Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.27,
    "vintage_probability": 0.2,
    "authenticity_confidence": 0.215,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.275,
    "confidence": 0.75,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 5: leather hangtag visibly embossed with COACH LEATHERWARE, indicating at least a Coach-associated tag",
        "photo 4: burgundy pebbled leather crossbody with generally clean, even construction",
        "photo 1: structured flap, multiple interior compartments, and adjustable crossbody strap are broadly compatible with Coach crossbody construction",
        "photo 2, photo 3, photo 4: leather handbag with flap silhouette in burgundy, a color also used by Coach"
    ],
    "negative_evidence": [
        "photo 1: interior is fabric-lined and the bag uses contemporary-looking silver-tone hardware, which does not strongly fit classic 1970s\u2013early-1990s unlined glove-tanned Coach construction",
        "photo 3: flap and rear-pocket silhouette are generic and do not clearly match a catalogued vintage Coach model",
        "photo 5: hangtag text below COACH LEATHERWARE is not legible, and the tag shape\/attachment alone cannot establish that the bag itself was made by Coach",
        "photo 6: synthetic-looking fabric lining and zipper details are visible, but no creed patch or style-number tag is shown",
        "photo 1: magnetic snap closure, not Coach turnlock geometry",
        "photo 1, photo 6: full burgundy synthetic fabric lining, not unlined glove-tanned suede interior of vintage Coach classics",
        "photo 1: organizer interior with card slots and zip compartment unlike 1970s-1990s Coach flap bags",
        "photo 5: hangtag reads GENUINE LEATHER WITH MANMADE TRIM, not COACH wordmark or carriage",
        "photo 2, photo 3, photo 4: silver-tone buckle and snap hardware, not solid brass vintage Coach hardware",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere"
    ],
    "missing_information": [
        "photo 1\/photo 6: no clear interior back-wall view showing a sewn Coach creed patch",
        "photo 6: no fabric tag or serial\/style-number tag is visible",
        "photo 2\/photo 3: zipper pull, strap attachment hardware, and buckle markings need close-up views",
        "photo 5: both sides of the hangtag and its attachment chain should be photographed straight-on",
        "seller-stated dimensions and a bottom\/corner close-up are absent",
        "no Coach creed or identifier visible in any view - interior already shown with no creed patch"
    ],
    "authenticity_concerns": [
        "photo 5: a loose or transplanted Coach hangtag is possible; the tag authenticates itself more readily than the entire bag",
        "photos 1 and 6: the lined construction and silver-tone hardware are not a strong match for a classic vintage Coach bag, while no era-consistent creed or serial is visible",
        "photo 5: the lower hangtag text is too blurred to confirm country or wording"
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic flap crossbody and does not provide a reliable match to Willis, Court, Dinky, or another catalogued Coach style.",
        "The visible COACH LEATHERWARE hangtag provides meaningful but limited brand evidence; no readable creed, serial, country line, or model number is present.",
        "The lined interior and silver-tone hardware suggest a later or non-Coach construction rather than a classic unlined glove-tanned Coach model.",
        "Condition appears Very Good: light surface creasing and handling wear are visible, with no obvious major tears or broken hardware in the supplied photos; odor, mold, and hidden bottom wear are unknown.",
        "No Coach model fits: magnetic snap instead of turnlock, fabric lining instead of unlined suede, organizer card-slot interior, and GENUINE LEATHER WITH MANMADE TRIM tag are inconsistent with 1970s-1990s glove-tanned Coach classics. Condition: Very Good to Excellent per photos; exterior pebbled leather looks clean with light wear (photo 4), interior clean (photo 1), no bottom-corner view so grade 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": true,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: small round silver-tone snap on the flap; photo 3: silver-tone strap buckle; no readable hardware branding; no turnlock visible",
        "leather_description": "photos 2-4: burgundy pebbled leather or leather-like material with a smooth, finished surface; exact leather type is not verifiable",
        "lining_description": "photos 1 and 6: dark burgundy fabric lining with several compartments and a zip pocket",
        "strap_construction": "photos 2-4: long adjustable narrow strap with buckle adjustment and stitched leather attachment sections",
        "stitching_description": "photos 1-4: generally straight, evenly spaced tonal stitching visible along flap, body, and strap"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0267,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.52,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.4,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.52,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 5: leather hangtag visibly embossed with COACH LEATHERWARE, indicating at least a Coach-associated tag",
                    "photo 4: burgundy pebbled leather crossbody with generally clean, even construction",
                    "photo 1: structured flap, multiple interior compartments, and adjustable crossbody strap are broadly compatible with Coach crossbody construction"
                ],
                "negative_evidence": [
                    "photo 1: interior is fabric-lined and the bag uses contemporary-looking silver-tone hardware, which does not strongly fit classic 1970s\u2013early-1990s unlined glove-tanned Coach construction",
                    "photo 3: flap and rear-pocket silhouette are generic and do not clearly match a catalogued vintage Coach model",
                    "photo 5: hangtag text below COACH LEATHERWARE is not legible, and the tag shape\/attachment alone cannot establish that the bag itself was made by Coach",
                    "photo 6: synthetic-looking fabric lining and zipper details are visible, but no creed patch or style-number tag is shown"
                ],
                "missing_information": [
                    "photo 1\/photo 6: no clear interior back-wall view showing a sewn Coach creed patch",
                    "photo 6: no fabric tag or serial\/style-number tag is visible",
                    "photo 2\/photo 3: zipper pull, strap attachment hardware, and buckle markings need close-up views",
                    "photo 5: both sides of the hangtag and its attachment chain should be photographed straight-on",
                    "seller-stated dimensions and a bottom\/corner close-up are absent"
                ],
                "authenticity_concerns": [
                    "photo 5: a loose or transplanted Coach hangtag is possible; the tag authenticates itself more readily than the entire bag",
                    "photos 1 and 6: the lined construction and silver-tone hardware are not a strong match for a classic vintage Coach bag, while no era-consistent creed or serial is visible",
                    "photo 5: the lower hangtag text is too blurred to confirm country or wording"
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": true,
                    "turnlock_present": false,
                    "hangtag_present": true,
                    "hardware_description": "photo 1: small round silver-tone snap on the flap; photo 3: silver-tone strap buckle; no readable hardware branding; no turnlock visible",
                    "leather_description": "photos 2-4: burgundy pebbled leather or leather-like material with a smooth, finished surface; exact leather type is not verifiable",
                    "lining_description": "photos 1 and 6: dark burgundy fabric lining with several compartments and a zip pocket",
                    "strap_construction": "photos 2-4: long adjustable narrow strap with buckle adjustment and stitched leather attachment sections",
                    "stitching_description": "photos 1-4: generally straight, evenly spaced tonal stitching visible along flap, body, and strap"
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic flap crossbody and does not provide a reliable match to Willis, Court, Dinky, or another catalogued Coach style.",
                    "The visible COACH LEATHERWARE hangtag provides meaningful but limited brand evidence; no readable creed, serial, country line, or model number is present.",
                    "The lined interior and silver-tone hardware suggest a later or non-Coach construction rather than a classic unlined glove-tanned Coach model.",
                    "Condition appears Very Good: light surface creasing and handling wear are visible, with no obvious major tears or broken hardware in the supplied photos; odor, mold, and hidden bottom wear are unknown."
                ],
                "confidence": 0.72,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no Coach creed or identifier visible in any view - interior already shown with no creed patch"
                ],
                "negative_evidence": [
                    "photo 1: magnetic snap closure, not Coach turnlock geometry",
                    "photo 1, photo 6: full burgundy synthetic fabric lining, not unlined glove-tanned suede interior of vintage Coach classics",
                    "photo 1: organizer interior with card slots and zip compartment unlike 1970s-1990s Coach flap bags",
                    "photo 5: hangtag reads GENUINE LEATHER WITH MANMADE TRIM, not COACH wordmark or carriage",
                    "photo 2, photo 3, photo 4: silver-tone buckle and snap hardware, not solid brass vintage Coach hardware",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": true,
                    "hardware_description": "silver-tone magnetic snap on flap (photo 1), silver-tone strap buckle (photo 2, photo 3); no brass turnlock, no dogleash clips",
                    "leather_description": "burgundy pebbled grain leather exterior (photo 2, photo 3, photo 4)",
                    "lining_description": "burgundy \/ dark mauve woven fabric lining throughout with zip pocket (photo 1, photo 6)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching visible on flap edge and interior trim (photo 1, photo 6)",
                    "strap_construction": "thin flat adjustable crossbody strap with buckle adjustment, sewn to body sides (photo 2, photo 3)",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 2, photo 3, photo 4: leather handbag with flap silhouette in burgundy, a color also used by Coach"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: magnetic snap instead of turnlock, fabric lining instead of unlined suede, organizer card-slot interior, and GENUINE LEATHER WITH MANMADE TRIM tag are inconsistent with 1970s-1990s glove-tanned Coach classics. Condition: Very Good to Excellent per photos; exterior pebbled leather looks clean with light wear (photo 4), interior clean (photo 1), no bottom-corner view so grade capped."
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18095,
            "output_tokens": 1066,
            "total_tokens": 19161,
            "estimated_cost_usd": 0.009796
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18647,
            "output_tokens": 1159,
            "total_tokens": 19806,
            "estimated_cost_usd": 0.004657
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}