Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.83,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a handbag with a structured rectangular frame and attached chain handle"
    ],
    "negative_evidence": [
        "photo 1: interior is fully fabric-lined in dark satin-like material, with no visible Coach creed patch or fabric identification label",
        "photo 2: exterior appears smooth white synthetic or coated material rather than vintage Coach glove-tanned leather",
        "photo 1: metal frame and clasp construction do not resemble a classic Coach leather turnlock handbag",
        "photo 2: no visible Coach wordmark, horse-and-carriage mark, or leather hangtag",
        "photo 2: white satin fabric exterior, not glove-tanned leather - inconsistent with vintage Coach classics",
        "photo 1: dark satin fabric lining, not unlined suede interior",
        "photo 2: kisslock frame clutch with short chain handle - not a Coach catalog silhouette from glove-tanned era",
        "photo 1-2: no creed patch, no COACH wordmark, no leather hangtag, no solid brass turnlock visible",
        "photo 1-2: gold-tone thin frame and chain hardware, not solid brass turnlock\/dogleash construction"
    ],
    "missing_information": [
        "photo 1: no close-up of any interior label, maker mark, or pocket seam",
        "no bottom, side, hardware, clasp, or chain close-ups",
        "seller-stated dimensions and material are not provided",
        "photo 1-2: no creed patch shown - no interior leather patch visible",
        "photo 1-2: no COACH wordmark, hangtag, or maker label visible",
        "photo 2: back, bottom, side views not shown",
        "photo 1: kisslock\/frame markings and chain attachments not shown in close-up"
    ],
    "authenticity_concerns": [
        "The lined frame-clutch construction and apparent synthetic exterior are inconsistent with the classic unlined glove-tanned leather Coach styles most likely to be mistaken for unbranded Coach.",
        "No Coach identifier is visible in the supplied photos; this is more consistent with a generic vintage evening handbag."
    ],
    "possible_model_reasoning": [
        "The rectangular kisslock\/frame silhouette is an evening-clutch format, not a clear match for the listed classic Coach leather models.",
        "photo 1: fabric lining and frame construction may indicate a generic vintage or vintage-style formal handbag; no Coach-specific model evidence is visible.",
        "Condition: approximately Very Good to Excellent based on the clean exterior in photo 2; interior is visible but details and odor cannot be assessed.",
        "No Coach identifiers visible in either photo - no creed, wordmark, hangtag, or brass turnlock",
        "Materials and construction - satin exterior, satin lining, kisslock frame, chain handle - are inconsistent with 1970s-1990s Coach glove-tanned unlined construction",
        "Silhouette is a satin evening clutch, not matching City Bag, Willis, Court, Dinky, or other classic Coach styles",
        "Condition: appears clean in limited views but cannot grade - bottom, corners, interior detail not shown"
    ],
    "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 rectangular metal frame with a small central clasp and chain handle; details are not close enough to assess construction or markings",
        "leather_description": "photo 2: smooth white exterior appears synthetic or coated; leather cannot be confirmed",
        "lining_description": "photo 1: dark navy or black fabric lining with gathered side sections",
        "strap_construction": "photo 2: short metal chain handle attached at the upper sides",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0155,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.65,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a handbag with a structured rectangular frame and attached chain handle"
                ],
                "negative_evidence": [
                    "photo 1: interior is fully fabric-lined in dark satin-like material, with no visible Coach creed patch or fabric identification label",
                    "photo 2: exterior appears smooth white synthetic or coated material rather than vintage Coach glove-tanned leather",
                    "photo 1: metal frame and clasp construction do not resemble a classic Coach leather turnlock handbag",
                    "photo 2: no visible Coach wordmark, horse-and-carriage mark, or leather hangtag"
                ],
                "missing_information": [
                    "photo 1: no close-up of any interior label, maker mark, or pocket seam",
                    "no bottom, side, hardware, clasp, or chain close-ups",
                    "seller-stated dimensions and material are not provided"
                ],
                "authenticity_concerns": [
                    "The lined frame-clutch construction and apparent synthetic exterior are inconsistent with the classic unlined glove-tanned leather Coach styles most likely to be mistaken for unbranded Coach.",
                    "No Coach identifier is visible in the supplied photos; this is more consistent with a generic vintage evening handbag."
                ],
                "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 rectangular metal frame with a small central clasp and chain handle; details are not close enough to assess construction or markings",
                    "leather_description": "photo 2: smooth white exterior appears synthetic or coated; leather cannot be confirmed",
                    "lining_description": "photo 1: dark navy or black fabric lining with gathered side sections",
                    "strap_construction": "photo 2: short metal chain handle attached at the upper sides",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "The rectangular kisslock\/frame silhouette is an evening-clutch format, not a clear match for the listed classic Coach leather models.",
                    "photo 1: fabric lining and frame construction may indicate a generic vintage or vintage-style formal handbag; no Coach-specific model evidence is visible.",
                    "Condition: approximately Very Good to Excellent based on the clean exterior in photo 2; interior is visible but details and odor cannot be assessed."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "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": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-2: no creed patch shown - no interior leather patch visible",
                    "photo 1-2: no COACH wordmark, hangtag, or maker label visible",
                    "photo 2: back, bottom, side views not shown",
                    "photo 1: kisslock\/frame markings and chain attachments not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 2: white satin fabric exterior, not glove-tanned leather - inconsistent with vintage Coach classics",
                    "photo 1: dark satin fabric lining, not unlined suede interior",
                    "photo 2: kisslock frame clutch with short chain handle - not a Coach catalog silhouette from glove-tanned era",
                    "photo 1-2: no creed patch, no COACH wordmark, no leather hangtag, no solid brass turnlock visible",
                    "photo 1-2: gold-tone thin frame and chain hardware, not solid brass turnlock\/dogleash construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with small clasp and short twisted chain top handle; thin hollow-feeling evening-bag frame, not solid brass turnlock",
                    "leather_description": "no leather visible; white satin-like fabric exterior with sheen",
                    "lining_description": "dark navy\/black satin fabric lining in photo 1",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "short fixed chain top handle attached to frame in photo 2; no adjustable leather strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in either photo - no creed, wordmark, hangtag, or brass turnlock",
                    "Materials and construction - satin exterior, satin lining, kisslock frame, chain handle - are inconsistent with 1970s-1990s Coach glove-tanned unlined construction",
                    "Silhouette is a satin evening clutch, not matching City Bag, Willis, Court, Dinky, or other classic Coach styles",
                    "Condition: appears clean in limited views but cannot grade - bottom, corners, interior detail not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15956,
            "output_tokens": 635,
            "total_tokens": 16591,
            "estimated_cost_usd": 0.007906
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16256,
            "output_tokens": 1409,
            "total_tokens": 17665,
            "estimated_cost_usd": 0.004378
        }
    ]
}