Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.89,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with top handles, zip closure, and detachable shoulder strap.",
        "photo 1: The bag has a structured Boston\/satchel silhouette and multiple exterior zip and decorative pockets."
    ],
    "negative_evidence": [
        "photo 1: Body, handles, and strap are made from blue denim rather than Coach's characteristic leather, coated canvas, or signature textile construction.",
        "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, hangtag, or Coach-specific branding is visible.",
        "photo 1: Hardware appears silver\/dark plated and the overall design is a generic denim fashion bag, not a recognizable vintage Coach construction.",
        "photo 6: Promotional graphic describes 'premium denim fabric' and contains no Coach branding; the imagery appears like retailer or stock-product photography.",
        "photo 7: The seller lists the brand as Unbranded, with no Coach claim or supporting identification.",
        "photo 1: body and handles are washed denim fabric, not glove-tanned leather",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
        "photo 1: no solid-brass turnlock; closure is top zip with moto-style front zip pocket",
        "photo 1-3: gunmetal\/dark plated hardware with lobster-clasp strap clips, not vintage solid brass",
        "photo 1: Balenciaga-City-style moto detailing (front zip flap, knotted tassel pulls, pieced corners) not a Coach catalog silhouette"
    ],
    "missing_information": [
        "photo 1-7: Interior, lining, and any sewn-in brand or care label are not shown.",
        "photo 1-7: No close-up of zipper pulls, hardware markings, or tags is provided.",
        "photo 1-7: Bottom, corners, and construction details are not shown in a natural seller photograph.",
        "photo 1-7: The photos appear promotional\/stock-style rather than documenting the exact item's interior and condition.",
        "photo 1-4: interior never shown, lining and any interior patch\/label unknown",
        "photo 1-4: no creed close-up to transcribe",
        "photo 1-4: no bottom view showing corners\/feet",
        "photo 1-4: no hardware engraving \/ zipper-brand stamp legible"
    ],
    "authenticity_concerns": [
        "photo 1: Denim construction and generic decorative detailing are inconsistent with the classic leather Coach handbag population.",
        "photo 6: Marketing-style imagery and 'premium quality' graphics without brand identification provide no authentication support and may not depict the exact item."
    ],
    "possible_model_reasoning": [
        "photo 1: The silhouette is a generic denim Boston\/satchel bag, not a close match to the listed vintage Coach leather models.",
        "photo 1-7: No Coach identifier is visible, and the denim material strongly supports a modern non-Coach fashion item.",
        "photo 1-7: Condition cannot be reliably graded from promotional images; visible presentation suggests no obvious damage, but actual wear and interior condition are unknown.",
        "Boston\/duffle shape with dual top handles and detachable crossbody does not match any vintage Coach classic (Willis, Court, Station, Dinky, City Bag, Duffle Sac) in material, hardware or detailing",
        "Denim textile construction rules out 1970s-1990s glove-tanned Coach; no identifiers to decode for era",
        "Condition: appears New\/unused studio product photos (photo 1-4), but condition grade for Coach purposes not applicable as not Coach"
    ],
    "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 1-4: Silver\/dark-tone zipper teeth, zipper pulls, D-rings, and lobster-style strap clips are visible; no branding is legible.",
        "leather_description": "photo 1-7: Blue washed denim\/textile exterior with matching fabric-covered handles and strap; leather is not visible.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-4: Detachable adjustable fabric shoulder strap attached with metal clips; short fabric top handles are permanently attached by stitched tabs.",
        "stitching_description": "photo 1-4: Visible contrast edging and machine stitching appear generally even; detailed stress-point construction is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "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": 0.82,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with top handles, zip closure, and detachable shoulder strap.",
                    "photo 1: The bag has a structured Boston\/satchel silhouette and multiple exterior zip and decorative pockets."
                ],
                "negative_evidence": [
                    "photo 1: Body, handles, and strap are made from blue denim rather than Coach's characteristic leather, coated canvas, or signature textile construction.",
                    "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, hangtag, or Coach-specific branding is visible.",
                    "photo 1: Hardware appears silver\/dark plated and the overall design is a generic denim fashion bag, not a recognizable vintage Coach construction.",
                    "photo 6: Promotional graphic describes 'premium denim fabric' and contains no Coach branding; the imagery appears like retailer or stock-product photography.",
                    "photo 7: The seller lists the brand as Unbranded, with no Coach claim or supporting identification."
                ],
                "missing_information": [
                    "photo 1-7: Interior, lining, and any sewn-in brand or care label are not shown.",
                    "photo 1-7: No close-up of zipper pulls, hardware markings, or tags is provided.",
                    "photo 1-7: Bottom, corners, and construction details are not shown in a natural seller photograph.",
                    "photo 1-7: The photos appear promotional\/stock-style rather than documenting the exact item's interior and condition."
                ],
                "authenticity_concerns": [
                    "photo 1: Denim construction and generic decorative detailing are inconsistent with the classic leather Coach handbag population.",
                    "photo 6: Marketing-style imagery and 'premium quality' graphics without brand identification provide no authentication support and may not depict the exact item."
                ],
                "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 1-4: Silver\/dark-tone zipper teeth, zipper pulls, D-rings, and lobster-style strap clips are visible; no branding is legible.",
                    "leather_description": "photo 1-7: Blue washed denim\/textile exterior with matching fabric-covered handles and strap; leather is not visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-4: Detachable adjustable fabric shoulder strap attached with metal clips; short fabric top handles are permanently attached by stitched tabs.",
                    "stitching_description": "photo 1-4: Visible contrast edging and machine stitching appear generally even; detailed stress-point construction is not assessable."
                },
                "possible_model_reasoning": [
                    "photo 1: The silhouette is a generic denim Boston\/satchel bag, not a close match to the listed vintage Coach leather models.",
                    "photo 1-7: No Coach identifier is visible, and the denim material strongly supports a modern non-Coach fashion item.",
                    "photo 1-7: Condition cannot be reliably graded from promotional images; visible presentation suggests no obvious damage, but actual wear and interior condition are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: interior never shown, lining and any interior patch\/label unknown",
                    "photo 1-4: no creed close-up to transcribe",
                    "photo 1-4: no bottom view showing corners\/feet",
                    "photo 1-4: no hardware engraving \/ zipper-brand stamp legible"
                ],
                "negative_evidence": [
                    "photo 1: body and handles are washed denim fabric, not glove-tanned leather",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch or leather hangtag visible",
                    "photo 1: no solid-brass turnlock; closure is top zip with moto-style front zip pocket",
                    "photo 1-3: gunmetal\/dark plated hardware with lobster-clasp strap clips, not vintage solid brass",
                    "photo 1: Balenciaga-City-style moto detailing (front zip flap, knotted tassel pulls, pieced corners) not a Coach catalog silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "dark gunmetal-tone top zip, front zip, D-rings and lobster-clasp clips; no COACH engraving visible",
                    "leather_description": "not leather - washed blue denim textile with faded\/washed finish",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible contrast light stitching on denim panels and handles",
                    "strap_construction": "rolled denim top handles on metal rings plus detachable flat denim crossbody strap on lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Boston\/duffle shape with dual top handles and detachable crossbody does not match any vintage Coach classic (Willis, Court, Station, Dinky, City Bag, Duffle Sac) in material, hardware or detailing",
                    "Denim textile construction rules out 1970s-1990s glove-tanned Coach; no identifiers to decode for era",
                    "Condition: appears New\/unused studio product photos (photo 1-4), but condition grade for Coach purposes not applicable as not Coach"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}