Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.88,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: small quilted red bag with zippered compartments and gold-tone hardware does not show a Coach wordmark, carriage, creed, or hangtag",
        "photo 2: back has generic adjustable straps and buckle hardware, with no visible Coach branding",
        "photo 3: interior is fabric-lined and includes a small care\/material tag, but no Coach creed or brand label is visible",
        "photo 1: silhouette and quilted construction do not correspond closely to the listed classic vintage Coach models",
        "photo 1: small round quilted front with zip closure - no Coach catalog silhouette, no turnlock, no glove-tanned leather",
        "photo 1, photo 2: smooth uniform red material with sheen and quilt stitching consistent with synthetic \/ faux leather, not vintage glove-tanned cowhide",
        "photo 2: bright gold-tone plated buckles and zippers, not solid brass vintage hardware",
        "photo 3: red polyester-type fabric lining, not unlined suede-back glove-tanned interior of vintage classics",
        "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 3: the small interior fabric tag is too small and angled to read; request a straight-on close-up",
        "request close-ups of all interior seams and any hidden brand labels",
        "request zipper-pull and hardware close-ups for maker markings",
        "request seller-stated material, dimensions, and condition details",
        "no COACH wordmark, creed patch, or hangtag visible in any photo - request close-up of white fabric tag text in photo 3",
        "no hardware brand stamps shown - request zipper pull and buckle markings"
    ],
    "authenticity_concerns": [
        "photo 1: generic quilted construction and plated-looking gold-tone hardware provide no Coach-specific evidence",
        "photo 3: fabric lining and modern zippered construction are inconsistent with classic unlined glove-tanned vintage Coach styles"
    ],
    "possible_model_reasoning": [
        "photo 1: no plausible Coach model match; the rounded quilted zip bag is more consistent with a modern generic fashion crossbody or small backpack",
        "photo 3: no readable creed or style number is visible, so Coach dating and model identification are not possible",
        "Condition: Very Good based on generally clean visible exterior and intact-looking straps; interior and hardware wear are only partially shown",
        "no Coach model matches: round quilted zip crossbody with fabric lining and plated hardware does not correspond to any vintage Coach classic catalog style; silhouette, materials and construction are modern fast-fashion",
        "Condition: Like New to Excellent based on clean exterior and interior in photos 1-3, but interior and bottom not fully documented so 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: gold-tone zipper teeth, pulls, and rings; no Coach engraving is visible",
        "leather_description": "photo 1: smooth red leather-like or coated material; genuine leather cannot be established from the photos",
        "lining_description": "photo 3: red fabric lining with a small white sewn-in care\/material tag; text is not legible",
        "strap_construction": "photos 1-2: long adjustable narrow strap with stitched edges and buckle adjustment; rear straps\/loops are visible",
        "stitching_description": "photos 1-2: generally even machine stitching is visible around the quilted panels, trim, and straps"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: small quilted red bag with zippered compartments and gold-tone hardware does not show a Coach wordmark, carriage, creed, or hangtag",
                    "photo 2: back has generic adjustable straps and buckle hardware, with no visible Coach branding",
                    "photo 3: interior is fabric-lined and includes a small care\/material tag, but no Coach creed or brand label is visible",
                    "photo 1: silhouette and quilted construction do not correspond closely to the listed classic vintage Coach models"
                ],
                "missing_information": [
                    "photo 3: the small interior fabric tag is too small and angled to read; request a straight-on close-up",
                    "request close-ups of all interior seams and any hidden brand labels",
                    "request zipper-pull and hardware close-ups for maker markings",
                    "request seller-stated material, dimensions, and condition details"
                ],
                "authenticity_concerns": [
                    "photo 1: generic quilted construction and plated-looking gold-tone hardware provide no Coach-specific evidence",
                    "photo 3: fabric lining and modern zippered construction are inconsistent with classic unlined glove-tanned vintage Coach styles"
                ],
                "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 zipper teeth, pulls, and rings; no Coach engraving is visible",
                    "leather_description": "photo 1: smooth red leather-like or coated material; genuine leather cannot be established from the photos",
                    "lining_description": "photo 3: red fabric lining with a small white sewn-in care\/material tag; text is not legible",
                    "strap_construction": "photos 1-2: long adjustable narrow strap with stitched edges and buckle adjustment; rear straps\/loops are visible",
                    "stitching_description": "photos 1-2: generally even machine stitching is visible around the quilted panels, trim, and straps"
                },
                "possible_model_reasoning": [
                    "photo 1: no plausible Coach model match; the rounded quilted zip bag is more consistent with a modern generic fashion crossbody or small backpack",
                    "photo 3: no readable creed or style number is visible, so Coach dating and model identification are not possible",
                    "Condition: Very Good based on generally clean visible exterior and intact-looking straps; interior and hardware wear are only partially shown"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no COACH wordmark, creed patch, or hangtag visible in any photo - request close-up of white fabric tag text in photo 3",
                    "no hardware brand stamps shown - request zipper pull and buckle markings"
                ],
                "negative_evidence": [
                    "photo 1: small round quilted front with zip closure - no Coach catalog silhouette, no turnlock, no glove-tanned leather",
                    "photo 1, photo 2: smooth uniform red material with sheen and quilt stitching consistent with synthetic \/ faux leather, not vintage glove-tanned cowhide",
                    "photo 2: bright gold-tone plated buckles and zippers, not solid brass vintage hardware",
                    "photo 3: red polyester-type fabric lining, not unlined suede-back glove-tanned interior of vintage classics",
                    "photo 1-3: 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 plated zippers with flat bar pulls (photo 1) and small gold-tone buckles on back straps (photo 2); lightweight plated appearance, not solid brass",
                    "leather_description": "red smooth material with uniform sheen, quilted diamond stitch on front (photo 1), plain on back (photo 2); appears synthetic \/ faux leather, not glove-tanned full-grain",
                    "lining_description": "red fabric lining visible in photo 3 with small white fabric content tag, text illegible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching around quilt diamonds and edge trim (photo 1); strap edge stitching visible (photo 2)",
                    "strap_construction": "long thin crossbody strap plus two short buckle-detail back straps (photo 2); thin, unpadded, no dogleash clips or solid brass slides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "no Coach model matches: round quilted zip crossbody with fabric lining and plated hardware does not correspond to any vintage Coach classic catalog style; silhouette, materials and construction are modern fast-fashion",
                    "Condition: Like New to Excellent based on clean exterior and interior in photos 1-3, but interior and bottom not fully documented so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20846,
            "output_tokens": 737,
            "total_tokens": 21583,
            "estimated_cost_usd": 0.010107
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21502,
            "output_tokens": 1026,
            "total_tokens": 22528,
            "estimated_cost_usd": 0.005121
        }
    ]
}