Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.94,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: Listing describes the material as vegan leather, which is inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 2: The bag has a novelty illustrated lady-face design and decorative gold chain motif rather than a recognizable Coach design language.",
        "photo 1: Interior appears to be black synthetic lining with multiple zip compartments, not the typical unlined suede-back interior of classic vintage Coach bags.",
        "photo 3: Visible hardware is lightweight-looking plated metal and the bag has narrow synthetic straps, unlike the heavy solid-brass construction typical of many vintage Coach classics.",
        "photo 3: No legible COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photo 1: black synthetic fabric interior with zip divider, not unlined glove-tanned suede",
        "photo 2-5: novelty lady-face applique with sunglasses and pearl charms, silhouette never used by Coach",
        "photo 2-5: smooth vegan\/synthetic leather body per seller text, excluded by triage rule",
        "photo 1-4: thin gold-tone zip-around closure and thin crossbody strap, not solid brass turnlock\/dogleash Coach hardware",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1: No close-up of any interior brand label or sewn-in material tag.",
        "photo 1: No readable creed patch or serial\/style-number area is shown.",
        "photo 3: No close-up of zipper pulls, strap hardware, or any maker stamp.",
        "photo 2: Seller-stated material and dimensions are available, but manufacturer information is not.",
        "No creed patch close-up shown, but construction and materials already exclude Coach",
        "No hardware brand stamps visible"
    ],
    "authenticity_concerns": [
        "The vegan-leather construction, novelty face applique, synthetic lining, and generic hardware are consistent with a modern non-Coach novelty bag rather than a Coach product.",
        "photo 3: The decorative chain motif may evoke designer branding, but it is not a Coach horse-and-carriage or COACH wordmark; no Coach identifier is visible."
    ],
    "possible_model_reasoning": [
        "photos 2-6: The compact rectangular top-handle\/crossbody silhouette is a modern novelty satchel, not a recognizable vintage Coach catalog model.",
        "photo 6: Seller-stated dimensions are approximately 5.9 x 9.06 x 0.79 inches; proportions and shallow profile do not establish a Coach model.",
        "Condition: Appears new or stock-photo condition, but actual wear, odor, and durability cannot be assessed from these product images.",
        "Small zip phone-purse\/crossbody with top handle and novelty face motif does not match any vintage Coach catalog style in \u00a74",
        "Vegan\/synthetic materials and fabric lining fail Step 1 triage for Coach; coach_probability capped at 0.01-0.03",
        "No Coach identifiers visible in any of 5 photos",
        "Condition: New-appearing stock-type images; no wear visible"
    ],
    "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": "photos 1-6: Zipper closures, small plated rings, buckles, and decorative pearl-like charms are visible; no Coach-stamped hardware is visible.",
        "leather_description": "photos 2-6: Smooth, uniform blue material with a synthetic\/vinyl-like appearance; seller describes it as vegan leather.",
        "lining_description": "photos 1 and 5: Black fabric or synthetic lining with a central zip compartment and open compartments is visible.",
        "strap_construction": "photos 3-6: Narrow matching blue shoulder\/crossbody strap with small plated clips and a small adjustable buckle; short top handles are also visible.",
        "stitching_description": "photos 2-6: Perimeter stitching appears machine-made and generally even; no distinctive Coach construction can be established."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: Listing describes the material as vegan leather, which is inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 2: The bag has a novelty illustrated lady-face design and decorative gold chain motif rather than a recognizable Coach design language.",
                    "photo 1: Interior appears to be black synthetic lining with multiple zip compartments, not the typical unlined suede-back interior of classic vintage Coach bags.",
                    "photo 3: Visible hardware is lightweight-looking plated metal and the bag has narrow synthetic straps, unlike the heavy solid-brass construction typical of many vintage Coach classics.",
                    "photo 3: No legible COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or Coach hangtag is visible."
                ],
                "missing_information": [
                    "photo 1: No close-up of any interior brand label or sewn-in material tag.",
                    "photo 1: No readable creed patch or serial\/style-number area is shown.",
                    "photo 3: No close-up of zipper pulls, strap hardware, or any maker stamp.",
                    "photo 2: Seller-stated material and dimensions are available, but manufacturer information is not."
                ],
                "authenticity_concerns": [
                    "The vegan-leather construction, novelty face applique, synthetic lining, and generic hardware are consistent with a modern non-Coach novelty bag rather than a Coach product.",
                    "photo 3: The decorative chain motif may evoke designer branding, but it is not a Coach horse-and-carriage or COACH wordmark; no Coach identifier is visible."
                ],
                "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": "photos 1-6: Zipper closures, small plated rings, buckles, and decorative pearl-like charms are visible; no Coach-stamped hardware is visible.",
                    "leather_description": "photos 2-6: Smooth, uniform blue material with a synthetic\/vinyl-like appearance; seller describes it as vegan leather.",
                    "lining_description": "photos 1 and 5: Black fabric or synthetic lining with a central zip compartment and open compartments is visible.",
                    "strap_construction": "photos 3-6: Narrow matching blue shoulder\/crossbody strap with small plated clips and a small adjustable buckle; short top handles are also visible.",
                    "stitching_description": "photos 2-6: Perimeter stitching appears machine-made and generally even; no distinctive Coach construction can be established."
                },
                "possible_model_reasoning": [
                    "photos 2-6: The compact rectangular top-handle\/crossbody silhouette is a modern novelty satchel, not a recognizable vintage Coach catalog model.",
                    "photo 6: Seller-stated dimensions are approximately 5.9 x 9.06 x 0.79 inches; proportions and shallow profile do not establish a Coach model.",
                    "Condition: Appears new or stock-photo condition, but actual wear, odor, and durability cannot be assessed from these product images."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No creed patch close-up shown, but construction and materials already exclude Coach",
                    "No hardware brand stamps visible"
                ],
                "negative_evidence": [
                    "photo 1: black synthetic fabric interior with zip divider, not unlined glove-tanned suede",
                    "photo 2-5: novelty lady-face applique with sunglasses and pearl charms, silhouette never used by Coach",
                    "photo 2-5: smooth vegan\/synthetic leather body per seller text, excluded by triage rule",
                    "photo 1-4: thin gold-tone zip-around closure and thin crossbody strap, not solid brass turnlock\/dogleash Coach hardware",
                    "photo 1-5: 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 zipper teeth and pulls, small split rings and buckle slider; thin, plated modern hardware",
                    "leather_description": "smooth deep blue synthetic vegan leather with glossy black applique, not glove-tanned cowhide",
                    "lining_description": "black fabric lining with zip pocket visible in photo 1",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even edge stitching on synthetic material, visible around zip perimeter",
                    "strap_construction": "short rolled top handle plus thin detachable\/adjustable crossbody shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Small zip phone-purse\/crossbody with top handle and novelty face motif does not match any vintage Coach catalog style in \u00a74",
                    "Vegan\/synthetic materials and fabric lining fail Step 1 triage for Coach; coach_probability capped at 0.01-0.03",
                    "No Coach identifiers visible in any of 5 photos",
                    "Condition: New-appearing stock-type images; no wear visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17722,
            "output_tokens": 872,
            "total_tokens": 18594,
            "estimated_cost_usd": 0.009182
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18233,
            "output_tokens": 1002,
            "total_tokens": 19235,
            "estimated_cost_usd": 0.004448
        }
    ]
}