Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.05,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.045,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.855,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a medium-sized leather-look shoulder\/crossbody handbag with an adjustable strap and zip closure.",
        "photo 1: Brown leather-like exterior and gold-tone hardware are compatible with many handbag brands, but are not specifically Coach indicators."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage emblem, hangtag, or other Coach branding.",
        "photo 1: The wide textile webbing strap and contemporary flap construction do not strongly match the classic vintage Coach silhouettes shown in the reference catalog.",
        "photo 4: Interior appears to use a black synthetic or coated lining, with no visible Coach creed patch or fabric identification tag.",
        "photo 1: Hardware appears generic and gold-tone; no distinctive vintage Coach turnlock is visible.",
        "photo 2: Approximate dimensions are about 10 inches wide and 9 inches high, but the proportions do not provide a reliable Coach model match.",
        "photo 1, photo 2, photo 3: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
        "photo 1, photo 2, photo 3: no turnlock - flap has no closure hardware, inconsistent with classic Coach flap styles",
        "photo 1: detachable wide woven fabric crossbody strap with bright gold-tone slider and clasps - never used on vintage Coach classics",
        "photo 1, photo 2, photo 3: bright gold-tone plated hardware, not solid brass vintage hardware",
        "photo 1, photo 2, photo 3: glossy wrinkled coated material with high shine, not matte glove-tanned cowhide",
        "photo 4: fabric-lined interior with contrasting dark slip pocket, not unlined suede-back glove-tanned interior",
        "photo 2, photo 3: silhouette with cut-out handle holes and flap does not match any Coach catalog style"
    ],
    "missing_information": [
        "A straight-on, well-lit photo of every interior wall and pocket, especially where a creed patch might be sewn.",
        "Close-up photos of the zipper pull, strap hardware, and any interior or exterior labels.",
        "Bottom, side, rear, and full strap-detail photos.",
        "Seller-stated material, country of manufacture, and any markings not visible in the supplied photos.",
        "photo 4: no creed patch visible - close-up of interior walls\/pockets in raking light needed to confirm absence",
        "photo 1: hardware brand stamps on buckle\/clasps\/zipper pull not shown",
        "photo 1: hangtag not shown - confirm absent"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from these photos.",
        "The generic construction and synthetic-looking interior are more consistent with an unbranded or other-brand contemporary bag than with a vintage Coach classic."
    ],
    "possible_model_reasoning": [
        "The flap, zip-top body, textile crossbody strap, and visible dimensions do not correspond confidently to a listed vintage Coach model.",
        "Condition: Good to Very Good based on prominent creasing and surface wear on the flap and body (photos 1 and 3); interior is shown but full condition and odor are unknown.",
        "No Coach model fits: flap without turnlock, cut-out handles, fabric strap and fabric lining are inconsistent with City Bag, Court, Station, Willis and other classics",
        "Serial decode: none - no number visible",
        "Era reasoning: modern fast-fashion construction and materials indicate modern (2000s+), non-Coach",
        "Condition: Excellent to Like New; clean exterior with no corner wear shown (photo 3), clean interior (photo 4), but bottom and strap wear not fully shown so capped"
    ],
    "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 strap adjuster, side rings, and lobster-style clip are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Brown smooth leather-like exterior with substantial creasing and surface variation; exact material cannot be confirmed from photos.",
        "lining_description": "photo 4: Black smooth synthetic- or coated-looking lining is visible; no logo or creed is shown.",
        "strap_construction": "photo 1: Adjustable tan textile webbing crossbody strap with stitched leather-like attachment tabs and gold-tone adjuster hardware; a separate narrow shoulder handle is also visible.",
        "stitching_description": "photos 1 and 3: Exterior stitching is generally straight and even, with light-colored thread; no distinctive Coach construction detail is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.08,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.06,
                "image_quality_score": 0.89,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a medium-sized leather-look shoulder\/crossbody handbag with an adjustable strap and zip closure.",
                    "photo 1: Brown leather-like exterior and gold-tone hardware are compatible with many handbag brands, but are not specifically Coach indicators."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage emblem, hangtag, or other Coach branding.",
                    "photo 1: The wide textile webbing strap and contemporary flap construction do not strongly match the classic vintage Coach silhouettes shown in the reference catalog.",
                    "photo 4: Interior appears to use a black synthetic or coated lining, with no visible Coach creed patch or fabric identification tag.",
                    "photo 1: Hardware appears generic and gold-tone; no distinctive vintage Coach turnlock is visible.",
                    "photo 2: Approximate dimensions are about 10 inches wide and 9 inches high, but the proportions do not provide a reliable Coach model match."
                ],
                "missing_information": [
                    "A straight-on, well-lit photo of every interior wall and pocket, especially where a creed patch might be sewn.",
                    "Close-up photos of the zipper pull, strap hardware, and any interior or exterior labels.",
                    "Bottom, side, rear, and full strap-detail photos.",
                    "Seller-stated material, country of manufacture, and any markings not visible in the supplied photos."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from these photos.",
                    "The generic construction and synthetic-looking interior are more consistent with an unbranded or other-brand contemporary bag than with a vintage Coach classic."
                ],
                "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 strap adjuster, side rings, and lobster-style clip are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Brown smooth leather-like exterior with substantial creasing and surface variation; exact material cannot be confirmed from photos.",
                    "lining_description": "photo 4: Black smooth synthetic- or coated-looking lining is visible; no logo or creed is shown.",
                    "strap_construction": "photo 1: Adjustable tan textile webbing crossbody strap with stitched leather-like attachment tabs and gold-tone adjuster hardware; a separate narrow shoulder handle is also visible.",
                    "stitching_description": "photos 1 and 3: Exterior stitching is generally straight and even, with light-colored thread; no distinctive Coach construction detail is visible."
                },
                "possible_model_reasoning": [
                    "The flap, zip-top body, textile crossbody strap, and visible dimensions do not correspond confidently to a listed vintage Coach model.",
                    "Condition: Good to Very Good based on prominent creasing and surface wear on the flap and body (photos 1 and 3); interior is shown but full condition and odor are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 4: no creed patch visible - close-up of interior walls\/pockets in raking light needed to confirm absence",
                    "photo 1: hardware brand stamps on buckle\/clasps\/zipper pull not shown",
                    "photo 1: hangtag not shown - confirm absent"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 3: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
                    "photo 1, photo 2, photo 3: no turnlock - flap has no closure hardware, inconsistent with classic Coach flap styles",
                    "photo 1: detachable wide woven fabric crossbody strap with bright gold-tone slider and clasps - never used on vintage Coach classics",
                    "photo 1, photo 2, photo 3: bright gold-tone plated hardware, not solid brass vintage hardware",
                    "photo 1, photo 2, photo 3: glossy wrinkled coated material with high shine, not matte glove-tanned cowhide",
                    "photo 4: fabric-lined interior with contrasting dark slip pocket, not unlined suede-back glove-tanned interior",
                    "photo 2, photo 3: silhouette with cut-out handle holes and flap does not match any Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated rectangular slider and swivel clasps on fabric strap; no turnlock, no brass dogleash clips, no stamped pulls visible",
                    "leather_description": "tan\/brown glossy wrinkled coated material with high shine and creased finish, appears faux\/PU-coated, not matte full-grain glove-tanned cowhide",
                    "lining_description": "tan woven fabric lining with dark brown\/black slip pocket visible in photo 4; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even tone-matched edge stitching around flap visible in photo 1-3; no detail of stress points",
                    "strap_construction": "fixed rolled top handles through cut-outs plus detachable wide woven fabric crossbody strap with gold-tone hardware",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: flap without turnlock, cut-out handles, fabric strap and fabric lining are inconsistent with City Bag, Court, Station, Willis and other classics",
                    "Serial decode: none - no number visible",
                    "Era reasoning: modern fast-fashion construction and materials indicate modern (2000s+), non-Coach",
                    "Condition: Excellent to Like New; clean exterior with no corner wear shown (photo 3), clean interior (photo 4), but bottom and strap wear not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.04
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24211,
            "output_tokens": 854,
            "total_tokens": 25065,
            "estimated_cost_usd": 0.011734
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25182,
            "output_tokens": 1304,
            "total_tokens": 26486,
            "estimated_cost_usd": 0.00608
        }
    ]
}