 1, photo 2, photo 4: body is gold-tone metal mesh \/ chainmail, not glove-tanned leather",
        "photo 3: beige fabric lining, not unlined suede-back glove-tanned leather",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 1-4: no turnlock, no leather hangtag; closure is top zip with thin gold-tone chain strap"
    ],
    "missing_information": [
        "Straight-on close-up of the interior label and all interior pockets.",
        "Close-up photographs of the zipper pull, clasp, and any marks on the hardware.",
        "Bottom, side, and corner views to assess wear and construction.",
        "No Coach identifiers to verify; no further Coach-specific photos needed",
        "Brand tag inside pocket seam not shown close-up if buyer wants maker ID"
    ],
    "authenticity_concerns": [
        "photo 1: The metallic mesh exterior and fabric-lined evening-bag construction are inconsistent with the vintage Coach leather handbag population.",
        "photo 3: No Coach identifier is visible; this appears to be an unbranded or non-Coach evening bag rather than a misidentified vintage Coach bag."
    ],
    "possible_model_reasoning": [
        "The silhouette is a small generic evening shoulder bag, not a close match for the listed vintage Coach leather models.",
        "The material, chain strap, and fabric lining support a fashion evening bag classification rather than Coach manufacture.",
        "Condition appears Good to Very Good from the visible photos: intact overall with some apparent mesh irregularity and wear; interior and all corners are not fully documented.",
        "Not a Coach silhouette or material: Coach vintage classics are unlined glove-tanned leather with solid brass turnlock; this is metal mesh with fabric lining and chain strap, so no catalog match",
        "Condition: Good to Very Good; mesh appears intact with no missing links visible in photos 1,2,4, lining clean in photo 3"
    ],
    "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: Gold-tone chain strap, metal mesh body, zipper closure, and small generic metal fittings are visible. No Coach-stamped hardware is legible.",
        "leather_description": "photo 1: No leather is visible; exterior appears to be gold-tone metal mesh or linked metallic material.",
        "lining_description": "photo 3: Light-colored fabric lining is visible inside the zippered compartment; its fiber and brand label are not identifiable.",
        "strap_construction": "photo 1: Long, thin gold-tone chain attached directly to the bag with small metal loops\/clips.",
        "stitching_description": "photo 3: Fabric and mesh edges appear machine-finished around the zipper; detailed stitching quality is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0049,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small handbag with an attached chain shoulder strap.",
                    "photo 3: Interior appears to have a light-colored fabric lining and a metal zipper."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is made of reflective gold-tone metal mesh\/sequin-like material, not Coach glove-tanned leather or Coach signature canvas.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
                    "photo 2: Hardware and long chain strap are generic evening-bag construction rather than the solid-brass hardware and leather strap systems typical of vintage Coach.",
                    "photo 4: Back is entirely gold-tone mesh with no visible branding or leather hangtag.",
                    "photo 3: Interior has no visible creed patch, serial\/style number, or Coach label."
                ],
                "missing_information": [
                    "Straight-on close-up of the interior label and all interior pockets.",
                    "Close-up photographs of the zipper pull, clasp, and any marks on the hardware.",
                    "Bottom, side, and corner views to assess wear and construction."
                ],
                "authenticity_concerns": [
                    "photo 1: The metallic mesh exterior and fabric-lined evening-bag construction are inconsistent with the vintage Coach leather handbag population.",
                    "photo 3: No Coach identifier is visible; this appears to be an unbranded or non-Coach evening bag 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: Gold-tone chain strap, metal mesh body, zipper closure, and small generic metal fittings are visible. No Coach-stamped hardware is legible.",
                    "leather_description": "photo 1: No leather is visible; exterior appears to be gold-tone metal mesh or linked metallic material.",
                    "lining_description": "photo 3: Light-colored fabric lining is visible inside the zippered compartment; its fiber and brand label are not identifiable.",
                    "strap_construction": "photo 1: Long, thin gold-tone chain attached directly to the bag with small metal loops\/clips.",
                    "stitching_description": "photo 3: Fabric and mesh edges appear machine-finished around the zipper; detailed stitching quality is not fully assessable."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small generic evening shoulder bag, not a close match for the listed vintage Coach leather models.",
                    "The material, chain strap, and fabric lining support a fashion evening bag classification rather than Coach manufacture.",
                    "Condition appears Good to Very Good from the visible photos: intact overall with some apparent mesh irregularity and wear; interior and all corners are not fully documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "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": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach identifiers to verify; no further Coach-specific photos needed",
                    "Brand tag inside pocket seam not shown close-up if buyer wants maker ID"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 4: body is gold-tone metal mesh \/ chainmail, not glove-tanned leather",
                    "photo 3: beige fabric lining, not unlined suede-back glove-tanned leather",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 1-4: no turnlock, no leather hangtag; closure is top zip with thin gold-tone chain strap"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone metal mesh body with matching thin snake-chain crossbody strap and gold-tone zipper; no solid brass Coach turnlock or dogleash hardware",
                    "leather_description": "no leather visible; gold-tone metal mesh exterior",
                    "lining_description": "beige \/ champagne fabric lining visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin detachable gold-tone metal chain strap with small lobster-type clasps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette or material: Coach vintage classics are unlined glove-tanned leather with solid brass turnlock; this is metal mesh with fabric lining and chain strap, so no catalog match",
                    "Condition: Good to Very Good; mesh appears intact with no missing links visible in photos 1,2,4, lining clean in photo 3"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24217,
            "output_tokens": 812,
            "total_tokens": 25029,
            "estimated_cost_usd": 0.011636
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25187,
            "output_tokens": 946,
            "total_tokens": 26133,
            "estimated_cost_usd": 0.005794
        }
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}