Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.845,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is a generic structured bowler silhouette with no visible Coach wordmark, horse-and-carriage, creed, hangtag, or signature pattern",
        "photo 1: highly glossy, wrinkled-looking black material does not visibly resemble classic matte glove-tanned Coach leather",
        "photo 1: zipper and ring hardware appear silver-tone\/plated rather than the solid brass typically associated with vintage Coach classics",
        "photo 2: visible construction is a generic top-zip bowler design, not a distinctive catalog Coach silhouette",
        "photos 1-5: all views are staged lifestyle images and do not provide identifying interior or underside details",
        "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 2-5: thin silver-tone rings and zipper, not vintage solid brass turnlock \/ buckles \/ dogleash hardware",
        "photo 2: high-gloss crinkled coated surface unlike matte-to-satin glove-tanned cowhide with natural grain",
        "photo 2-5: zip-top bowler \/ baguette silhouette with twin fixed handles does not match classic Coach turnlock flap catalog styles",
        "photo 1-5: staged lifestyle catalog-type images of a new bag, typical of modern unbranded fast fashion"
    ],
    "missing_information": [
        "Straight-on interior photo showing the back wall, pockets, lining, and any creed patch",
        "Close-up of any interior, fabric, or sewn brand label",
        "Close-ups of zipper pulls and hardware from both sides",
        "Bottom, side, and corner photos",
        "Full strap attachment and stitching details",
        "Seller-stated material, dimensions, country of manufacture, and any markings",
        "interior views including back wall \/ slip pocket where creed would sit not shown",
        "creed patch close-up in raking light not shown",
        "hardware stamps, zipper-pull brand, Made-in line not shown",
        "bottom, corners, strap anchors and dimensions not shown",
        "material \/ fabric tag not shown"
    ],
    "authenticity_concerns": [
        "The glossy black material and generic hardware\/construction are more consistent with an unbranded modern fashion bag than a vintage Coach product",
        "The lifestyle presentation appears promotional or stock-like, and no authentication-relevant Coach identifiers are shown",
        "photo 1-5: no Coach creed, wordmark, hangtag or other hard identifier visible to support Coach manufacture",
        "photo 2: glossy crinkled coated finish and thin silver-tone hardware inconsistent with vintage glove-tanned leather and solid brass"
    ],
    "possible_model_reasoning": [
        "The shape is a generic modern bowler or baguette-style handbag and does not provide a reliable match to a Coach catalog model.",
        "No creed, serial\/style number, wordmark, hangtag, or other Coach identifier is visible, so a Coach attribution is unsupported.",
        "Condition: appears Good to Very Good externally, with extensive visible surface wrinkling\/creasing and otherwise intact-looking handles; interior, odor, lining, and bottom condition are unknown.",
        "No Coach model fits: zip-top bowler baguette with twin handles and silver zip has no turnlock, no creed, no brass, no unlined suede interior seen on vintage classics",
        "Construction and finish point to modern non-Coach fast-fashion shoulder bag, not 1970s-1990s Coach",
        "Condition: appears New \/ Like New as photographed (clean surface, no wear visible in photos 1-5), but interior, bottom and close-ups not shown 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": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: silver-tone rings and zipper hardware are visible; no Coach engraving is legible",
        "leather_description": "photo 1: glossy black, heavily wrinkled or textured material; exact material cannot be determined from photos",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-5: two long rounded handles attached with narrow stitched tabs and small rings; no adjustable shoulder strap visible",
        "stitching_description": "photos 1-5: visible perimeter and handle-tab stitching appears fairly regular; interior seams and stress points are not shown"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is a generic structured bowler silhouette with no visible Coach wordmark, horse-and-carriage, creed, hangtag, or signature pattern",
                    "photo 1: highly glossy, wrinkled-looking black material does not visibly resemble classic matte glove-tanned Coach leather",
                    "photo 1: zipper and ring hardware appear silver-tone\/plated rather than the solid brass typically associated with vintage Coach classics",
                    "photo 2: visible construction is a generic top-zip bowler design, not a distinctive catalog Coach silhouette",
                    "photos 1-5: all views are staged lifestyle images and do not provide identifying interior or underside details"
                ],
                "missing_information": [
                    "Straight-on interior photo showing the back wall, pockets, lining, and any creed patch",
                    "Close-up of any interior, fabric, or sewn brand label",
                    "Close-ups of zipper pulls and hardware from both sides",
                    "Bottom, side, and corner photos",
                    "Full strap attachment and stitching details",
                    "Seller-stated material, dimensions, country of manufacture, and any markings"
                ],
                "authenticity_concerns": [
                    "The glossy black material and generic hardware\/construction are more consistent with an unbranded modern fashion bag than a vintage Coach product",
                    "The lifestyle presentation appears promotional or stock-like, and no authentication-relevant Coach identifiers are shown"
                ],
                "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: silver-tone rings and zipper hardware are visible; no Coach engraving is legible",
                    "leather_description": "photo 1: glossy black, heavily wrinkled or textured material; exact material cannot be determined from photos",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-5: two long rounded handles attached with narrow stitched tabs and small rings; no adjustable shoulder strap visible",
                    "stitching_description": "photos 1-5: visible perimeter and handle-tab stitching appears fairly regular; interior seams and stress points are not shown"
                },
                "possible_model_reasoning": [
                    "The shape is a generic modern bowler or baguette-style handbag and does not provide a reliable match to a Coach catalog model.",
                    "No creed, serial\/style number, wordmark, hangtag, or other Coach identifier is visible, so a Coach attribution is unsupported.",
                    "Condition: appears Good to Very Good externally, with extensive visible surface wrinkling\/creasing and otherwise intact-looking handles; interior, odor, lining, and bottom condition are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: no Coach creed, wordmark, hangtag or other hard identifier visible to support Coach manufacture",
                    "photo 2: glossy crinkled coated finish and thin silver-tone hardware inconsistent with vintage glove-tanned leather and solid brass"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including back wall \/ slip pocket where creed would sit not shown",
                    "creed patch close-up in raking light not shown",
                    "hardware stamps, zipper-pull brand, Made-in line not shown",
                    "bottom, corners, strap anchors and dimensions not shown",
                    "material \/ fabric tag not shown"
                ],
                "negative_evidence": [
                    "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 2-5: thin silver-tone rings and zipper, not vintage solid brass turnlock \/ buckles \/ dogleash hardware",
                    "photo 2: high-gloss crinkled coated surface unlike matte-to-satin glove-tanned cowhide with natural grain",
                    "photo 2-5: zip-top bowler \/ baguette silhouette with twin fixed handles does not match classic Coach turnlock flap catalog styles",
                    "photo 1-5: staged lifestyle catalog-type images of a new bag, typical of modern unbranded fast fashion"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin silver-tone O-rings at handle tabs and top zipper with small pull; no turnlock, no buckles, no brass, no legible stamps visible",
                    "leather_description": "black high-gloss crinkled \/ wrinkled coated material with shiny highlights; appears faux \/ heavily coated, not matte glove-tanned full-grain leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "small edge stitching on handle tabs visible in photo 2; general seam stitching not clearly legible",
                    "strap_construction": "twin fixed narrow top handles attached via metal rings to small stitched tabs; no buckle adjustment, no detachable clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top bowler baguette with twin handles and silver zip has no turnlock, no creed, no brass, no unlined suede interior seen on vintage classics",
                    "Construction and finish point to modern non-Coach fast-fashion shoulder bag, not 1970s-1990s Coach",
                    "Condition: appears New \/ Like New as photographed (clean surface, no wear visible in photos 1-5), but interior, bottom and close-ups not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 21240,
            "output_tokens": 736,
            "total_tokens": 21976,
            "estimated_cost_usd": 0.010262
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 22231,
            "output_tokens": 1252,
            "total_tokens": 23483,
            "estimated_cost_usd": 0.005448
        }
    ]
}