Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.185,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.87,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather shoulder\/hobo handbag with multiple exterior pockets and a top zipper",
        "photo 5: interior label is visible and reads \u201cGenuine Leather\u201d and \u201cHECHO EN MEXICO,\u201d with no visible Coach branding"
    ],
    "negative_evidence": [
        "photo 5: visible interior label does not show COACH, a Coach creed, or a recognizable Coach wordmark",
        "photo 1: construction is a soft, heavily gathered hobo design unlike the documented classic vintage Coach silhouettes",
        "photo 2: hardware appears limited to plain rings and zipper hardware; no Coach turnlock, carriage, or branded hardware is visible",
        "photo 5: black textile lining and a generic \u201cGenuine Leather\u201d label are inconsistent with many classic unlined glove-tanned Coach bags",
        "listing text: seller identifies the bag only as vintage leather and does not claim Coach",
        "photo 5: white fabric tag reads Genuine Leather HECHO EN MEXICO, not a Coach creed patch",
        "photo 3: black fabric lining visible, not unlined glove-tanned suede interior of vintage Coach classics",
        "photo 1, photo 2, photo 3: zip-top slouchy hobo with exterior gathered pockets, no turnlock, no solid brass hardware",
        "photo 1, photo 2, photo 6: thin shoulder strap with silver-tone rings, not brass dogleash\/lobster Coach hardware",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible"
    ],
    "missing_information": [
        "photo 5: the visible label should be photographed closer and straight-on to identify its manufacturer logo or brand name",
        "photo 1: close-ups of all zipper pulls and hardware stamps are absent",
        "photo 2: bottom, corners, and strap attachment details should be shown more closely for condition assessment",
        "seller-stated dimensions and any additional interior labels or markings would help identify the actual maker"
    ],
    "authenticity_concerns": [
        "photo 5: the only visible label is generic and does not provide Coach provenance; the bag is most consistent with a non-Coach leather handbag"
    ],
    "possible_model_reasoning": [
        "The silhouette is a soft multi-pocket hobo rather than a recognizable Coach classic such as a Willis, Court, Station, Dinky, or City Bag.",
        "photo 5: \u201cHECHO EN MEXICO\u201d establishes Mexican manufacture but does not indicate Coach; the adjacent circular mark is not legibly identifiable as a Coach mark.",
        "Condition: Very Good; leather remains intact with normal creasing and wrinkling visible, while corners, strap folds, and full interior condition are not fully documented.",
        "No Coach silhouette match: zip-top hobo with side flap pockets and gathered front pocket does not match Willis (9927), Court (9870), Station (5130), City Bag (9790) or other catalog styles",
        "No identifiers: no creed, no serial, no wordmark, no hangtag, no brass turnlock in any photo",
        "Construction inconsistent with vintage Coach: fabric lining, silver-tone hardware, thin soft leather, made in Mexico fabric tag",
        "Condition: Very Good to Excellent; leather intact with normal slouch, no major corner wear visible, lining appears intact (photo 3), strap intact"
    ],
    "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 1-2: plain dark metal or silver-tone rings and zipper hardware are visible; no turnlock or Coach engraving is visible",
        "leather_description": "photo 1-4: soft, smooth dark raisin\/brown leather with substantial wrinkling and gathered construction; seller states genuine leather, and photo 5 shows a generic genuine-leather label",
        "lining_description": "photo 1 and photo 5: dark textile lining is visible; it appears synthetic or woven, but exact fiber content is not visible",
        "strap_construction": "photo 1-2 and photo 6: long adjustable shoulder strap attached through metal rings, with stitched leather tabs; no Coach-specific strap construction visible",
        "stitching_description": "photo 1-4: generally even tonal stitching is visible, with curved pocket seams and a central back seam; some areas are obscured by folds"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather shoulder\/hobo handbag with multiple exterior pockets and a top zipper",
                    "photo 5: interior label is visible and reads \u201cGenuine Leather\u201d and \u201cHECHO EN MEXICO,\u201d with no visible Coach branding"
                ],
                "negative_evidence": [
                    "photo 5: visible interior label does not show COACH, a Coach creed, or a recognizable Coach wordmark",
                    "photo 1: construction is a soft, heavily gathered hobo design unlike the documented classic vintage Coach silhouettes",
                    "photo 2: hardware appears limited to plain rings and zipper hardware; no Coach turnlock, carriage, or branded hardware is visible",
                    "photo 5: black textile lining and a generic \u201cGenuine Leather\u201d label are inconsistent with many classic unlined glove-tanned Coach bags",
                    "listing text: seller identifies the bag only as vintage leather and does not claim Coach"
                ],
                "missing_information": [
                    "photo 5: the visible label should be photographed closer and straight-on to identify its manufacturer logo or brand name",
                    "photo 1: close-ups of all zipper pulls and hardware stamps are absent",
                    "photo 2: bottom, corners, and strap attachment details should be shown more closely for condition assessment",
                    "seller-stated dimensions and any additional interior labels or markings would help identify the actual maker"
                ],
                "authenticity_concerns": [
                    "photo 5: the only visible label is generic and does not provide Coach provenance; the bag is most consistent with a non-Coach leather handbag"
                ],
                "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 1-2: plain dark metal or silver-tone rings and zipper hardware are visible; no turnlock or Coach engraving is visible",
                    "leather_description": "photo 1-4: soft, smooth dark raisin\/brown leather with substantial wrinkling and gathered construction; seller states genuine leather, and photo 5 shows a generic genuine-leather label",
                    "lining_description": "photo 1 and photo 5: dark textile lining is visible; it appears synthetic or woven, but exact fiber content is not visible",
                    "strap_construction": "photo 1-2 and photo 6: long adjustable shoulder strap attached through metal rings, with stitched leather tabs; no Coach-specific strap construction visible",
                    "stitching_description": "photo 1-4: generally even tonal stitching is visible, with curved pocket seams and a central back seam; some areas are obscured by folds"
                },
                "possible_model_reasoning": [
                    "The silhouette is a soft multi-pocket hobo rather than a recognizable Coach classic such as a Willis, Court, Station, Dinky, or City Bag.",
                    "photo 5: \u201cHECHO EN MEXICO\u201d establishes Mexican manufacture but does not indicate Coach; the adjacent circular mark is not legibly identifiable as a Coach mark.",
                    "Condition: Very Good; leather remains intact with normal creasing and wrinkling visible, while corners, strap folds, and full interior condition are not fully documented."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 5: white fabric tag reads Genuine Leather HECHO EN MEXICO, not a Coach creed patch",
                    "photo 3: black fabric lining visible, not unlined glove-tanned suede interior of vintage Coach classics",
                    "photo 1, photo 2, photo 3: zip-top slouchy hobo with exterior gathered pockets, no turnlock, no solid brass hardware",
                    "photo 1, photo 2, photo 6: thin shoulder strap with silver-tone rings, not brass dogleash\/lobster Coach hardware",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal rings and dark zipper; no solid brass turnlock, buckle, or dogleash clips visible",
                    "leather_description": "dark raisin-brown soft thin-grained leather, slouchy finish, not thick matte glove-tanned cowhide",
                    "lining_description": "black fabric lining visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching, center seam on back panel, gathered elastic top on exterior pocket",
                    "strap_construction": "single thin shoulder\/crossbody strap attached with small silver-tone rings, no buckle adjustment or dowel handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: zip-top hobo with side flap pockets and gathered front pocket does not match Willis (9927), Court (9870), Station (5130), City Bag (9790) or other catalog styles",
                    "No identifiers: no creed, no serial, no wordmark, no hangtag, no brass turnlock in any photo",
                    "Construction inconsistent with vintage Coach: fabric lining, silver-tone hardware, thin soft leather, made in Mexico fabric tag",
                    "Condition: Very Good to Excellent; leather intact with normal slouch, no major corner wear visible, lining appears intact (photo 3), strap intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.25
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 875,
            "total_tokens": 18647,
            "estimated_cost_usd": 0.009209
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18111,
            "output_tokens": 1250,
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            "estimated_cost_usd": 0.004622
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}