Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.085,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.86,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is described and visibly constructed as a small satin\/cloth evening clutch rather than Coach's typical leather or signature canvas handbag",
        "photo 4: interior shows dark synthetic-looking lining and a small pocket, with no visible Coach creed, wordmark, or horse-and-carriage",
        "photos 1-7: no leather Coach hangtag, turnlock, brass hardware, or other recognizable Coach identifier is visible",
        "photos 1-7: the thin braided cord strap and snap closure are generic evening-bag features",
        "photo 1,3,5: brown satin cloth body, not glove-tanned leather",
        "photo 4: magnetic\/snap closure, no turnlock present",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible",
        "photo 2,5,6: thin braided fabric cord strap, not leather strap with brass hardware",
        "photo 4: shiny satin lining, not unlined suede"
    ],
    "missing_information": [
        "photo 4: interior brand label or any sewn-in fabric tag is not visible",
        "photo 4: a close-up of the snap and interior seams could confirm materials and construction",
        "seller-stated dimensions and any other markings are not provided",
        "no further photos needed for Coach ID; brand label if any not shown"
    ],
    "authenticity_concerns": [
        "photos 1-7: no Coach identifiers are visible, and the satin\/cloth construction is inconsistent with the classic vintage Coach handbag population",
        "photo 1-6: satin fabric body and snap closure inconsistent with any vintage Coach glove-tanned construction"
    ],
    "possible_model_reasoning": [
        "The compact flap silhouette, snap closure, satin material, and braided cord are generic evening-clutch characteristics and do not match the listed vintage Coach leather models.",
        "No creed, serial, Coach wordmark, carriage, or leather hangtag is visible in the provided photos; it should be treated as a non-Coach generic clutch.",
        "Condition: Good; visible creasing and compression in the satin, with no obvious major tears, but interior and hardware condition are only partly shown.",
        "Condition: Good per seller and photos; satin shows no major stains in photos but interior and bottom detail limited",
        "No Coach model fits: satin clutch with snap and cord strap matches no catalog style in 4.2\/4.3; Coach vintage is leather with brass turnlock"
    ],
    "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 4: small light-colored snap closure is visible; no turnlock, engraved hardware, or Coach-marked hardware is visible",
        "leather_description": "photos 1-7: appears to be brown satin or synthetic cloth, not leather; exact fiber content is not visible",
        "lining_description": "photo 4: dark fabric lining with a small interior pocket is visible",
        "strap_construction": "photos 1-7: long, thin braided cord shoulder strap attached at the upper sides and apparently tuckable",
        "stitching_description": "photos 1 and 4: perimeter seams and flap edging are visible but image detail is insufficient to assess stitch quality closely"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag is described and visibly constructed as a small satin\/cloth evening clutch rather than Coach's typical leather or signature canvas handbag",
                    "photo 4: interior shows dark synthetic-looking lining and a small pocket, with no visible Coach creed, wordmark, or horse-and-carriage",
                    "photos 1-7: no leather Coach hangtag, turnlock, brass hardware, or other recognizable Coach identifier is visible",
                    "photos 1-7: the thin braided cord strap and snap closure are generic evening-bag features"
                ],
                "missing_information": [
                    "photo 4: interior brand label or any sewn-in fabric tag is not visible",
                    "photo 4: a close-up of the snap and interior seams could confirm materials and construction",
                    "seller-stated dimensions and any other markings are not provided"
                ],
                "authenticity_concerns": [
                    "photos 1-7: no Coach identifiers are visible, and the satin\/cloth construction is inconsistent with the classic vintage Coach handbag population"
                ],
                "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 4: small light-colored snap closure is visible; no turnlock, engraved hardware, or Coach-marked hardware is visible",
                    "leather_description": "photos 1-7: appears to be brown satin or synthetic cloth, not leather; exact fiber content is not visible",
                    "lining_description": "photo 4: dark fabric lining with a small interior pocket is visible",
                    "strap_construction": "photos 1-7: long, thin braided cord shoulder strap attached at the upper sides and apparently tuckable",
                    "stitching_description": "photos 1 and 4: perimeter seams and flap edging are visible but image detail is insufficient to assess stitch quality closely"
                },
                "possible_model_reasoning": [
                    "The compact flap silhouette, snap closure, satin material, and braided cord are generic evening-clutch characteristics and do not match the listed vintage Coach leather models.",
                    "No creed, serial, Coach wordmark, carriage, or leather hangtag is visible in the provided photos; it should be treated as a non-Coach generic clutch.",
                    "Condition: Good; visible creasing and compression in the satin, with no obvious major tears, but interior and hardware condition are only partly shown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: satin fabric body and snap closure inconsistent with any vintage Coach glove-tanned construction"
                ],
                "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": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "no further photos needed for Coach ID; brand label if any not shown"
                ],
                "negative_evidence": [
                    "photo 1,3,5: brown satin cloth body, not glove-tanned leather",
                    "photo 4: magnetic\/snap closure, no turnlock present",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible",
                    "photo 2,5,6: thin braided fabric cord strap, not leather strap with brass hardware",
                    "photo 4: shiny satin lining, not unlined suede"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snap closure visible photo 4; no brass turnlock, buckles or clips",
                    "leather_description": "not leather - brown satin fabric with sheen, pleated flap detail",
                    "lining_description": "brown satin fabric lining with small slip pocket visible photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching along top edge visible photo 6; otherwise not detailed",
                    "strap_construction": "thin braided fabric cord shoulder strap, appears fixed\/tuckable",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Condition: Good per seller and photos; satin shows no major stains in photos but interior and bottom detail limited",
                    "No Coach model fits: satin clutch with snap and cord strap matches no catalog style in 4.2\/4.3; Coach vintage is leather with brass turnlock"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17709,
            "output_tokens": 700,
            "total_tokens": 18409,
            "estimated_cost_usd": 0.008764
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18044,
            "output_tokens": 973,
            "total_tokens": 19017,
            "estimated_cost_usd": 0.004387
        }
    ]
}