Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.485,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.49,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag has a generic pink geometric line print rather than a recognizable Coach Signature C pattern or classic solid-leather Coach construction.",
        "photo 1: No legible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or branded hangtag is visible.",
        "photo 1: The central round decorative closure and overall tote\/satchel design do not provide a specific vintage Coach model match.",
        "photos 1-3: The images are duplicated lifestyle\/stock-style views rather than standard resale documentation.",
        "photo 1: pink body with black geometric triangle print - not a Coach glove-tanned leather, Signature C, Op Art or other Coach print",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1: no turnlock, no solid-brass vintage hardware; only small gold-tone stud\/dot at top edge",
        "photo 1: short rolled top handles with pointed leather tabs - not a catalog Coach silhouette like Willis (9927), Court (9870), Station (5130), Dinky (9375)",
        "photo 1-3: lifestyle\/stock-type image repeated three times, no actual secondhand detail photos"
    ],
    "missing_information": [
        "Interior view, including any creed patch, fabric tag, lining, and zipper stamps.",
        "Straight-on close-up of all exterior hardware and any hangtag.",
        "Bottom, corners, side panels, stitching, and material close-ups.",
        "Seller-stated material, dimensions, condition, and whether the images depict the exact item.",
        "photo 1-3: same lifestyle front view only repeated; no close-up of any interior, creed patch, hardware stamps, bottom, sides, or back to verify maker",
        "photo 1: interior\/lining not shown - lining material and pockets unknown",
        "photo 1: hardware detail not legible - metal type, zipper brand, stitching not assessable",
        "seller-stated dimensions, materials, and country of origin not provided"
    ],
    "authenticity_concerns": [
        "photos 1-3: The unbranded listing uses a generic geometric patterned bag with no Coach identifiers; it is more consistent with a contemporary non-Coach fashion bag than a misidentified vintage Coach.",
        "photos 1-3: Lifestyle imagery and duplicated frames limit verification and may be stock or generated imagery rather than photos of the exact bag."
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a small structured geometric-print satchel\/tote with dual top handles; does not match any vintage Coach catalog shape, closure, or trim",
        "No creed, serial, wordmark, hangtag, brass turnlock, or unlined glove-tanned construction visible to support Coach manufacture",
        "Condition from lifestyle image only: appears new\/unused but this is a staged model shot, not gradable as secondhand condition; treat as 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: Small round gold-tone decorative closure is visible; detailed hardware construction is not assessable.",
        "leather_description": "photo 1: Pink patterned exterior with pink trim appears coated, synthetic, or otherwise non-glove-tanned; exact material is not visible.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Two short pink rolled or tubular handles are visible; construction and attachment details are not assessable.",
        "stitching_description": "photo 1: Some dark linear seams or printed geometric lines are visible, but stitching quality cannot be evaluated from this lifestyle image."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0078,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag has a generic pink geometric line print rather than a recognizable Coach Signature C pattern or classic solid-leather Coach construction.",
                    "photo 1: No legible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or branded hangtag is visible.",
                    "photo 1: The central round decorative closure and overall tote\/satchel design do not provide a specific vintage Coach model match.",
                    "photos 1-3: The images are duplicated lifestyle\/stock-style views rather than standard resale documentation."
                ],
                "missing_information": [
                    "Interior view, including any creed patch, fabric tag, lining, and zipper stamps.",
                    "Straight-on close-up of all exterior hardware and any hangtag.",
                    "Bottom, corners, side panels, stitching, and material close-ups.",
                    "Seller-stated material, dimensions, condition, and whether the images depict the exact item."
                ],
                "authenticity_concerns": [
                    "photos 1-3: The unbranded listing uses a generic geometric patterned bag with no Coach identifiers; it is more consistent with a contemporary non-Coach fashion bag than a misidentified vintage Coach.",
                    "photos 1-3: Lifestyle imagery and duplicated frames limit verification and may be stock or generated imagery rather than photos of the exact bag."
                ],
                "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: Small round gold-tone decorative closure is visible; detailed hardware construction is not assessable.",
                    "leather_description": "photo 1: Pink patterned exterior with pink trim appears coated, synthetic, or otherwise non-glove-tanned; exact material is not visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Two short pink rolled or tubular handles are visible; construction and attachment details are not assessable.",
                    "stitching_description": "photo 1: Some dark linear seams or printed geometric lines are visible, but stitching quality cannot be evaluated from this lifestyle image."
                },
                "possible_model_reasoning": [],
                "confidence": 0.68,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.3,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-3: same lifestyle front view only repeated; no close-up of any interior, creed patch, hardware stamps, bottom, sides, or back to verify maker",
                    "photo 1: interior\/lining not shown - lining material and pockets unknown",
                    "photo 1: hardware detail not legible - metal type, zipper brand, stitching not assessable",
                    "seller-stated dimensions, materials, and country of origin not provided"
                ],
                "negative_evidence": [
                    "photo 1: pink body with black geometric triangle print - not a Coach glove-tanned leather, Signature C, Op Art or other Coach print",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1: no turnlock, no solid-brass vintage hardware; only small gold-tone stud\/dot at top edge",
                    "photo 1: short rolled top handles with pointed leather tabs - not a catalog Coach silhouette like Willis (9927), Court (9870), Station (5130), Dinky (9375)",
                    "photo 1-3: lifestyle\/stock-type image repeated three times, no actual secondhand detail photos"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible in detail; small round gold-tone stud at front top edge only (photo 1); no turnlock, buckles, or zipper pulls legible",
                    "leather_description": "photo 1: pink flat-appearing material with black geometric line pattern; does not show glove-tanned grain, patina or suede back; appears synthetic \/ coated fabric",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: two short rolled top handles attached with pointed tab overlays; full length, underside, and attachment hardware not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1: silhouette is a small structured geometric-print satchel\/tote with dual top handles; does not match any vintage Coach catalog shape, closure, or trim",
                    "No creed, serial, wordmark, hangtag, brass turnlock, or unlined glove-tanned construction visible to support Coach manufacture",
                    "Condition from lifestyle image only: appears new\/unused but this is a staged model shot, not gradable as secondhand condition; treat as unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18780,
            "output_tokens": 680,
            "total_tokens": 19460,
            "estimated_cost_usd": 0.009144
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 19485,
            "output_tokens": 1071,
            "total_tokens": 20556,
            "estimated_cost_usd": 0.004754
        }
    ]
}