Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.51,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.72,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Black shoulder\/crossbody handbag is visible, but no Coach wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
        "photo 1: Shiny pebbled-looking material and bright silver-tone hardware are unlike the typical solid-brass, glove-tanned construction of many vintage Coach classics.",
        "photo 1: The generic slouchy silhouette, paired exterior zippers, rectangular strap hardware, and decorative vertical metal pieces do not provide a specific Coach model match.",
        "photo 1: The single image has a clean white-background product-photo appearance, and no interior or construction details are shown.",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1: no turnlock; closure appears to be open top hobo, not a Coach turnlock flap",
        "photo 1: silver\/gunmetal-tone rectangular plate hardware, D-rings and exposed zippers inconsistent with vintage Coach solid brass",
        "photo 1: black pebbled-look material with synthetic sheen and center-seam plus dual side zip pockets does not match any classic Coach catalog silhouette"
    ],
    "missing_information": [
        "photo 1: Interior, including any creed patch, fabric tag, or brand label, is not shown.",
        "A straight-on close-up of any interior patch, label, zipper pull, and hardware markings is needed.",
        "Bottom, side, strap attachment, stitching, and material close-ups are not provided.",
        "Seller-stated material composition and dimensions are unavailable.",
        "interior views including any creed patch or brand labels not shown",
        "back, side, bottom and close-up hardware views not shown",
        "lining material and zipper brand stamps not visible",
        "seller-stated dimensions, materials and provenance not provided"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible, and the generic modern construction is more consistent with an unbranded or lookalike bag than vintage Coach.",
        "photo 1: Silver-tone hardware and a likely coated or corrected pebbled surface are inconsistent with the classic unlined glove-tanned, brass-hardware Coach styles suggested by the listing's vintage framing.",
        "photo 1: modern gunmetal-tone plated hardware and synthetic-appearing leather inconsistent with vintage Coach solid brass and glove-tanned leather",
        "photo 1: no Coach identifiers visible to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 1: The large hobo\/tote shape with dual exterior vertical zippers does not closely match a cataloged vintage Coach classic and has no identifying style number.",
        "photo 1: Era is estimated as modern (2000s+), non-Coach from the contemporary silver hardware, glossy material, and generic multi-zip design; this is not evidence of a specific production year.",
        "photo 1: Condition cannot be reliably graded from a single likely stock image; listing-photo coverage is insufficient. As photographed, it appears visually unused, but actual condition is unknown.",
        "modern fast-fashion hobo with side zippers and two-strap configuration has no match in Coach classic or modern catalog",
        "materials and hardware point to modern non-Coach manufacture, not 1970s-1990s glove-tanned unlined construction",
        "Condition: appears new-like from front only but cannot grade without bottom, corners, interior and strap detail"
    ],
    "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: Bright silver-tone rectangular strap fittings, rings, lobster-style clips, and multiple zipper pulls are visible; no markings are legible.",
        "leather_description": "photo 1: Black smooth-to-pebbled glossy material is visible, but the image does not establish that it is genuine leather; it may be corrected leather or synthetic material.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: One fixed top shoulder handle and one detachable-looking longer crossbody strap are visible, attached with silver-tone hardware.",
        "stitching_description": "photo 1: Visible exterior stitching appears generally even, including a central vertical seam and perimeter seams; interior and stress-point stitching are not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "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": 0.42,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Black shoulder\/crossbody handbag is visible, but no Coach wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
                    "photo 1: Shiny pebbled-looking material and bright silver-tone hardware are unlike the typical solid-brass, glove-tanned construction of many vintage Coach classics.",
                    "photo 1: The generic slouchy silhouette, paired exterior zippers, rectangular strap hardware, and decorative vertical metal pieces do not provide a specific Coach model match.",
                    "photo 1: The single image has a clean white-background product-photo appearance, and no interior or construction details are shown."
                ],
                "missing_information": [
                    "photo 1: Interior, including any creed patch, fabric tag, or brand label, is not shown.",
                    "A straight-on close-up of any interior patch, label, zipper pull, and hardware markings is needed.",
                    "Bottom, side, strap attachment, stitching, and material close-ups are not provided.",
                    "Seller-stated material composition and dimensions are unavailable."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible, and the generic modern construction is more consistent with an unbranded or lookalike bag than vintage Coach.",
                    "photo 1: Silver-tone hardware and a likely coated or corrected pebbled surface are inconsistent with the classic unlined glove-tanned, brass-hardware Coach styles suggested by the listing's vintage framing."
                ],
                "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: Bright silver-tone rectangular strap fittings, rings, lobster-style clips, and multiple zipper pulls are visible; no markings are legible.",
                    "leather_description": "photo 1: Black smooth-to-pebbled glossy material is visible, but the image does not establish that it is genuine leather; it may be corrected leather or synthetic material.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: One fixed top shoulder handle and one detachable-looking longer crossbody strap are visible, attached with silver-tone hardware.",
                    "stitching_description": "photo 1: Visible exterior stitching appears generally even, including a central vertical seam and perimeter seams; interior and stress-point stitching are not shown."
                },
                "possible_model_reasoning": [
                    "photo 1: The large hobo\/tote shape with dual exterior vertical zippers does not closely match a cataloged vintage Coach classic and has no identifying style number.",
                    "photo 1: Era is estimated as modern (2000s+), non-Coach from the contemporary silver hardware, glossy material, and generic multi-zip design; this is not evidence of a specific production year.",
                    "photo 1: Condition cannot be reliably graded from a single likely stock image; listing-photo coverage is insufficient. As photographed, it appears visually unused, but actual condition is unknown."
                ],
                "confidence": 0.62,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: modern gunmetal-tone plated hardware and synthetic-appearing leather inconsistent with vintage Coach solid brass and glove-tanned leather",
                    "photo 1: no Coach identifiers visible to support Coach manufacture"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including any creed patch or brand labels not shown",
                    "back, side, bottom and close-up hardware views not shown",
                    "lining material and zipper brand stamps not visible",
                    "seller-stated dimensions, materials and provenance not provided"
                ],
                "negative_evidence": [
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1: no turnlock; closure appears to be open top hobo, not a Coach turnlock flap",
                    "photo 1: silver\/gunmetal-tone rectangular plate hardware, D-rings and exposed zippers inconsistent with vintage Coach solid brass",
                    "photo 1: black pebbled-look material with synthetic sheen and center-seam plus dual side zip pockets does not match any classic Coach catalog silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver\/gunmetal-tone rectangular bar plates at handle bases, rectangular rings, lobster-clasp strap ends and side zipper pulls",
                    "leather_description": "black pebbled-look material with smooth synthetic sheen, center vertical seam, slouchy hobo body",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "center vertical seam stitching and top-edge stitching visible; detailed stitch quality not_visible",
                    "strap_construction": "short top shoulder handle plus detachable long crossbody strap on metal lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "modern fast-fashion hobo with side zippers and two-strap configuration has no match in Coach classic or modern catalog",
                    "materials and hardware point to modern non-Coach manufacture, not 1970s-1990s glove-tanned unlined construction",
                    "Condition: appears new-like from front only but cannot grade without bottom, corners, interior and strap detail"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15843,
            "output_tokens": 763,
            "total_tokens": 16606,
            "estimated_cost_usd": 0.008168
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16159,
            "output_tokens": 1533,
            "total_tokens": 17692,
            "estimated_cost_usd": 0.004458
        }
    ]
}