Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.94,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with a top handle and detachable long strap"
    ],
    "negative_evidence": [
        "photo 1: novelty applique portrait design, glossy synthetic-looking material, and decorative studs are inconsistent with vintage Coach construction",
        "photo 2: very thin flat profile and lightweight fashion-bag construction are inconsistent with classic Coach glove-tanned leather",
        "photo 3: plain exterior back has no visible Coach wordmark, carriage, creed, or other brand identifier",
        "photo 4: strap and handle hardware is bright plated metal and the bag has a modern synthetic fashion-bag appearance",
        "listing text: seller explicitly states the material is PU and describes the item as lightweight",
        "photo 1, photo 4: novelty applique face with sunglasses \/ red lips and pyramid studs, no Coach silhouette or hardware",
        "photo 1, photo 3: smooth synthetic-looking red material with silver-tone hardware, not glove-tanned leather with solid brass",
        "photo 1-4: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "seller states Made of PU and lightweight 0.95lbs, seller states NWT novelty purse"
    ],
    "missing_information": [
        "photo 1-4: interior, creed area, fabric\/material labels, zipper pulls, and any brand stamps are not shown",
        "photo 1-4: no close-up of hardware or construction details",
        "photo 5+: interior emptied including back wall \/ pockets for creed check not shown",
        "photo 5+: close-up of zipper pull brand stamp not shown",
        "photo 5+: bottom and corners close-up not shown"
    ],
    "authenticity_concerns": [
        "photo 1: novelty face applique and PU construction indicate a generic modern lookalike rather than a Coach product",
        "photo 4: no Coach identifier is visible on the exterior or attached components"
    ],
    "possible_model_reasoning": [
        "photo 1-4: silhouette and novelty applique do not correspond to the listed vintage Coach catalog models; no Coach model candidate is supported",
        "listing text: PU and NWT indicate a modern generic fashion bag, not vintage Coach",
        "photo 1-4: condition appears new or unused from the product photographs, but interior condition and odor cannot be assessed",
        "No Coach catalog silhouette, closure, or construction match; tall flat zip-top novelty crossbody with top handles does not correspond to City Bag, Willis, Court, Station, Dinky or other classics",
        "No creed, serial, wordmark, hangtag, brass turnlock, or glove-tanned unlined construction to support Coach manufacture",
        "Material (PU), lightweight claim, silver-tone hardware, and novelty graphic are consistent with modern fast-fashion non-Coach per triage rule",
        "Condition: appears New (NWT per title) from exterior photos 1-4; interior not shown so lining \/ odor unknown, grade capped"
    ],
    "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 1-4: bright plated rings, clips, buckles, and studs; no Coach engraving visible",
        "leather_description": "photo 1-4: glossy, smooth synthetic-looking material; listing states PU",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-4: short double handles plus detachable adjustable shoulder strap attached with clips",
        "stitching_description": "photo 1-4: visible machine stitching appears generally even; detailed seam quality is not assessable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0032,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.93,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with a top handle and detachable long strap"
                ],
                "negative_evidence": [
                    "photo 1: novelty applique portrait design, glossy synthetic-looking material, and decorative studs are inconsistent with vintage Coach construction",
                    "photo 2: very thin flat profile and lightweight fashion-bag construction are inconsistent with classic Coach glove-tanned leather",
                    "photo 3: plain exterior back has no visible Coach wordmark, carriage, creed, or other brand identifier",
                    "photo 4: strap and handle hardware is bright plated metal and the bag has a modern synthetic fashion-bag appearance",
                    "listing text: seller explicitly states the material is PU and describes the item as lightweight"
                ],
                "missing_information": [
                    "photo 1-4: interior, creed area, fabric\/material labels, zipper pulls, and any brand stamps are not shown",
                    "photo 1-4: no close-up of hardware or construction details"
                ],
                "authenticity_concerns": [
                    "photo 1: novelty face applique and PU construction indicate a generic modern lookalike rather than a Coach product",
                    "photo 4: no Coach identifier is visible on the exterior or attached components"
                ],
                "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 1-4: bright plated rings, clips, buckles, and studs; no Coach engraving visible",
                    "leather_description": "photo 1-4: glossy, smooth synthetic-looking material; listing states PU",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-4: short double handles plus detachable adjustable shoulder strap attached with clips",
                    "stitching_description": "photo 1-4: visible machine stitching appears generally even; detailed seam quality is not assessable"
                },
                "possible_model_reasoning": [
                    "photo 1-4: silhouette and novelty applique do not correspond to the listed vintage Coach catalog models; no Coach model candidate is supported",
                    "listing text: PU and NWT indicate a modern generic fashion bag, not vintage Coach",
                    "photo 1-4: condition appears new or unused from the product photographs, but interior condition and odor cannot be assessed"
                ],
                "confidence": 0.96,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 5+: interior emptied including back wall \/ pockets for creed check not shown",
                    "photo 5+: close-up of zipper pull brand stamp not shown",
                    "photo 5+: bottom and corners close-up not shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 4: novelty applique face with sunglasses \/ red lips and pyramid studs, no Coach silhouette or hardware",
                    "photo 1, photo 3: smooth synthetic-looking red material with silver-tone hardware, not glove-tanned leather with solid brass",
                    "photo 1-4: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "seller states Made of PU and lightweight 0.95lbs, seller states NWT novelty purse"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rectangular rings and lobster \/ swivel clips attaching handles and crossbody strap; small studs as decoration",
                    "leather_description": "smooth bright red synthetic PU with black \/ cream applique graphic, uniform coated appearance, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "thin edge stitching around body perimeter, tone-matched; no detailed stress-point stitching visible",
                    "strap_construction": "short rolled top handles on metal rings plus detachable long thin crossbody strap on clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette, closure, or construction match; tall flat zip-top novelty crossbody with top handles does not correspond to City Bag, Willis, Court, Station, Dinky or other classics",
                    "No creed, serial, wordmark, hangtag, brass turnlock, or glove-tanned unlined construction to support Coach manufacture",
                    "Material (PU), lightweight claim, silver-tone hardware, and novelty graphic are consistent with modern fast-fashion non-Coach per triage rule",
                    "Condition: appears New (NWT per title) from exterior photos 1-4; interior not shown so lining \/ odor unknown, grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 571,
            "total_tokens": 17793,
            "estimated_cost_usd": 0.008259
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17686,
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}