Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.92,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is constructed from denim with multiple utility-style zip pockets, not vintage Coach glove-tanned leather",
        "photo 5: interior shows textile lining and no visible Coach creed patch",
        "photo 6: sewn label states MADE IN CHINA and 100% COTTON, with non-leather materials indicated",
        "photo 2: hardware and zipper pulls are generic and no COACH wordmark is visible",
        "photo 1: silhouette and construction do not closely match a recognizable vintage Coach model",
        "photo 1, photo 2, photo 3: body and strap are blue denim \/ jean fabric, not glove-tanned leather",
        "photo 5: dark blue synthetic fabric lining, not unlined suede",
        "photo 6: white content tag reads MADE IN CHINA 100% COTTON WITH NON LEATHER MATERIAL AS TRIM - non-leather materials exclude vintage Coach classic",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4: silver-tone buckle, not solid brass vintage hardware; no turnlock present",
        "photo 2: zip pulls with brown synthetic tabs, not Talon solid brass \/ leather-tab vintage construction"
    ],
    "missing_information": [
        "photo 5: interior is only partially shown; a complete empty-interior view would confirm whether any hidden brand label is present",
        "photo 6: reverse side of the care label is not shown",
        "photo 1: no full back, bottom, or complete strap-detail views"
    ],
    "authenticity_concerns": [
        "photo 6: the China-made textile construction and non-leather materials are inconsistent with classic vintage Coach leather handbags",
        "photo 2: generic utility-pocket construction without a Coach identifier is characteristic of an unbranded or lookalike bag"
    ],
    "possible_model_reasoning": [
        "photo 1: compact crossbody purse with multiple exterior zip pockets, but no Coach model match is supported by the visible construction or identifiers",
        "photo 3: seller-stated measurements appear approximately 9 inches wide by 9 inches tall; this supports a small crossbody but does not identify the maker",
        "photos 1-6: condition appears Good to Very Good from visible views, with intact denim and hardware; unseen bottom and interior areas limit grading",
        "Small denim zip-top crossbody ~8in wide x 7in tall per tape in photo 2 and photo 3 with two exterior front zip pockets and adjustable denim strap matches generic fast-fashion jean boho purse, not any catalog Coach silhouette",
        "Material \/ tag consistency excludes Coach: 100% cotton denim + non-leather trim + synthetic lining + Made in China content tag is incompatible with 1970s-1990s glove-tanned unlined brass-hardware classics and with no modern Coach denim line in this form",
        "No hard identifiers: no creed patch in interior (photo 5), no wordmark, no hangtag, no solid brass hardware",
        "Condition: Very Good to Excellent per photos - denim clean with no tears, zippers appear intact, interior clean (photo 5); no bottom-corner view but no visible wear"
    ],
    "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 2 and photo 4: silver-tone rectangular strap adjuster and generic zipper hardware; no Coach engraving visible",
        "leather_description": "photo 1 and photo 6: denim\/cotton textile body with small brown non-leather-looking zipper pulls or trim; label states 100% cotton and mentions non-leather materials",
        "lining_description": "photo 5: dark blue textile lining with denim-colored fabric sections; no creed patch visible",
        "strap_construction": "photo 1 and photo 4: long adjustable textile strap with silver-tone rectangular buckle and stitched denim construction",
        "stitching_description": "photos 1-4: visible contrasting yellow stitching is generally even and decorative, consistent with denim construction"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is constructed from denim with multiple utility-style zip pockets, not vintage Coach glove-tanned leather",
                    "photo 5: interior shows textile lining and no visible Coach creed patch",
                    "photo 6: sewn label states MADE IN CHINA and 100% COTTON, with non-leather materials indicated",
                    "photo 2: hardware and zipper pulls are generic and no COACH wordmark is visible",
                    "photo 1: silhouette and construction do not closely match a recognizable vintage Coach model"
                ],
                "missing_information": [
                    "photo 5: interior is only partially shown; a complete empty-interior view would confirm whether any hidden brand label is present",
                    "photo 6: reverse side of the care label is not shown",
                    "photo 1: no full back, bottom, or complete strap-detail views"
                ],
                "authenticity_concerns": [
                    "photo 6: the China-made textile construction and non-leather materials are inconsistent with classic vintage Coach leather handbags",
                    "photo 2: generic utility-pocket construction without a Coach identifier is characteristic of an unbranded or lookalike bag"
                ],
                "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 2 and photo 4: silver-tone rectangular strap adjuster and generic zipper hardware; no Coach engraving visible",
                    "leather_description": "photo 1 and photo 6: denim\/cotton textile body with small brown non-leather-looking zipper pulls or trim; label states 100% cotton and mentions non-leather materials",
                    "lining_description": "photo 5: dark blue textile lining with denim-colored fabric sections; no creed patch visible",
                    "strap_construction": "photo 1 and photo 4: long adjustable textile strap with silver-tone rectangular buckle and stitched denim construction",
                    "stitching_description": "photos 1-4: visible contrasting yellow stitching is generally even and decorative, consistent with denim construction"
                },
                "possible_model_reasoning": [
                    "photo 1: compact crossbody purse with multiple exterior zip pockets, but no Coach model match is supported by the visible construction or identifiers",
                    "photo 3: seller-stated measurements appear approximately 9 inches wide by 9 inches tall; this supports a small crossbody but does not identify the maker",
                    "photos 1-6: condition appears Good to Very Good from visible views, with intact denim and hardware; unseen bottom and interior areas limit grading"
                ],
                "confidence": 0.94,
                "recommended_max_bid": 8,
                "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": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1, photo 2, photo 3: body and strap are blue denim \/ jean fabric, not glove-tanned leather",
                    "photo 5: dark blue synthetic fabric lining, not unlined suede",
                    "photo 6: white content tag reads MADE IN CHINA 100% COTTON WITH NON LEATHER MATERIAL AS TRIM - non-leather materials exclude vintage Coach classic",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4: silver-tone buckle, not solid brass vintage hardware; no turnlock present",
                    "photo 2: zip pulls with brown synthetic tabs, not Talon solid brass \/ leather-tab vintage construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rectangular slide buckle on strap (photo 4), silver-tone zipper sliders with brown synthetic leather-look pull tabs (photo 2); no brass turnlock",
                    "leather_description": "no leather observed - blue denim cotton body with brown synthetic trim on zip pulls; content tag confirms non-leather trim",
                    "lining_description": "dark navy synthetic fabric lining visible in interior (photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast tan \/ gold-tone topstitching on denim exterior and strap edges (photo 2, photo 3, photo 4)",
                    "strap_construction": "long adjustable denim crossbody strap with metal slide buckle (photo 1, photo 4)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Small denim zip-top crossbody ~8in wide x 7in tall per tape in photo 2 and photo 3 with two exterior front zip pockets and adjustable denim strap matches generic fast-fashion jean boho purse, not any catalog Coach silhouette",
                    "Material \/ tag consistency excludes Coach: 100% cotton denim + non-leather trim + synthetic lining + Made in China content tag is incompatible with 1970s-1990s glove-tanned unlined brass-hardware classics and with no modern Coach denim line in this form",
                    "No hard identifiers: no creed patch in interior (photo 5), no wordmark, no hangtag, no solid brass hardware",
                    "Condition: Very Good to Excellent per photos - denim clean with no tears, zippers appear intact, interior clean (photo 5); no bottom-corner view but no visible wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "estimated_cost_usd": 0.008797
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18037,
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}