Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.91,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: six identical satin evening clutches are shown in retail plastic packaging, with pleated synthetic-looking fabric and silver-tone frame hardware rather than vintage Coach leather construction.",
        "photo 2: listing graphic explicitly describes the items as \"Pleated Satin Clutch Bag\" and shows no Coach branding, creed, carriage, or characteristic leather.",
        "photo 1: the visible small rectangular label on the front clutch does not legibly read COACH and is not a Coach creed or hangtag.",
        "photo 1: six new-in-plastic pleated satin frame clutches in bulk lot, not glove-tanned leather",
        "photo 2: textile pleated satin finish with silver-tone frame closure, no solid brass turnlock or Coach silhouette",
        "photo 1-2: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1-2: mass-produced new evening-bag form with plastic wrap, inconsistent with vintage Coach classics"
    ],
    "missing_information": [
        "photo 1: interiors, closures, labels, and undersides are not shown clearly enough to identify the manufacturer.",
        "photo 1: the small front label is too small and glare-obscured to transcribe.",
        "Individual dimensions, material composition, and condition of each packaged clutch are not provided.",
        "photo 1-2: no interior, creed patch, hardware stamps, or lining views shown - none expected for this type",
        "photo 1-2: no single bag shown outside plastic wrap for leather\/hardware assessment",
        "seller dimensions, materials, and country of origin not stated"
    ],
    "authenticity_concerns": [
        "photo 1: satin fabric, identical bulk-lot presentation, and generic frame-clutch construction are inconsistent with the vintage Coach population.",
        "photo 2: no visible Coach identifier is present; these appear to be generic modern evening clutches rather than misidentified Coach bags."
    ],
    "possible_model_reasoning": [
        "photo 1: the rectangular frame, pleated satin exterior, and clutch proportions fit generic evening purses, not a catalogued vintage Coach leather model.",
        "photo 2: the listing presentation and product wording indicate a modern bulk accessory lot; no evidence supports a Coach model or vintage dating.",
        "Condition: appears new or unused in plastic packaging, but interior and hardware function are unverified.",
        "photo 1-2: form is modern pleated satin evening clutch, not any catalog Coach style in \u00a74; no model match",
        "era reasoning: new synthetic satin bulk lot = modern (2000s+), non-Coach, not vintage",
        "Condition: New in wrap as shown, but irrelevant to Coach value"
    ],
    "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: silver-tone metal frame closures are visible; no Coach-stamped hardware or vintage brass turnlock is visible.",
        "leather_description": "photo 1: pleated satin or satin-like textile exterior is visible; leather is not apparent.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: no shoulder straps are visible; these appear to be frame clutches.",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "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": 0.01,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: six identical satin evening clutches are shown in retail plastic packaging, with pleated synthetic-looking fabric and silver-tone frame hardware rather than vintage Coach leather construction.",
                    "photo 2: listing graphic explicitly describes the items as \"Pleated Satin Clutch Bag\" and shows no Coach branding, creed, carriage, or characteristic leather.",
                    "photo 1: the visible small rectangular label on the front clutch does not legibly read COACH and is not a Coach creed or hangtag."
                ],
                "missing_information": [
                    "photo 1: interiors, closures, labels, and undersides are not shown clearly enough to identify the manufacturer.",
                    "photo 1: the small front label is too small and glare-obscured to transcribe.",
                    "Individual dimensions, material composition, and condition of each packaged clutch are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: satin fabric, identical bulk-lot presentation, and generic frame-clutch construction are inconsistent with the vintage Coach population.",
                    "photo 2: no visible Coach identifier is present; these appear to be generic modern evening clutches rather than misidentified Coach bags."
                ],
                "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: silver-tone metal frame closures are visible; no Coach-stamped hardware or vintage brass turnlock is visible.",
                    "leather_description": "photo 1: pleated satin or satin-like textile exterior is visible; leather is not apparent.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: no shoulder straps are visible; these appear to be frame clutches.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "photo 1: the rectangular frame, pleated satin exterior, and clutch proportions fit generic evening purses, not a catalogued vintage Coach leather model.",
                    "photo 2: the listing presentation and product wording indicate a modern bulk accessory lot; no evidence supports a Coach model or vintage dating.",
                    "Condition: appears new or unused in plastic packaging, but interior and hardware function are unverified."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-2: no interior, creed patch, hardware stamps, or lining views shown - none expected for this type",
                    "photo 1-2: no single bag shown outside plastic wrap for leather\/hardware assessment",
                    "seller dimensions, materials, and country of origin not stated"
                ],
                "negative_evidence": [
                    "photo 1: six new-in-plastic pleated satin frame clutches in bulk lot, not glove-tanned leather",
                    "photo 2: textile pleated satin finish with silver-tone frame closure, no solid brass turnlock or Coach silhouette",
                    "photo 1-2: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1-2: mass-produced new evening-bag form with plastic wrap, inconsistent with vintage Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1-2: silver-tone metal frame \/ kisslock-type frame on clutch, no brass turnlock visible through plastic",
                    "leather_description": "photo 1-2: no leather visible; pleated \/ ruched satin textile in brown, black, burgundy, gold, purple, blue",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1-2: form is modern pleated satin evening clutch, not any catalog Coach style in \u00a74; no model match",
                    "era reasoning: new synthetic satin bulk lot = modern (2000s+), non-Coach, not vintage",
                    "Condition: New in wrap as shown, but irrelevant to Coach value"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18139,
            "output_tokens": 689,
            "total_tokens": 18828,
            "estimated_cost_usd": 0.008909
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18599,
            "output_tokens": 1014,
            "total_tokens": 19613,
            "estimated_cost_usd": 0.004531
        }
    ]
}