Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.85,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Structured red pebbled handbag with detachable crossbody strap is clearly visible, but no Coach wordmark, horse-and-carriage, creed patch, or hangtag is visible.",
        "photo 2: Multiple bright silver-tone zippers, rings, clips, and decorative hardware are visible; this modern hardware configuration is inconsistent with typical vintage Coach classics.",
        "photo 2: Exterior zippered pocket and decorative strap details resemble a modern designer-inspired tote rather than a documented vintage Coach silhouette.",
        "photo 3: The bag appears fabric-lined or constructed with modern finished edges and extensive zipper hardware; vintage Coach construction cannot be established.",
        "photo 1: Seller describes the brand as unidentified, and the photos provide no Coach-specific identifier.",
        "photo 1: no turnlock, no hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 1, photo 2, photo 3: silver-tone hardware throughout, not solid brass vintage Coach hardware",
        "photo 2, photo 3: modern mini tote silhouette with exposed side zippers, small zip pocket and moto-style tassels \/ buckle details, not a Coach catalog silhouette",
        "photo 1, photo 2, photo 3: uniform pebbled finish with no glove-tanned patina, scars or suede-back unlined construction visible",
        "photo 1, photo 2, photo 3: no creed patch visible in any view; interior not shown"
    ],
    "missing_information": [
        "photo 1-3: Interior is not shown clearly enough to inspect for a sewn-in creed patch or brand label.",
        "photo 1-3: No close-up of any interior label, zipper pull stamp, hardware engraving, or care tag.",
        "photo 1-3: Bottom, corner wear, and full strap attachment details are not shown in close-up.",
        "photo 1-3: Seller-stated material and dimensions are unavailable; the leather-versus-synthetic composition is not verifiable.",
        "photo of interior lining and any interior leather patch or fabric tags to confirm no creed",
        "straight-on creed-style patch photo in raking light if any patch exists",
        "close-up of hardware stamps, zipper-pull brand, and hangtag both faces",
        "bottom, back, and interior-emptied views and strap hardware detail"
    ],
    "authenticity_concerns": [
        "photo 1-3: No Coach identifiers are visible, while the modern silver-tone hardware, multi-zip construction, and decorative straps are atypical for vintage Coach.",
        "photo 1-3: The silhouette and hardware appear more consistent with a contemporary unbranded or designer-inspired bag than a Coach model."
    ],
    "possible_model_reasoning": [
        "photo 1-3: No documented Coach model is a convincing match; the tall structured tote, abundant exterior zippers, and silver hardware point away from the classic Coach catalog.",
        "photo 1-3: Estimated era is modern (2000s+), non-Coach based on the contemporary construction and hardware; no vintage Coach creed or serial is visible.",
        "photo 1-3: Condition appears approximately Very Good from the visible surfaces, with no major damage apparent; interior, bottom, odor, and hidden wear are unknown.",
        "No Coach identifier visible in any of 3 photos; construction and hardware point to modern non-Coach mini tote, possibly Balenciaga Papier-style, not a vintage Coach classic",
        "Era reasoning: silver hardware, side-zip moto details, pebbled coated leather and detachable crossbody strap are 2000s+ fast-fashion \/ contemporary, inconsistent with 1970s-1990s unlined glove-tanned brass-hardware Coach",
        "Condition: appears Like New to Excellent based on exterior only - uniform red color, no corner wear or stains visible in photo 1-3; interior, bottom and strap fold not shown so capped and lining unknown"
    ],
    "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 1-3: Bright silver-tone zipper teeth, zipper pulls, rings, clips, and buckles are visible; no Coach engraving is legible.",
        "leather_description": "photo 1-3: Red pebbled-looking material with finished edges is visible; genuine leather is not verifiable from photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-3: Two rounded top handles and a long detachable-looking crossbody strap are visible, with modern clip attachments and adjustable buckle hardware.",
        "stitching_description": "photo 1-3: Machine stitching appears generally even along handles, straps, and edges; close stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0038,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Structured red pebbled handbag with detachable crossbody strap is clearly visible, but no Coach wordmark, horse-and-carriage, creed patch, or hangtag is visible.",
                    "photo 2: Multiple bright silver-tone zippers, rings, clips, and decorative hardware are visible; this modern hardware configuration is inconsistent with typical vintage Coach classics.",
                    "photo 2: Exterior zippered pocket and decorative strap details resemble a modern designer-inspired tote rather than a documented vintage Coach silhouette.",
                    "photo 3: The bag appears fabric-lined or constructed with modern finished edges and extensive zipper hardware; vintage Coach construction cannot be established.",
                    "photo 1: Seller describes the brand as unidentified, and the photos provide no Coach-specific identifier."
                ],
                "missing_information": [
                    "photo 1-3: Interior is not shown clearly enough to inspect for a sewn-in creed patch or brand label.",
                    "photo 1-3: No close-up of any interior label, zipper pull stamp, hardware engraving, or care tag.",
                    "photo 1-3: Bottom, corner wear, and full strap attachment details are not shown in close-up.",
                    "photo 1-3: Seller-stated material and dimensions are unavailable; the leather-versus-synthetic composition is not verifiable."
                ],
                "authenticity_concerns": [
                    "photo 1-3: No Coach identifiers are visible, while the modern silver-tone hardware, multi-zip construction, and decorative straps are atypical for vintage Coach.",
                    "photo 1-3: The silhouette and hardware appear more consistent with a contemporary unbranded or designer-inspired bag than a Coach model."
                ],
                "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 1-3: Bright silver-tone zipper teeth, zipper pulls, rings, clips, and buckles are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1-3: Red pebbled-looking material with finished edges is visible; genuine leather is not verifiable from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-3: Two rounded top handles and a long detachable-looking crossbody strap are visible, with modern clip attachments and adjustable buckle hardware.",
                    "stitching_description": "photo 1-3: Machine stitching appears generally even along handles, straps, and edges; close stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "photo 1-3: No documented Coach model is a convincing match; the tall structured tote, abundant exterior zippers, and silver hardware point away from the classic Coach catalog.",
                    "photo 1-3: Estimated era is modern (2000s+), non-Coach based on the contemporary construction and hardware; no vintage Coach creed or serial is visible.",
                    "photo 1-3: Condition appears approximately Very Good from the visible surfaces, with no major damage apparent; interior, bottom, odor, and hidden wear are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior leather patch or fabric tags to confirm no creed",
                    "straight-on creed-style patch photo in raking light if any patch exists",
                    "close-up of hardware stamps, zipper-pull brand, and hangtag both faces",
                    "bottom, back, and interior-emptied views and strap hardware detail"
                ],
                "negative_evidence": [
                    "photo 1: no turnlock, no hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 1, photo 2, photo 3: silver-tone hardware throughout, not solid brass vintage Coach hardware",
                    "photo 2, photo 3: modern mini tote silhouette with exposed side zippers, small zip pocket and moto-style tassels \/ buckle details, not a Coach catalog silhouette",
                    "photo 1, photo 2, photo 3: uniform pebbled finish with no glove-tanned patina, scars or suede-back unlined construction visible",
                    "photo 1, photo 2, photo 3: no creed patch visible in any view; interior not shown"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone hardware; top-handle attachment loops, side zipper teeth and pulls, detachable strap clasps and buckle; no COACH engraving visible",
                    "leather_description": "vivid red pebbled-grain leather, uniform color, appears lightly used with no patina visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched straight edge stitching visible at a distance; no close-up to assess tightness or thread",
                    "strap_construction": "two short rolled top handles attached with metal loops plus long detachable flat crossbody strap with buckle adjustment and metal clasps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 3 photos; construction and hardware point to modern non-Coach mini tote, possibly Balenciaga Papier-style, not a vintage Coach classic",
                    "Era reasoning: silver hardware, side-zip moto details, pebbled coated leather and detachable crossbody strap are 2000s+ fast-fashion \/ contemporary, inconsistent with 1970s-1990s unlined glove-tanned brass-hardware Coach",
                    "Condition: appears Like New to Excellent based on exterior only - uniform red color, no corner wear or stains visible in photo 1-3; interior, bottom and strap fold not shown so capped and lining unknown"
                ],
                "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": 16416,
            "output_tokens": 792,
            "total_tokens": 17208,
            "estimated_cost_usd": 0.008467
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16725,
            "output_tokens": 1418,
            "total_tokens": 18143,
            "estimated_cost_usd": 0.004479
        }
    ]
}