Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.535,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.66,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Quilted flap-style crossbody with a chain-and-leather strap and dark gunmetal hardware, a generic modern configuration rather than a recognizable vintage Coach construction.",
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier.",
        "photo 1: Smooth, uniform-looking material and quilted construction do not resemble the typical unlined glove-tanned leather of classic vintage Coach bags.",
        "photo 1: Chain strap and dark plated hardware are modern-leaning and inconsistent with most 1970s\u20131990s classic Coach styles.",
        "photo 1: quilted diamond-stitched flap and smooth teal faux-like material - not vintage Coach glove-tanned leather",
        "photo 1: gunmetal-tone chain-interwoven shoulder strap - not solid brass vintage Coach hardware",
        "photo 1-2: only back view shown, no creed patch, COACH wordmark, horse-and-carriage or leather hangtag visible",
        "photo 1-2: small quilted chain crossbody silhouette does not match any classic Coach catalog style"
    ],
    "missing_information": [
        "photo 1: Only a rear\/exterior view is provided; request a straight-on front view showing the closure.",
        "Interior, lining, any sewn-in brand label, and creed area are not shown.",
        "Request close-ups of the turnlock, hardware, strap attachments, and any zipper or logo stamps.",
        "Request bottom, side, and full strap views, plus material and dimensions.",
        "front view with turnlock not shown - request straight-on front photo",
        "interior, lining and creed patch not shown - request emptied interior and creed close-up",
        "hardware close-ups and hangtag faces not shown",
        "bottom, sides, strap ends and scale\/dimensions not shown"
    ],
    "authenticity_concerns": [
        "The visible design is consistent with an unbranded modern fashion crossbody or lookalike rather than Coach.",
        "No Coach identifiers are visible, so Coach manufacture cannot be supported from the supplied photos."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the single rear view; the quilted chain-strap silhouette is common among modern unbranded fashion bags.",
        "Condition appears approximately Very Good from photo 1: exterior appears clean with no obvious major stains or tears, but interior, underside, hardware function, and odor are unknown.",
        "No Coach model fits: quilted chain-strap flap with gunmetal hardware is outside Coach classic and modern catalog; no identifier to decode",
        "Era reasoning: modern fast-fashion construction and materials indicate modern (2000s+), non-Coach",
        "Condition: appears clean and intact in back view (photo 1) but grade capped - front, bottom, interior and strap not shown so full condition unknown"
    ],
    "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: Dark gunmetal-tone chain strap hardware and small strap loops are visible; the front closure and turnlock are not shown.",
        "leather_description": "photo 1: Smooth, highly uniform teal-green exterior with quilted upper panel; material cannot be confirmed as leather from this photo and may be synthetic or coated.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Long chain strap interwoven with matching teal material, attached at both upper sides.",
        "stitching_description": "photo 1: Machine-stitched perimeter seams and diamond quilting are visible; stitching appears generally even but is not Coach-specific."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "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": 0.62,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Quilted flap-style crossbody with a chain-and-leather strap and dark gunmetal hardware, a generic modern configuration rather than a recognizable vintage Coach construction.",
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier.",
                    "photo 1: Smooth, uniform-looking material and quilted construction do not resemble the typical unlined glove-tanned leather of classic vintage Coach bags.",
                    "photo 1: Chain strap and dark plated hardware are modern-leaning and inconsistent with most 1970s\u20131990s classic Coach styles."
                ],
                "missing_information": [
                    "photo 1: Only a rear\/exterior view is provided; request a straight-on front view showing the closure.",
                    "Interior, lining, any sewn-in brand label, and creed area are not shown.",
                    "Request close-ups of the turnlock, hardware, strap attachments, and any zipper or logo stamps.",
                    "Request bottom, side, and full strap views, plus material and dimensions."
                ],
                "authenticity_concerns": [
                    "The visible design is consistent with an unbranded modern fashion crossbody or lookalike rather than Coach.",
                    "No Coach identifiers are visible, so Coach manufacture cannot be supported from the supplied photos."
                ],
                "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: Dark gunmetal-tone chain strap hardware and small strap loops are visible; the front closure and turnlock are not shown.",
                    "leather_description": "photo 1: Smooth, highly uniform teal-green exterior with quilted upper panel; material cannot be confirmed as leather from this photo and may be synthetic or coated.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Long chain strap interwoven with matching teal material, attached at both upper sides.",
                    "stitching_description": "photo 1: Machine-stitched perimeter seams and diamond quilting are visible; stitching appears generally even but is not Coach-specific."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the single rear view; the quilted chain-strap silhouette is common among modern unbranded fashion bags.",
                    "Condition appears approximately Very Good from photo 1: exterior appears clean with no obvious major stains or tears, but interior, underside, hardware function, and odor are unknown."
                ],
                "confidence": 0.57,
                "recommended_max_bid": 5,
                "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": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "front view with turnlock not shown - request straight-on front photo",
                    "interior, lining and creed patch not shown - request emptied interior and creed close-up",
                    "hardware close-ups and hangtag faces not shown",
                    "bottom, sides, strap ends and scale\/dimensions not shown"
                ],
                "negative_evidence": [
                    "photo 1: quilted diamond-stitched flap and smooth teal faux-like material - not vintage Coach glove-tanned leather",
                    "photo 1: gunmetal-tone chain-interwoven shoulder strap - not solid brass vintage Coach hardware",
                    "photo 1-2: only back view shown, no creed patch, COACH wordmark, horse-and-carriage or leather hangtag visible",
                    "photo 1-2: small quilted chain crossbody silhouette does not match any classic Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gunmetal-tone chain links visible at sides and shoulder strap; front turnlock claimed in title but not visible in provided back views",
                    "leather_description": "smooth teal\/green quilted material with diamond stitching on flap top; sheen and puff suggests synthetic \/ faux leather, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "diamond quilting stitches on flap and perimeter edge stitching, even but modern machine work",
                    "strap_construction": "chain-and-material interwoven crossbody chain strap threaded through side loops",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: quilted chain-strap flap with gunmetal hardware is outside Coach classic and modern catalog; no identifier to decode",
                    "Era reasoning: modern fast-fashion construction and materials indicate modern (2000s+), non-Coach",
                    "Condition: appears clean and intact in back view (photo 1) but grade capped - front, bottom, interior and strap not shown so full condition unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18144,
            "output_tokens": 745,
            "total_tokens": 18889,
            "estimated_cost_usd": 0.009046
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18762,
            "output_tokens": 1125,
            "total_tokens": 19887,
            "estimated_cost_usd": 0.004652
        }
    ]
}