Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.85,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured small handbag with a top handle, removable-looking strap, and protective feet.",
        "photo 2: Leather-like textured exterior and tidy edge stitching are visible.",
        "photo 4: A small white interior tag is partially visible, but no legible Coach identification can be seen."
    ],
    "negative_evidence": [
        "photo 2: The silhouette and ornate gold closure hardware appear more like a modern Kelly\/Birkin-inspired fashion handbag than a recognizable vintage Coach model.",
        "photo 3: The hardware is bright gold-plated-looking and includes decorative strap bars and a central clasp, not the elegant vintage Coach turnlock geometry.",
        "photo 3: No Coach wordmark, horse-and-carriage mark, or leather creed patch is visible.",
        "photo 4: The visible interior appears fabric-lined or dark-lined rather than the unlined suede interior typical of many classic vintage Coach bags.",
        "listing text: Seller describes it only as unbranded and brand new; this provides no meaningful Coach evidence.",
        "photo 2-3: saffiano crosshatch embossed leather with painted edges, not vintage Coach glove-tanned unlined leather",
        "photo 3: Kelly-style turnlock with two sangles and front plate, not Coach oval turnlock geometry",
        "photo 1: bright gold-tone plated base feet and hardware, not vintage solid brass with patina",
        "photo 2: mini Kelly top-handle silhouette with back belt tabs, no match in Coach classic catalog",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "seller text states Brand new never used with dust bag, consistent with modern fast-fashion, not vintage Coach"
    ],
    "missing_information": [
        "Straight-on photo of the interior back wall and all pockets to check for a creed patch.",
        "Close-up of the partially visible interior tag, including all text and country of manufacture.",
        "Full interior view, bottom, sides, strap ends, and zipper\/hardware markings.",
        "Seller-stated dimensions and confirmation of whether the exterior is genuine leather or synthetic material.",
        "photo of interior emptied showing lining and any interior labels or creed patch",
        "close-up of hardware engravings or Made-in tags",
        "seller-stated dimensions for scale confirmation"
    ],
    "authenticity_concerns": [
        "photo 3: Decorative gold hardware and the structured silhouette are inconsistent with the classic vintage Coach construction shown in the reference catalog.",
        "photo 4: The apparent lining and modern construction do not support a vintage Coach attribution.",
        "No visible Coach identifier is present; this is more consistent with an unbranded fashion bag than a Coach bag.",
        "photo 1-4: no Coach creed, wordmark, hangtag or other Coach identifier visible to authenticate",
        "photo 3: Kelly-style turnlock and sangle hardware is not Coach turnlock geometry and inconsistent with any vintage Coach line"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match. The structured top-handle shape and decorative closure suggest a modern unbranded fashion handbag rather than a City Bag, Willis, Court, Station, or other vintage Coach classic.",
        "Condition appears Like New based on the seller's brand-new claim and clean-looking photos, but the interior, bottom, and odor cannot be fully evaluated from the available views.",
        "No Coach model fits: silhouette is a mini Kelly-inspired top-handle with sangles and front turnlock, not Willis (9927), Court (9870), Station (5130), Dinky (9375) or other classic flap",
        "Construction dates to modern non-Coach: saffiano emboss, plated hardware, painted edges, new condition",
        "Condition: New per seller text; photos show no wear, photo 1 bottom feet unmarked, photo 3 hardware bright"
    ],
    "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": "Bright gold-tone decorative clasp and strap hardware; multiple round metal feet are visible. No Coach engraving is legible.",
        "leather_description": "Beige\/tan finely grained, leather-like exterior; material cannot be confirmed as genuine leather from photos.",
        "lining_description": "Dark interior lining is partially visible; exact material and condition are not assessable.",
        "strap_construction": "Detachable-looking long strap with gold-tone clips is visible coiled inside; a short top handle is attached at gold-tone rings.",
        "stitching_description": "Visible perimeter stitching appears relatively even and tonal; close inspection of stress points is limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "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": 0.76,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured small handbag with a top handle, removable-looking strap, and protective feet.",
                    "photo 2: Leather-like textured exterior and tidy edge stitching are visible.",
                    "photo 4: A small white interior tag is partially visible, but no legible Coach identification can be seen."
                ],
                "negative_evidence": [
                    "photo 2: The silhouette and ornate gold closure hardware appear more like a modern Kelly\/Birkin-inspired fashion handbag than a recognizable vintage Coach model.",
                    "photo 3: The hardware is bright gold-plated-looking and includes decorative strap bars and a central clasp, not the elegant vintage Coach turnlock geometry.",
                    "photo 3: No Coach wordmark, horse-and-carriage mark, or leather creed patch is visible.",
                    "photo 4: The visible interior appears fabric-lined or dark-lined rather than the unlined suede interior typical of many classic vintage Coach bags.",
                    "listing text: Seller describes it only as unbranded and brand new; this provides no meaningful Coach evidence."
                ],
                "missing_information": [
                    "Straight-on photo of the interior back wall and all pockets to check for a creed patch.",
                    "Close-up of the partially visible interior tag, including all text and country of manufacture.",
                    "Full interior view, bottom, sides, strap ends, and zipper\/hardware markings.",
                    "Seller-stated dimensions and confirmation of whether the exterior is genuine leather or synthetic material."
                ],
                "authenticity_concerns": [
                    "photo 3: Decorative gold hardware and the structured silhouette are inconsistent with the classic vintage Coach construction shown in the reference catalog.",
                    "photo 4: The apparent lining and modern construction do not support a vintage Coach attribution.",
                    "No visible Coach identifier is present; this is more consistent with an unbranded fashion bag than a Coach bag."
                ],
                "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": "Bright gold-tone decorative clasp and strap hardware; multiple round metal feet are visible. No Coach engraving is legible.",
                    "leather_description": "Beige\/tan finely grained, leather-like exterior; material cannot be confirmed as genuine leather from photos.",
                    "lining_description": "Dark interior lining is partially visible; exact material and condition are not assessable.",
                    "strap_construction": "Detachable-looking long strap with gold-tone clips is visible coiled inside; a short top handle is attached at gold-tone rings.",
                    "stitching_description": "Visible perimeter stitching appears relatively even and tonal; close inspection of stress points is limited."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match. The structured top-handle shape and decorative closure suggest a modern unbranded fashion handbag rather than a City Bag, Willis, Court, Station, or other vintage Coach classic.",
                    "Condition appears Like New based on the seller's brand-new claim and clean-looking photos, but the interior, bottom, and odor cannot be fully evaluated from the available views."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: no Coach creed, wordmark, hangtag or other Coach identifier visible to authenticate",
                    "photo 3: Kelly-style turnlock and sangle hardware is not Coach turnlock geometry and inconsistent with any vintage Coach line"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior emptied showing lining and any interior labels or creed patch",
                    "close-up of hardware engravings or Made-in tags",
                    "seller-stated dimensions for scale confirmation"
                ],
                "negative_evidence": [
                    "photo 2-3: saffiano crosshatch embossed leather with painted edges, not vintage Coach glove-tanned unlined leather",
                    "photo 3: Kelly-style turnlock with two sangles and front plate, not Coach oval turnlock geometry",
                    "photo 1: bright gold-tone plated base feet and hardware, not vintage solid brass with patina",
                    "photo 2: mini Kelly top-handle silhouette with back belt tabs, no match in Coach classic catalog",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "seller text states Brand new never used with dust bag, consistent with modern fast-fashion, not vintage Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware; four bottom feet; Kelly-style turnlock plate and keeper with two front sangles; top-handle attachments and shoulder-strap clips in matching gold tone",
                    "leather_description": "beige\/tan structured leather with saffiano crosshatch emboss; smooth painted edges; not glove-tanned",
                    "lining_description": "not_visible - dark interior glimpsed in photo 4 but lining material not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even straight edge stitching tone-matched to leather, visible on bottom, back and flap",
                    "strap_construction": "short rolled top handle on gold-tone rings plus detachable flat shoulder strap with gold-tone clips stored inside",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette is a mini Kelly-inspired top-handle with sangles and front turnlock, not Willis (9927), Court (9870), Station (5130), Dinky (9375) or other classic flap",
                    "Construction dates to modern non-Coach: saffiano emboss, plated hardware, painted edges, new condition",
                    "Condition: New per seller text; photos show no wear, photo 1 bottom feet unmarked, photo 3 hardware bright"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17083,
            "output_tokens": 833,
            "total_tokens": 17916,
            "estimated_cost_usd": 0.008832
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17543,
            "output_tokens": 1556,
            "total_tokens": 19099,
            "estimated_cost_usd": 0.004753
        }
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}