Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.72,
    "seller_misidentification_probability": 0.495,
    "confidence": 0.915,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a handbag with top handles, detachable shoulder strap, zipper closure, and multiple compartments",
        "photo 2: overall silhouette and construction are visible, allowing comparison with Coach styles"
    ],
    "negative_evidence": [
        "photo 1: listing uses stock-style promotional imagery and identifies the material as PU leather rather than natural glove-tanned leather",
        "photo 2: front decorative metal emblem is not a legible COACH wordmark or Coach horse-and-carriage logo",
        "photo 2: hardware and silhouette are generic modern satchel construction, not a recognizable vintage Coach model",
        "photo 3: pebbled synthetic-looking exterior and polished gold-tone hardware are inconsistent with classic vintage Coach glove-tanned leather construction",
        "photo 5: interior shown only in a promotional diagram; no Coach creed or authenticating label is visible",
        "photo 6: the decorative emblem resembles a generic geometric logo rather than a Coach identifier",
        "photo 1-6: modern structured satchel with center-seam divider, dual rolled top handles, removable crossbody strap and back zip pocket - no vintage Coach silhouette, turnlock, or glove-tanned character",
        "photo 4 inset: brown polyester fabric lining with multiple zip \/ slip compartments - vintage Coach classics are unlined suede, not lined",
        "photo 5: uniform pebbled grain with no natural scars\/veins\/patina consistent with PU, plus bright gold-tone plated clips and base feet - not solid brass vintage hardware",
        "photo 1: COCOFER ELEGANT & FASHION overlay branding - different brand, no COACH wordmark or horse-and-carriage visible in any photo",
        "seller text states High quality PU leather, Polyester lining, Brand new, lightweight - explicitly excludes glove-tanned leather"
    ],
    "missing_information": [
        "A non-stock, straight-on photo of the actual interior back wall and every pocket",
        "A close-up of any sewn leather creed patch, fabric label, or serial\/style tag",
        "Close-ups of the emblem, zipper pulls, and hardware markings",
        "Photos of the actual bag from front, back, sides, bottom, strap attachments, and corners rather than promotional images",
        "No creed patch shown - request interior back wall \/ slip pocket close-up in raking light (photo 4 shows only open top view, no patch visible)",
        "No Coach wordmark, horse-and-carriage, or serial number visible - request any stamped marks",
        "No hardware brand stamps shown - request zipper pull and clip close-ups",
        "Stock\/catalog renders rather than actual item photos - request real photos of actual bag"
    ],
    "authenticity_concerns": [
        "The seller explicitly describes the bag as PU leather with polyester lining, which is incompatible with the classic vintage Coach population",
        "No Coach creed, serial\/style number, wordmark, or horse-and-carriage identifier is visible in the supplied photos",
        "The generic decorative emblem and modern synthetic construction are consistent with an unbranded Coach-style lookalike",
        "Promotional\/stock imagery and brand-like wording create uncertainty about whether the pictured item is the actual item"
    ],
    "possible_model_reasoning": [
        "No Coach model is appropriate: the bag is a modern generic PU satchel with a front decorative emblem, not a catalogued vintage Coach silhouette supported by identifiers.",
        "The stock imagery and seller-stated PU\/polyester materials place it in the modern non-Coach category rather than a pre-2000 vintage era.",
        "Condition is seller-described as brand new, but actual condition cannot be independently verified because the images are promotional rather than item-specific.",
        "Not a Coach model: modern mass-market PU satchel with polyester lining, plated hardware, zip-top with center divider and COCOFER branding does not match any catalog style in \u00a74",
        "Era: modern fast-fashion construction and materials, brand-new stock renders, seller-stated PU\/polyester place it in modern (2000s+), non-Coach",
        "Condition: appears New per seller text brand new never carried, but photos are catalog renders not actual item, so condition of actual item unverified"
    ],
    "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": "Visible gold-tone decorative emblem, zipper hardware, rings, and lobster-style strap clips; no Coach engraving is legible (photos 2, 5, 6).",
        "leather_description": "Seller states PU leather; photos show a pebbled, uniform synthetic-looking burgundy material rather than visibly natural glove-tanned cowhide (photos 2, 3, 6).",
        "lining_description": "Seller states polyester lining; promotional interior diagram shows a fabric-lined compartmental interior, but the actual lining is not independently photographed (photo 5).",
        "strap_construction": "Two top handles and a removable adjustable shoulder strap with metal clips are shown (photos 2, 3, 6).",
        "stitching_description": "Regular machine stitching and stitched handle\/trim attachments are visible in promotional images; detailed stress-point stitching is not sufficiently shown (photos 2, 3, 6)."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0343,
    "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": 0.84,
                "seller_misidentification_probability": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a handbag with top handles, detachable shoulder strap, zipper closure, and multiple compartments",
                    "photo 2: overall silhouette and construction are visible, allowing comparison with Coach styles"
                ],
                "negative_evidence": [
                    "photo 1: listing uses stock-style promotional imagery and identifies the material as PU leather rather than natural glove-tanned leather",
                    "photo 2: front decorative metal emblem is not a legible COACH wordmark or Coach horse-and-carriage logo",
                    "photo 2: hardware and silhouette are generic modern satchel construction, not a recognizable vintage Coach model",
                    "photo 3: pebbled synthetic-looking exterior and polished gold-tone hardware are inconsistent with classic vintage Coach glove-tanned leather construction",
                    "photo 5: interior shown only in a promotional diagram; no Coach creed or authenticating label is visible",
                    "photo 6: the decorative emblem resembles a generic geometric logo rather than a Coach identifier"
                ],
                "missing_information": [
                    "A non-stock, straight-on photo of the actual interior back wall and every pocket",
                    "A close-up of any sewn leather creed patch, fabric label, or serial\/style tag",
                    "Close-ups of the emblem, zipper pulls, and hardware markings",
                    "Photos of the actual bag from front, back, sides, bottom, strap attachments, and corners rather than promotional images"
                ],
                "authenticity_concerns": [
                    "The seller explicitly describes the bag as PU leather with polyester lining, which is incompatible with the classic vintage Coach population",
                    "No Coach creed, serial\/style number, wordmark, or horse-and-carriage identifier is visible in the supplied photos",
                    "The generic decorative emblem and modern synthetic construction are consistent with an unbranded Coach-style lookalike",
                    "Promotional\/stock imagery and brand-like wording create uncertainty about whether the pictured item is the actual item"
                ],
                "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": "Visible gold-tone decorative emblem, zipper hardware, rings, and lobster-style strap clips; no Coach engraving is legible (photos 2, 5, 6).",
                    "leather_description": "Seller states PU leather; photos show a pebbled, uniform synthetic-looking burgundy material rather than visibly natural glove-tanned cowhide (photos 2, 3, 6).",
                    "lining_description": "Seller states polyester lining; promotional interior diagram shows a fabric-lined compartmental interior, but the actual lining is not independently photographed (photo 5).",
                    "strap_construction": "Two top handles and a removable adjustable shoulder strap with metal clips are shown (photos 2, 3, 6).",
                    "stitching_description": "Regular machine stitching and stitched handle\/trim attachments are visible in promotional images; detailed stress-point stitching is not sufficiently shown (photos 2, 3, 6)."
                },
                "possible_model_reasoning": [
                    "No Coach model is appropriate: the bag is a modern generic PU satchel with a front decorative emblem, not a catalogued vintage Coach silhouette supported by identifiers.",
                    "The stock imagery and seller-stated PU\/polyester materials place it in the modern non-Coach category rather than a pre-2000 vintage era.",
                    "Condition is seller-described as brand new, but actual condition cannot be independently verified because the images are promotional rather than item-specific."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "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": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown - request interior back wall \/ slip pocket close-up in raking light (photo 4 shows only open top view, no patch visible)",
                    "No Coach wordmark, horse-and-carriage, or serial number visible - request any stamped marks",
                    "No hardware brand stamps shown - request zipper pull and clip close-ups",
                    "Stock\/catalog renders rather than actual item photos - request real photos of actual bag"
                ],
                "negative_evidence": [
                    "photo 1-6: modern structured satchel with center-seam divider, dual rolled top handles, removable crossbody strap and back zip pocket - no vintage Coach silhouette, turnlock, or glove-tanned character",
                    "photo 4 inset: brown polyester fabric lining with multiple zip \/ slip compartments - vintage Coach classics are unlined suede, not lined",
                    "photo 5: uniform pebbled grain with no natural scars\/veins\/patina consistent with PU, plus bright gold-tone plated clips and base feet - not solid brass vintage hardware",
                    "photo 1: COCOFER ELEGANT & FASHION overlay branding - different brand, no COACH wordmark or horse-and-carriage visible in any photo",
                    "seller text states High quality PU leather, Polyester lining, Brand new, lightweight - explicitly excludes glove-tanned leather"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated hardware: top bar clasp, side dogleash-type shoulder strap clips, back zip pull, four bottom feet; bright plated finish, not solid brass vintage",
                    "leather_description": "pebbled grain PU \/ faux leather in burgundy\/brown, uniform embossed grain, no natural scars or patina; seller states High quality PU leather",
                    "lining_description": "brown polyester fabric lining visible in photo 4 inset with zip and slip pockets; seller states Polyester lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight uniform machine stitching tone-on-tone, center front seam; no detailed stitch close-up visible",
                    "strap_construction": "dual rolled top handles plus detachable adjustable shoulder strap on metal clips; handle drop seller-stated 5.9 inches",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach model: modern mass-market PU satchel with polyester lining, plated hardware, zip-top with center divider and COCOFER branding does not match any catalog style in \u00a74",
                    "Era: modern fast-fashion construction and materials, brand-new stock renders, seller-stated PU\/polyester place it in modern (2000s+), non-Coach",
                    "Condition: appears New per seller text brand new never carried, but photos are catalog renders not actual item, so condition of actual item unverified"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18311,
            "output_tokens": 934,
            "total_tokens": 19245,
            "estimated_cost_usd": 0.009566
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18871,
            "output_tokens": 1302,
            "total_tokens": 20173,
            "estimated_cost_usd": 0.004816
        }
    ]
}