Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.49,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.83,
    "recommended_max_bid": 15,
    "estimated_resale_low": 20,
    "estimated_resale_high": 52.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a structured handbag with shoulder straps, drawstring side details, interior compartment, and bottom feet.",
        "photo 2: leather trim and woven textile body are visible.",
        "photo 3,4: small rectangular front clasp under leather flap tab - turning-tab style closure present but generic geometry, not Coach turnlock geometry"
    ],
    "negative_evidence": [
        "photo 2: the bag has a multicolored woven\/kilim-style textile body, unlike the solid glove-tanned leather construction typical of vintage Coach classics.",
        "photos 2, 3, 4, 5 and 6: no legible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photos 2 and 6: silver-tone grommets and mixed gold-tone\/silver-tone hardware are visible, not a consistent vintage Coach brass-hardware configuration.",
        "photo 2: the central closure is a rectangular clasp rather than a recognizable Coach vintage turnlock.",
        "photo 1: the visible interior shows a generic lining and zipper-pocket construction; no Coach label or creed is visible.",
        "photo 2,3,5: body is woven kilim \/ tapestry textile with leather trim, not Coach glove-tanned all-leather classic construction",
        "photo 2,3,4,5,6: woven ethnic geometric pattern with grommet drawstring top - no Coach silhouette, no catalog match",
        "photo 1: brown lined interior with interior zip pocket - not unlined suede-back glove-tanned classic interior",
        "photo 4: black plastic base feet and mixed-tone hardware (gold-tone clasp with silver-tone grommets) - inconsistent with vintage solid-brass throughout",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "Straight-on photograph of the entire interior, including all pockets and seams.",
        "Close-up of any interior label, leather patch, fabric tag, or maker's mark.",
        "Close-up of the clasp, zipper pull, hardware backs, and strap attachments.",
        "Seller-stated material origin, maker, approximate purchase date, and country of manufacture.",
        "photo 1: interior zip pocket area shows no creed patch but full interior back wall \/ slip pocket not shown - request straight-on creed-patch search",
        "photo 2-6: no COACH wordmark, horse-and-carriage, or creed visible - request close-ups of any stamps on hardware, interior, or underside of straps",
        "photo 1: zipper pull brand stamp not visible - request zipper brand photo"
    ],
    "authenticity_concerns": [
        "The visible construction and woven textile body are inconsistent with the classic vintage Coach handbag population.",
        "No Coach identifiers are visible in the supplied photos, so Coach manufacture cannot be supported."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag's woven geometric textile body, drawstring sides, and rectangular clasp do not correspond to the listed vintage Coach classic silhouettes.",
        "Condition: Good; visible leather creasing and edge wear are present, and the seller reports a lining gap. Interior coverage is incomplete, so stains, odor, and broader lining damage are unknown.",
        "No Coach model fits: kilim-woven drawstring tote with leather trim, grommets, mixed hardware and lined interior is outside Coach materials, construction and catalog (Sections 3-4). Condition: Good to Very Good; leather trim shows wear\/scuffing at base (photo 5), seller notes lining gap inside zipper pocket (photo 1), shape intact, hardware functional in photos."
    ],
    "estimated_era": "unknown",
    "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: rectangular gold-tone clasp; silver-tone grommets and dark circular bottom feet are visible. photo 6: leather lace and grommet details are visible.",
        "leather_description": "photos 2-6: brown\/cognac leather trim, straps, base, and clasp surround a woven multicolored textile body; leather appears used with creasing and surface wear.",
        "lining_description": "photo 1: brown interior lining and a zippered pocket are visible; the listing states a gap in the zipper-pocket lining.",
        "strap_construction": "photos 2-6: two long leather shoulder straps plus leather side drawstrings secured through metal grommets.",
        "stitching_description": "photos 1, 2 and 6: visible machine stitching appears generally regular along the leather trim and zipper pocket, with some wear at edges."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0069,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.68,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a structured handbag with shoulder straps, drawstring side details, interior compartment, and bottom feet.",
                    "photo 2: leather trim and woven textile body are visible."
                ],
                "negative_evidence": [
                    "photo 2: the bag has a multicolored woven\/kilim-style textile body, unlike the solid glove-tanned leather construction typical of vintage Coach classics.",
                    "photos 2, 3, 4, 5 and 6: no legible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible.",
                    "photos 2 and 6: silver-tone grommets and mixed gold-tone\/silver-tone hardware are visible, not a consistent vintage Coach brass-hardware configuration.",
                    "photo 2: the central closure is a rectangular clasp rather than a recognizable Coach vintage turnlock.",
                    "photo 1: the visible interior shows a generic lining and zipper-pocket construction; no Coach label or creed is visible."
                ],
                "missing_information": [
                    "Straight-on photograph of the entire interior, including all pockets and seams.",
                    "Close-up of any interior label, leather patch, fabric tag, or maker's mark.",
                    "Close-up of the clasp, zipper pull, hardware backs, and strap attachments.",
                    "Seller-stated material origin, maker, approximate purchase date, and country of manufacture."
                ],
                "authenticity_concerns": [
                    "The visible construction and woven textile body are inconsistent with the classic vintage Coach handbag population.",
                    "No Coach identifiers are visible in the supplied photos, so Coach manufacture cannot be supported."
                ],
                "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: rectangular gold-tone clasp; silver-tone grommets and dark circular bottom feet are visible. photo 6: leather lace and grommet details are visible.",
                    "leather_description": "photos 2-6: brown\/cognac leather trim, straps, base, and clasp surround a woven multicolored textile body; leather appears used with creasing and surface wear.",
                    "lining_description": "photo 1: brown interior lining and a zippered pocket are visible; the listing states a gap in the zipper-pocket lining.",
                    "strap_construction": "photos 2-6: two long leather shoulder straps plus leather side drawstrings secured through metal grommets.",
                    "stitching_description": "photos 1, 2 and 6: visible machine stitching appears generally regular along the leather trim and zipper pocket, with some wear at edges."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag's woven geometric textile body, drawstring sides, and rectangular clasp do not correspond to the listed vintage Coach classic silhouettes.",
                    "Condition: Good; visible leather creasing and edge wear are present, and the seller reports a lining gap. Interior coverage is incomplete, so stains, odor, and broader lining damage are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 45,
                "estimated_resale_low": 20,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1: interior zip pocket area shows no creed patch but full interior back wall \/ slip pocket not shown - request straight-on creed-patch search",
                    "photo 2-6: no COACH wordmark, horse-and-carriage, or creed visible - request close-ups of any stamps on hardware, interior, or underside of straps",
                    "photo 1: zipper pull brand stamp not visible - request zipper brand photo"
                ],
                "negative_evidence": [
                    "photo 2,3,5: body is woven kilim \/ tapestry textile with leather trim, not Coach glove-tanned all-leather classic construction",
                    "photo 2,3,4,5,6: woven ethnic geometric pattern with grommet drawstring top - no Coach silhouette, no catalog match",
                    "photo 1: brown lined interior with interior zip pocket - not unlined suede-back glove-tanned classic interior",
                    "photo 4: black plastic base feet and mixed-tone hardware (gold-tone clasp with silver-tone grommets) - inconsistent with vintage solid-brass throughout",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone front clasp\/tuck-lock under flap tab and silver-tone round grommets for drawstring; black plastic\/rubber base feet on bottom (photo 4); mixed metal tones",
                    "leather_description": "cognac-brown smooth leather trim, base band, top band, and flat shoulder straps; woven textile body",
                    "lining_description": "photo 1: brown smooth lining, interior zip pocket with dark coil zipper; seller states supple leather interior and lining gap inside zipper pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - stitching not legible in provided resolution",
                    "strap_construction": "two fixed flat leather shoulder straps sewn to top band plus leather drawstring cords through grommets with riveted leather toggles",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 3,4: small rectangular front clasp under leather flap tab - turning-tab style closure present but generic geometry, not Coach turnlock geometry"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: kilim-woven drawstring tote with leather trim, grommets, mixed hardware and lined interior is outside Coach materials, construction and catalog (Sections 3-4). Condition: Good to Very Good; leather trim shows wear\/scuffing at base (photo 5), seller notes lining gap inside zipper pocket (photo 1), shape intact, hardware functional in photos."
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18126,
            "output_tokens": 964,
            "total_tokens": 19090,
            "estimated_cost_usd": 0.009564
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18682,
            "output_tokens": 1252,
            "total_tokens": 19934,
            "estimated_cost_usd": 0.004738
        }
    ]
}