Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.815,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a structured body, top handle, flap, and front closure.",
        "photo 1: object is a small leather-look flap handbag, the population where Coach could hide, but no Coach-specific details present"
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or Coach hangtag.",
        "photo 1: The large decorative central clasp and polished gold-tone hardware do not resemble a classic Coach turnlock.",
        "photo 1: Smooth fashion-style construction and staged presentation are more consistent with a modern unbranded handbag than vintage Coach.",
        "photo 1: Seller identifies the item as unbranded; this is weak contextual evidence only and is not independently verified.",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1: snake-head flap clasp is Bvlgari Serpenti-type motif, never used on vintage Coach classics",
        "photo 1: short padded top-handle with bright gold-tone ferrules and side D-ring does not match any 1970s-1990s Coach catalog silhouette",
        "photo 1: smooth uniform coated leather with edge stitching and shiny plated hardware, not unlined glove-tanned cowhide with solid brass"
    ],
    "missing_information": [
        "Interior and lining view.",
        "Close-up of the front clasp and all hardware.",
        "Bottom, side, rear, and strap views.",
        "Any interior labels, stamps, or material tags.",
        "Seller-stated dimensions and material composition.",
        "photo 1 only: no interior, creed, bottom, side, or scale views shown - request interior emptied and creed close-up",
        "no turnlock, hangtag, wordmark, or zipper-pull views to verify maker",
        "no seller dimensions or materials stated"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible, and the decorative clasp\/silhouette do not match a recognizable vintage Coach model.",
        "photo 1: The item appears to be a modern unbranded or fashion handbag rather than a Coach product; material type cannot be confirmed from the photo."
    ],
    "possible_model_reasoning": [
        "photo 1: The structured top-handle flap silhouette does not closely match the listed vintage Coach catalog models and lacks the expected Coach identifiers.",
        "photo 1: Condition appears Like New or New-style based on the clean, staged exterior; interior and functional hardware condition are unknown.",
        "No Coach model match: silhouette, snake-head clasp, and top-handle ferrules do not correspond to Willis (9927), Court (9870), Station (5130), Dinky (9375) or other classics",
        "Era reasoning: modern fast-fashion construction and hardware finish indicate modern (2000s+), non-Coach",
        "Condition: appears New \/ Like New in this single staged photo, but cannot grade without bottom, interior, and strap views"
    ],
    "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: Polished gold-tone handle mounts and a prominent shiny decorative front clasp; no Coach engraving is visible.",
        "leather_description": "photo 1: Smooth tan\/brown material with a uniform finish; genuine leather versus synthetic material is not determinable.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: A narrow detachable-looking side strap or strap attachment is partially visible; full construction is not shown.",
        "stitching_description": "photo 1: Visible dark contrasting edge stitching appears fairly regular around the flap and body."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a structured body, top handle, flap, and front closure."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or Coach hangtag.",
                    "photo 1: The large decorative central clasp and polished gold-tone hardware do not resemble a classic Coach turnlock.",
                    "photo 1: Smooth fashion-style construction and staged presentation are more consistent with a modern unbranded handbag than vintage Coach.",
                    "photo 1: Seller identifies the item as unbranded; this is weak contextual evidence only and is not independently verified."
                ],
                "missing_information": [
                    "Interior and lining view.",
                    "Close-up of the front clasp and all hardware.",
                    "Bottom, side, rear, and strap views.",
                    "Any interior labels, stamps, or material tags.",
                    "Seller-stated dimensions and material composition."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible, and the decorative clasp\/silhouette do not match a recognizable vintage Coach model.",
                    "photo 1: The item appears to be a modern unbranded or fashion handbag rather than a Coach product; material type cannot be confirmed from the photo."
                ],
                "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: Polished gold-tone handle mounts and a prominent shiny decorative front clasp; no Coach engraving is visible.",
                    "leather_description": "photo 1: Smooth tan\/brown material with a uniform finish; genuine leather versus synthetic material is not determinable.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: A narrow detachable-looking side strap or strap attachment is partially visible; full construction is not shown.",
                    "stitching_description": "photo 1: Visible dark contrasting edge stitching appears fairly regular around the flap and body."
                },
                "possible_model_reasoning": [
                    "photo 1: The structured top-handle flap silhouette does not closely match the listed vintage Coach catalog models and lacks the expected Coach identifiers.",
                    "photo 1: Condition appears Like New or New-style based on the clean, staged exterior; interior and functional hardware condition are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only: no interior, creed, bottom, side, or scale views shown - request interior emptied and creed close-up",
                    "no turnlock, hangtag, wordmark, or zipper-pull views to verify maker",
                    "no seller dimensions or materials stated"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1: snake-head flap clasp is Bvlgari Serpenti-type motif, never used on vintage Coach classics",
                    "photo 1: short padded top-handle with bright gold-tone ferrules and side D-ring does not match any 1970s-1990s Coach catalog silhouette",
                    "photo 1: smooth uniform coated leather with edge stitching and shiny plated hardware, not unlined glove-tanned cowhide with solid brass"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone hardware; snake-head flap clasp centered on flap; cylindrical ferrules where top-handle meets body; small side D-ring",
                    "leather_description": "smooth tan \/ caramel leather-look with uniform finish, no glove-tanned grain or patina visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even light-colored edge stitching around flap and body perimeter",
                    "strap_construction": "short fixed padded top-handle; side tab with D-ring suggests missing detachable crossbody strap, not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: object is a small leather-look flap handbag, the population where Coach could hide, but no Coach-specific details present"
                ],
                "possible_model_reasoning": [
                    "No Coach model match: silhouette, snake-head clasp, and top-handle ferrules do not correspond to Willis (9927), Court (9870), Station (5130), Dinky (9375) or other classics",
                    "Era reasoning: modern fast-fashion construction and hardware finish indicate modern (2000s+), non-Coach",
                    "Condition: appears New \/ Like New in this single staged photo, but cannot grade without bottom, interior, and strap views"
                ],
                "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": 16315,
            "output_tokens": 690,
            "total_tokens": 17005,
            "estimated_cost_usd": 0.008182
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16737,
            "output_tokens": 1087,
            "total_tokens": 17824,
            "estimated_cost_usd": 0.004217
        }
    ]
}