Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.325,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.9,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is constructed primarily from woven wicker or rattan, not Coach's characteristic leather, canvas, or coated canvas.",
        "photo 1: The clasp and handle fittings are bright silver-tone hardware, unlike the solid brass commonly associated with classic vintage Coach bags.",
        "photo 4: The interior has a light fabric lining with orange polka dots; no Coach creed or brand label is visible.",
        "photo 1: No COACH wordmark, horse-and-carriage mark, or recognizable Coach identifier is visible.",
        "photo 2: The overall basket silhouette and decorative construction do not match the listed vintage Coach catalog styles.",
        "photo 1: body is woven wicker\/rattan, not glove-tanned cowhide",
        "photo 1: silver-tone plated handle mounts and clasp, not solid brass vintage Coach hardware",
        "photo 4: white synthetic lining with orange polka dots, not unlined suede or Coach lining",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1-2: box-basket silhouette with top handle and front tuck tab never used in Coach catalog"
    ],
    "missing_information": [
        "photo 4: The full interior, including all pockets, seams, and labels, should be photographed straight-on.",
        "A close-up of the clasp, handle hardware, and any underside or maker marks would help identify the actual manufacturer.",
        "A bottom, side, and back view would help assess construction and age.",
        "Seller-stated dimensions and any provenance would help evaluate the claimed mid-century dating.",
        "seller-stated dimensions not provided",
        "bottom and side views not shown but not needed for Coach exclusion"
    ],
    "authenticity_concerns": [
        "photo 1: Wicker construction, bright silver-tone hardware, and a generic clasp are inconsistent with a classic vintage Coach leather handbag.",
        "photo 4: The visible polka-dot textile lining provides no Coach identification and is inconsistent with the unlined interiors of many classic glove-tanned Coach styles."
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach model is a plausible match because the bag is a wicker basket purse rather than a Coach leather or signature-canvas style.",
        "photo 4: The polka-dot fabric lining and basket construction support a generic or other vintage novelty handbag interpretation, but do not establish a precise era.",
        "Condition: Good to Very Good based on the visible intact wicker and hardware; minor wear or age-related issues may be hidden, and the interior is only partially shown.",
        "No Coach model fits: Coach never made woven wicker box-basket purses in any era; catalog classics are all glove-tanned leather",
        "Construction points to generic mid-century-style wicker basket purse, not Coach",
        "Condition: Very Good; wicker intact with gloss (photo 1-3), trim and handle intact, lining appears clean (photo 4)"
    ],
    "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 handle mounts and a central rectangular rotating clasp; no Coach engraving is legible.",
        "leather_description": "photo 1: No leather body is visible; the exterior appears to be woven wicker or rattan with dark leather-like handle and closure trim.",
        "lining_description": "photo 4: Light fabric lining with orange polka dots is visible; no brand label is visible.",
        "strap_construction": "photo 1: Single short rigid top handle with dark wrapped or coated material; no shoulder strap is visible.",
        "stitching_description": "photo 1: Visible stitching on the dark central closure strap appears generally even; the wicker assembly and trim construction are visible but not sufficiently detailed for maker attribution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.25,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is constructed primarily from woven wicker or rattan, not Coach's characteristic leather, canvas, or coated canvas.",
                    "photo 1: The clasp and handle fittings are bright silver-tone hardware, unlike the solid brass commonly associated with classic vintage Coach bags.",
                    "photo 4: The interior has a light fabric lining with orange polka dots; no Coach creed or brand label is visible.",
                    "photo 1: No COACH wordmark, horse-and-carriage mark, or recognizable Coach identifier is visible.",
                    "photo 2: The overall basket silhouette and decorative construction do not match the listed vintage Coach catalog styles."
                ],
                "missing_information": [
                    "photo 4: The full interior, including all pockets, seams, and labels, should be photographed straight-on.",
                    "A close-up of the clasp, handle hardware, and any underside or maker marks would help identify the actual manufacturer.",
                    "A bottom, side, and back view would help assess construction and age.",
                    "Seller-stated dimensions and any provenance would help evaluate the claimed mid-century dating."
                ],
                "authenticity_concerns": [
                    "photo 1: Wicker construction, bright silver-tone hardware, and a generic clasp are inconsistent with a classic vintage Coach leather handbag.",
                    "photo 4: The visible polka-dot textile lining provides no Coach identification and is inconsistent with the unlined interiors of many classic glove-tanned Coach styles."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: Bright silver-tone handle mounts and a central rectangular rotating clasp; no Coach engraving is legible.",
                    "leather_description": "photo 1: No leather body is visible; the exterior appears to be woven wicker or rattan with dark leather-like handle and closure trim.",
                    "lining_description": "photo 4: Light fabric lining with orange polka dots is visible; no brand label is visible.",
                    "strap_construction": "photo 1: Single short rigid top handle with dark wrapped or coated material; no shoulder strap is visible.",
                    "stitching_description": "photo 1: Visible stitching on the dark central closure strap appears generally even; the wicker assembly and trim construction are visible but not sufficiently detailed for maker attribution."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach model is a plausible match because the bag is a wicker basket purse rather than a Coach leather or signature-canvas style.",
                    "photo 4: The polka-dot fabric lining and basket construction support a generic or other vintage novelty handbag interpretation, but do not establish a precise era.",
                    "Condition: Good to Very Good based on the visible intact wicker and hardware; minor wear or age-related issues may be hidden, and the interior is only partially shown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "seller-stated dimensions not provided",
                    "bottom and side views not shown but not needed for Coach exclusion"
                ],
                "negative_evidence": [
                    "photo 1: body is woven wicker\/rattan, not glove-tanned cowhide",
                    "photo 1: silver-tone plated handle mounts and clasp, not solid brass vintage Coach hardware",
                    "photo 4: white synthetic lining with orange polka dots, not unlined suede or Coach lining",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1-2: box-basket silhouette with top handle and front tuck tab never used in Coach catalog"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal handle brackets and oval front clasp; ball-end top-handle mounts",
                    "leather_description": "small dark brown coated trim tab and handle covering only; body is lacquered woven wicker, not glove-tanned leather",
                    "lining_description": "photo 4: white lightweight fabric with orange polka dots",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching on dark brown front tab only; no leather body stitching to assess",
                    "strap_construction": "short rigid top handle with metal pivot mounts, no shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: Coach never made woven wicker box-basket purses in any era; catalog classics are all glove-tanned leather",
                    "Construction points to generic mid-century-style wicker basket purse, not Coach",
                    "Condition: Very Good; wicker intact with gloss (photo 1-3), trim and handle intact, lining appears clean (photo 4)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
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            "output_tokens": 897,
            "total_tokens": 27937,
            "estimated_cost_usd": 0.012969
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 28556,
            "output_tokens": 1266,
            "total_tokens": 29822,
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}