Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.895,
    "recommended_max_bid": 22.5,
    "estimated_resale_low": 22.5,
    "estimated_resale_high": 65,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: white small shoulder bag has a prominent pink non-Coach brand tag and synthetic-looking construction.",
        "photo 2: gray bag uses multiple exposed zippers and lightweight gold-tone hardware, unlike a classic vintage Coach construction.",
        "photo 3: mint quilted travel bag has a visible 'ZUOMANNI' label and nylon\/polyester appearance.",
        "photo 4: multiple gray bags appear to be modern synthetic or faux-leather crossbody bags with generic zipper construction.",
        "photo 5: black and white bags have generic smooth synthetic\/faux-leather bodies, lightweight zipper hardware, and no visible Coach identifiers.",
        "photo 6: brown bag is nylon\/polyester with webbing straps and a modern backpack\/duffel design.",
        "listing text: seller identifies the lot as unbranded and describes assorted new bags; no Coach claim or Coach-specific evidence is provided.",
        "photo 1: white shoulder bag in smooth synthetic faux leather with pink plastic KKXIU retail tag, gold-tone zipper, no creed, no turnlock, no Coach wordmark",
        "photo 2: grey faux-suede fanny pack with bright plated gold zippers, modern styling, no Coach identifiers",
        "photo 3: mint quilted nylon travel duffel with woven ZUOMANNI label and webbing handles - nylon is coach_probability <=0.05 material",
        "photo 4: three beige faux-suede zip pouches\/fannies, modern fast-fashion construction",
        "photo 5: black and white faux-leather zip pouches with thin plated hardware",
        "photo 6: brown nylon backpack with fabric webbing straps - not a Coach silhouette, no solid brass, no glove-tanned leather",
        "all photos: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no solid brass turnlock visible",
        "seller text: all 9 items brand new unused with tags\/wrapping - inconsistent with vintage Coach"
    ],
    "missing_information": [
        "photo 1-6: no clear interior views of the bags or close-ups of any sewn-in brand labels.",
        "photo 1-6: no creed patch, serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag is visible.",
        "photo 1-6: bottoms, strap attachment details, zipper-brand markings, and material tags are not shown.",
        "seller-stated dimensions and individual item prices are not provided.",
        "creed patch not shown for any of 9 items",
        "interior \/ lining \/ creed close-ups not shown",
        "hardware engravings and zipper brands not shown",
        "3 of 9 claimed items not visible in provided 6 photos"
    ],
    "authenticity_concerns": [
        "photo 3: the visible 'ZUOMANNI' label identifies a different brand, not Coach.",
        "photo 1-6: the nylon, quilted textile, faux-leather-looking, and generic modern constructions are inconsistent with the vintage glove-tanned leather Coach population.",
        "photo 1-6: no Coach identifier is visible across the supplied views; these appear to be modern unbranded or other-brand bags rather than misidentified vintage Coach.",
        "photo 1-6: bulk lot of 9 brand-new unused bags sold together - new-in-box unbranded lot is replica\/fast-fashion signal, not vintage Coach context",
        "photo 3: visible non-Coach brand label ZUOMANNI on duffel",
        "photo 1: non-Coach retail tag KKXIU"
    ],
    "possible_model_reasoning": [
        "photo 1-6: no Coach model is a plausible match because the lot contains assorted modern generic silhouettes, nylon\/textile bags, and a visible non-Coach brand label.",
        "Condition: seller states new and unused, while the photos show generally clean, unused-looking surfaces; interior condition, odors, and hidden defects are unknown.",
        "No Coach model fits: silhouettes are modern fast-fashion shoulder bag, fanny packs, quilted nylon duffel, nylon backpack - none match catalog styles in section 4",
        "Materials rule out vintage Coach: nylon, quilted synthetic, faux leather\/suede with plated hardware per Step 1 triage",
        "No hard identifiers observed in any photo to decode for era",
        "Condition: New per seller text and appearance (tags\/wrapping); grading tiers not applicable to Coach value"
    ],
    "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 1-6: lightweight-looking gold-tone zipper pulls, rings, snaps, and buckles are visible; no Coach engraving or vintage brass turnlock is visible.",
        "leather_description": "photo 1-6: bodies appear to be synthetic, faux leather, nylon, or quilted textile; genuine glove-tanned leather is not evident.",
        "lining_description": "not_visible",
        "strap_construction": "photo 3 and photo 6: textile webbing handles and adjustable straps are visible; photos 1, 2, 4, and 5 show short synthetic strap tabs or attachment loops.",
        "stitching_description": "photo 1-6: machine stitching appears generally regular, but close-up stress-point stitching is not available."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0032,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: white small shoulder bag has a prominent pink non-Coach brand tag and synthetic-looking construction.",
                    "photo 2: gray bag uses multiple exposed zippers and lightweight gold-tone hardware, unlike a classic vintage Coach construction.",
                    "photo 3: mint quilted travel bag has a visible 'ZUOMANNI' label and nylon\/polyester appearance.",
                    "photo 4: multiple gray bags appear to be modern synthetic or faux-leather crossbody bags with generic zipper construction.",
                    "photo 5: black and white bags have generic smooth synthetic\/faux-leather bodies, lightweight zipper hardware, and no visible Coach identifiers.",
                    "photo 6: brown bag is nylon\/polyester with webbing straps and a modern backpack\/duffel design.",
                    "listing text: seller identifies the lot as unbranded and describes assorted new bags; no Coach claim or Coach-specific evidence is provided."
                ],
                "missing_information": [
                    "photo 1-6: no clear interior views of the bags or close-ups of any sewn-in brand labels.",
                    "photo 1-6: no creed patch, serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag is visible.",
                    "photo 1-6: bottoms, strap attachment details, zipper-brand markings, and material tags are not shown.",
                    "seller-stated dimensions and individual item prices are not provided."
                ],
                "authenticity_concerns": [
                    "photo 3: the visible 'ZUOMANNI' label identifies a different brand, not Coach.",
                    "photo 1-6: the nylon, quilted textile, faux-leather-looking, and generic modern constructions are inconsistent with the vintage glove-tanned leather Coach population.",
                    "photo 1-6: no Coach identifier is visible across the supplied views; these appear to be modern unbranded or other-brand bags rather than misidentified vintage Coach."
                ],
                "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 1-6: lightweight-looking gold-tone zipper pulls, rings, snaps, and buckles are visible; no Coach engraving or vintage brass turnlock is visible.",
                    "leather_description": "photo 1-6: bodies appear to be synthetic, faux leather, nylon, or quilted textile; genuine glove-tanned leather is not evident.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 3 and photo 6: textile webbing handles and adjustable straps are visible; photos 1, 2, 4, and 5 show short synthetic strap tabs or attachment loops.",
                    "stitching_description": "photo 1-6: machine stitching appears generally regular, but close-up stress-point stitching is not available."
                },
                "possible_model_reasoning": [
                    "photo 1-6: no Coach model is a plausible match because the lot contains assorted modern generic silhouettes, nylon\/textile bags, and a visible non-Coach brand label.",
                    "Condition: seller states new and unused, while the photos show generally clean, unused-looking surfaces; interior condition, odors, and hidden defects are unknown."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 20,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: bulk lot of 9 brand-new unused bags sold together - new-in-box unbranded lot is replica\/fast-fashion signal, not vintage Coach context",
                    "photo 3: visible non-Coach brand label ZUOMANNI on duffel",
                    "photo 1: non-Coach retail tag KKXIU"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 70,
                "estimated_resale_low": 30,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "creed patch not shown for any of 9 items",
                    "interior \/ lining \/ creed close-ups not shown",
                    "hardware engravings and zipper brands not shown",
                    "3 of 9 claimed items not visible in provided 6 photos"
                ],
                "negative_evidence": [
                    "photo 1: white shoulder bag in smooth synthetic faux leather with pink plastic KKXIU retail tag, gold-tone zipper, no creed, no turnlock, no Coach wordmark",
                    "photo 2: grey faux-suede fanny pack with bright plated gold zippers, modern styling, no Coach identifiers",
                    "photo 3: mint quilted nylon travel duffel with woven ZUOMANNI label and webbing handles - nylon is coach_probability <=0.05 material",
                    "photo 4: three beige faux-suede zip pouches\/fannies, modern fast-fashion construction",
                    "photo 5: black and white faux-leather zip pouches with thin plated hardware",
                    "photo 6: brown nylon backpack with fabric webbing straps - not a Coach silhouette, no solid brass, no glove-tanned leather",
                    "all photos: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no solid brass turnlock visible",
                    "seller text: all 9 items brand new unused with tags\/wrapping - inconsistent with vintage Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin bright gold-tone plated zippers and rings visible in photo 1, 2, 5; no solid brass turnlock, no stamped pulls visible",
                    "leather_description": "appears to be synthetic faux leather \/ faux suede and quilted nylon, not glove-tanned cowhide - smooth plastic-like surface in photo 1, 4, 5; nylon in photo 3, 6",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; machine-stitched edges, no assessment of vintage Coach stitching",
                    "strap_construction": "photo 6: fabric webbing backpack straps with rectangular buckles; other bags: small faux-leather side tabs, no buckle-adjustable leather shoulder straps or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouettes are modern fast-fashion shoulder bag, fanny packs, quilted nylon duffel, nylon backpack - none match catalog styles in section 4",
                    "Materials rule out vintage Coach: nylon, quilted synthetic, faux leather\/suede with plated hardware per Step 1 triage",
                    "No hard identifiers observed in any photo to decode for era",
                    "Condition: New per seller text and appearance (tags\/wrapping); grading tiers not applicable to Coach value"
                ],
                "possible_models": [],
                "recommended_max_bid": 25,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}