Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a bucket-style handbag with a drawstring closure and shoulder\/crossbody strap.",
        "photo 1: Gold-tone grommets and hardware are visible, though they are not Coach-specific.",
        "photo 4: Interior construction is visible and appears consistent with a contemporary casual bag."
    ],
    "negative_evidence": [
        "photo 1: Large printed text reads \"THE BUCKET,\" not COACH, and no Coach wordmark or horse-and-carriage is visible.",
        "photo 1: The white pebbled material appears faux leather, consistent with the seller's description and strongly inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 4: The interior has a synthetic burgundy fabric lining rather than the suede\/raw-leather interior typical of many vintage Coach classics.",
        "photo 1: Drawstring construction, oversized printed wording, and gold-tone grommets do not match a recognizable vintage Coach model.",
        "photo 2: No creed patch, serial\/style number, or Coach hangtag is visible.",
        "photo 1: oversized 'THE BUCKET BAG' printed lettering on front - never a Coach treatment",
        "photo 1, photo 2, photo 3: white pebbled faux leather \/ PU material per seller and appearance - Coach excludes per triage",
        "photo 1, photo 2, photo 3: bright gold-tone plated eyelets and clasps, thin drawstring cord with gold tips - not solid brass vintage hardware",
        "photo 4: burgundy synthetic fabric lining bag with sewn slip pocket - not unlined suede-back glove-tanned",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "photo 3: strap still in foam \/ tissue wrap, modern fast-fashion construction"
    ],
    "missing_information": [
        "photo 4: A full interior-wall view and any labels or tags would confirm whether another brand label is present.",
        "photo 2: Close-ups of all hardware and strap attachments could better assess construction quality.",
        "photo 2: Bottom and corner views are limited; condition and material wear should be checked before purchase.",
        "No leather creed patch visible in any photo - close-up of interior pocket walls would confirm absence",
        "Close-up of any interior brand tag or fabric content tag not shown",
        "Hardware engravings on clasps and eyelets not shown in close-up"
    ],
    "authenticity_concerns": [
        "The bag has multiple lookalike\/non-Coach cues: faux-leather material, large generic printed wording, synthetic lining, and contemporary drawstring construction.",
        "No Coach identifier is visible in the provided photos; this appears to be a generic modern bag rather than a transplanted or replica Coach piece."
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic modern bucket bag and does not closely correspond to the listed vintage Coach bucket or Duffle Sac constructions.",
        "The seller-stated dimensions are approximately 9 x 10 x 6 inches, but dimensions alone do not support a Coach model identification.",
        "Condition: Good\/Very Good visually; the bag is used with visible creasing and handling folds, while the interior and hardware appear substantially intact. Odor and hidden damage cannot be assessed from photos.",
        "Bucket \/ drawstring silhouette is generic and does not match a specific vintage Coach catalog style (e.g. Duffle Sac 9085, Equestrian Bucket 9806) in material, hardware, lining or branding",
        "No Coach identifier (creed, wordmark, hangtag, solid brass turnlock) visible in any of 4 photos despite clear exterior and interior views",
        "Materials (faux leather, synthetic lining, plated hardware) and large novelty print place bag in modern non-Coach fast-fashion segment",
        "Condition: Like New \/ Mint appearance; white exterior clean, shape intact, strap in wrap (photo 3), interior lining intact (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: Gold-tone grommets, rings, clips, and cylindrical strap-end hardware are visible; no Coach engraving is visible.",
        "leather_description": "photo 1: White pebbled synthetic\/faux-leather-looking material; seller explicitly describes it as faux leather.",
        "lining_description": "photo 4: Burgundy woven synthetic fabric lining with interior slip pockets is visible.",
        "strap_construction": "photos 2-3: White adjustable shoulder\/crossbody strap with gold-tone clips and a padded or wrapped upper section; portions of the strap appear covered in protective plastic or wrapping.",
        "stitching_description": "photos 1-4: Visible machine stitching is generally straight and functional; no distinctive Coach construction detail is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0006,
    "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": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a bucket-style handbag with a drawstring closure and shoulder\/crossbody strap.",
                    "photo 1: Gold-tone grommets and hardware are visible, though they are not Coach-specific.",
                    "photo 4: Interior construction is visible and appears consistent with a contemporary casual bag."
                ],
                "negative_evidence": [
                    "photo 1: Large printed text reads \"THE BUCKET,\" not COACH, and no Coach wordmark or horse-and-carriage is visible.",
                    "photo 1: The white pebbled material appears faux leather, consistent with the seller's description and strongly inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 4: The interior has a synthetic burgundy fabric lining rather than the suede\/raw-leather interior typical of many vintage Coach classics.",
                    "photo 1: Drawstring construction, oversized printed wording, and gold-tone grommets do not match a recognizable vintage Coach model.",
                    "photo 2: No creed patch, serial\/style number, or Coach hangtag is visible."
                ],
                "missing_information": [
                    "photo 4: A full interior-wall view and any labels or tags would confirm whether another brand label is present.",
                    "photo 2: Close-ups of all hardware and strap attachments could better assess construction quality.",
                    "photo 2: Bottom and corner views are limited; condition and material wear should be checked before purchase."
                ],
                "authenticity_concerns": [
                    "The bag has multiple lookalike\/non-Coach cues: faux-leather material, large generic printed wording, synthetic lining, and contemporary drawstring construction.",
                    "No Coach identifier is visible in the provided photos; this appears to be a generic modern bag rather than a transplanted or replica Coach piece."
                ],
                "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: Gold-tone grommets, rings, clips, and cylindrical strap-end hardware are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1: White pebbled synthetic\/faux-leather-looking material; seller explicitly describes it as faux leather.",
                    "lining_description": "photo 4: Burgundy woven synthetic fabric lining with interior slip pockets is visible.",
                    "strap_construction": "photos 2-3: White adjustable shoulder\/crossbody strap with gold-tone clips and a padded or wrapped upper section; portions of the strap appear covered in protective plastic or wrapping.",
                    "stitching_description": "photos 1-4: Visible machine stitching is generally straight and functional; no distinctive Coach construction detail is visible."
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic modern bucket bag and does not closely correspond to the listed vintage Coach bucket or Duffle Sac constructions.",
                    "The seller-stated dimensions are approximately 9 x 10 x 6 inches, but dimensions alone do not support a Coach model identification.",
                    "Condition: Good\/Very Good visually; the bag is used with visible creasing and handling folds, while the interior and hardware appear substantially intact. Odor and hidden damage cannot be assessed from photos."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No leather creed patch visible in any photo - close-up of interior pocket walls would confirm absence",
                    "Close-up of any interior brand tag or fabric content tag not shown",
                    "Hardware engravings on clasps and eyelets not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 1: oversized 'THE BUCKET BAG' printed lettering on front - never a Coach treatment",
                    "photo 1, photo 2, photo 3: white pebbled faux leather \/ PU material per seller and appearance - Coach excludes per triage",
                    "photo 1, photo 2, photo 3: bright gold-tone plated eyelets and clasps, thin drawstring cord with gold tips - not solid brass vintage hardware",
                    "photo 4: burgundy synthetic fabric lining bag with sewn slip pocket - not unlined suede-back glove-tanned",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "photo 3: strap still in foam \/ tissue wrap, modern fast-fashion construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated eyelets, drawstring cord with gold-tone aglets, gold-tone swivel clasps and rings; bright plated finish, not solid brass",
                    "leather_description": "white faux leather with embossed pebbled grain, uniform coated appearance consistent with PU",
                    "lining_description": "burgundy \/ maroon fabric lining bag with sewn slip pocket, synthetic appearance",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching around top edge, thread matched to white exterior",
                    "strap_construction": "thin white faux-leather crossbody strap with gold-tone hardware ends, partially in protective foam wrap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Bucket \/ drawstring silhouette is generic and does not match a specific vintage Coach catalog style (e.g. Duffle Sac 9085, Equestrian Bucket 9806) in material, hardware, lining or branding",
                    "No Coach identifier (creed, wordmark, hangtag, solid brass turnlock) visible in any of 4 photos despite clear exterior and interior views",
                    "Materials (faux leather, synthetic lining, plated hardware) and large novelty print place bag in modern non-Coach fast-fashion segment",
                    "Condition: Like New \/ Mint appearance; white exterior clean, shape intact, strap in wrap (photo 3), interior lining intact (photo 4)"
                ],
                "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": 16934,
            "output_tokens": 853,
            "total_tokens": 17787,
            "estimated_cost_usd": 0.008821
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17253,
            "output_tokens": 1279,
            "total_tokens": 18532,
            "estimated_cost_usd": 0.004474
        }
    ]
}