Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.9,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: black bag has a contemporary quilted synthetic-looking body, zipper closure, decorative pom-pom, and no visible Coach branding.",
        "photo 2: pink bag has contemporary quilted construction, shiny silver-tone hardware, decorative charms, and no Coach wordmark, carriage, creed, or hangtag.",
        "photo 1: visible white tag reads MADE IN CHINA, which is inconsistent with a classic vintage Coach construction and does not identify Coach.",
        "photo 3: material appears smooth synthetic or faux leather rather than vintage glove-tanned cowhide.",
        "photo 4: stitching, piping, zipper construction, and silver-tone hardware are contemporary boutique-style features rather than classic vintage Coach details.",
        "photo 5: visible decorative charms and non-brand accessories do not provide Coach evidence.",
        "photo 6: hardware is generic and no Coach engraving or identifier is visible.",
        "photo 1: black bag is diamond-quilted synthetic baguette with zip top - silhouette never used for vintage Coach classics",
        "photo 2: pink bag is same quilted synthetic baguette with zip top and knotted strap - not a Coach silhouette",
        "photo 1: smooth high-sheen faux-leather look with white contrast quilting stitches, not glove-tanned cowhide",
        "photo 1, photo 5: thin bright gold-tone plated rings and zipper pull, not solid brass vintage hardware",
        "photo 2, photo 6: bright silver-tone plated carabiner hardware on pink bag, mixed tones across lot",
        "photo 1: paper retail tag reading MADE IN CHINA attached with plastic tagger - modern boutique fast-fashion presentation",
        "photo 1, photo 2: novelty charms - white faux-fur pom and pink plastic tumbler cup with paracord - modern boutique cues",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible in any photo"
    ],
    "missing_information": [
        "photo 1-6: interior views of both bags, including any sewn-in brand labels or creed patches.",
        "photo 1-6: close-ups of all zipper pulls, hardware, and interior tags.",
        "photo 1-6: bottom, back, side, and strap-attachment views of both bags.",
        "photo 1-6: seller-stated material composition and dimensions for the black bag.",
        "photo 1-6: interior lining, creed patch area, and hardware engravings not shown in close-up",
        "photo 1-6: bottom, back, and corner wear views not shown",
        "photo 1: second bag in lot only partially visible in background"
    ],
    "authenticity_concerns": [
        "photo 1: the visible MADE IN CHINA tag and contemporary quilted construction make these lookalike or boutique bags, not vintage Coach.",
        "photo 1-6: no Coach identifier is visible anywhere in the supplied photos; a Coach attribution cannot be supported."
    ],
    "possible_model_reasoning": [
        "photo 1-6: neither bag matches a recognizable vintage Coach catalog silhouette; both are modern quilted baguette-style shoulder bags.",
        "photo 1-6: no visible creed or style number prevents Coach model or era identification.",
        "photo 1-6: condition appears approximately Very Good from the visible exteriors, with no major damage apparent; interiors and odor are unknown.",
        "Lot of 2 modern quilted zip-top baguettes ~9 in wide per tape in photo 4; no Coach hard identifiers in any photo",
        "Construction - quilted synthetic, plated hardware, zip top, novelty charms - points to modern boutique fast fashion, not any Coach catalog style 1970s-2020s",
        "Condition: appears New \/ Like New with tags attached (photo 1, photo 5) but full condition grading capped by missing interior, bottom, and corner views"
    ],
    "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 1-6: generic gold-tone hardware on the black bag and silver-tone hardware on the pink bag, with zipper closures and decorative charms; no Coach engraving visible.",
        "leather_description": "photo 1-6: smooth, padded quilted material with a synthetic or faux-leather appearance; genuine leather is not established.",
        "lining_description": "not_visible - dark interior glimpsed in photo 2 but lining material not shown",
        "strap_construction": "photo 1-2: narrow fixed shoulder straps attached with rings and generic hardware; pink strap has tied or gathered attachment details.",
        "stitching_description": "photo 2-4: visible machine stitching is generally even but utilitarian and contemporary, with quilted diamond panels and contrasting or light thread on the pink bag."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: black bag has a contemporary quilted synthetic-looking body, zipper closure, decorative pom-pom, and no visible Coach branding.",
                    "photo 2: pink bag has contemporary quilted construction, shiny silver-tone hardware, decorative charms, and no Coach wordmark, carriage, creed, or hangtag.",
                    "photo 1: visible white tag reads MADE IN CHINA, which is inconsistent with a classic vintage Coach construction and does not identify Coach.",
                    "photo 3: material appears smooth synthetic or faux leather rather than vintage glove-tanned cowhide.",
                    "photo 4: stitching, piping, zipper construction, and silver-tone hardware are contemporary boutique-style features rather than classic vintage Coach details.",
                    "photo 5: visible decorative charms and non-brand accessories do not provide Coach evidence.",
                    "photo 6: hardware is generic and no Coach engraving or identifier is visible."
                ],
                "missing_information": [
                    "photo 1-6: interior views of both bags, including any sewn-in brand labels or creed patches.",
                    "photo 1-6: close-ups of all zipper pulls, hardware, and interior tags.",
                    "photo 1-6: bottom, back, side, and strap-attachment views of both bags.",
                    "photo 1-6: seller-stated material composition and dimensions for the black bag."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible MADE IN CHINA tag and contemporary quilted construction make these lookalike or boutique bags, not vintage Coach.",
                    "photo 1-6: no Coach identifier is visible anywhere in the supplied photos; a Coach attribution cannot be supported."
                ],
                "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 1-6: generic gold-tone hardware on the black bag and silver-tone hardware on the pink bag, with zipper closures and decorative charms; no Coach engraving visible.",
                    "leather_description": "photo 1-6: smooth, padded quilted material with a synthetic or faux-leather appearance; genuine leather is not established.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-2: narrow fixed shoulder straps attached with rings and generic hardware; pink strap has tied or gathered attachment details.",
                    "stitching_description": "photo 2-4: visible machine stitching is generally even but utilitarian and contemporary, with quilted diamond panels and contrasting or light thread on the pink bag."
                },
                "possible_model_reasoning": [
                    "photo 1-6: neither bag matches a recognizable vintage Coach catalog silhouette; both are modern quilted baguette-style shoulder bags.",
                    "photo 1-6: no visible creed or style number prevents Coach model or era identification.",
                    "photo 1-6: condition appears approximately Very Good from the visible exteriors, with no major damage apparent; interiors and odor are unknown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior lining, creed patch area, and hardware engravings not shown in close-up",
                    "photo 1-6: bottom, back, and corner wear views not shown",
                    "photo 1: second bag in lot only partially visible in background"
                ],
                "negative_evidence": [
                    "photo 1: black bag is diamond-quilted synthetic baguette with zip top - silhouette never used for vintage Coach classics",
                    "photo 2: pink bag is same quilted synthetic baguette with zip top and knotted strap - not a Coach silhouette",
                    "photo 1: smooth high-sheen faux-leather look with white contrast quilting stitches, not glove-tanned cowhide",
                    "photo 1, photo 5: thin bright gold-tone plated rings and zipper pull, not solid brass vintage hardware",
                    "photo 2, photo 6: bright silver-tone plated carabiner hardware on pink bag, mixed tones across lot",
                    "photo 1: paper retail tag reading MADE IN CHINA attached with plastic tagger - modern boutique fast-fashion presentation",
                    "photo 1, photo 2: novelty charms - white faux-fur pom and pink plastic tumbler cup with paracord - modern boutique cues",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "black bag: bright gold-tone metal rings and rectangular zipper pull; pink bag: bright silver-tone carabiner and rings; both thin plated modern hardware, no turnlock, no stamps visible",
                    "leather_description": "both bags diamond-quilted smooth synthetic with slight sheen, consistent with faux \/ PU leather, not glove-tanned full-grain cowhide",
                    "lining_description": "not_visible - dark interior glimpsed in photo 2 but lining material not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white contrast diamond quilting stitches visible on both bags (photo 3, photo 4); perimeter piping; no tight tone-on-tone Coach-type stitching observed",
                    "strap_construction": "thin fixed-length shoulder straps attached via metal rings; pink strap with knot detail at rings (photo 2); black strap with folded loop (photo 1); not adjustable, no brass buckle or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot of 2 modern quilted zip-top baguettes ~9 in wide per tape in photo 4; no Coach hard identifiers in any photo",
                    "Construction - quilted synthetic, plated hardware, zip top, novelty charms - points to modern boutique fast fashion, not any Coach catalog style 1970s-2020s",
                    "Condition: appears New \/ Like New with tags attached (photo 1, photo 5) but full condition grading capped by missing interior, bottom, and corner views"
                ],
                "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": 27895,
            "output_tokens": 789,
            "total_tokens": 28684,
            "estimated_cost_usd": 0.013052
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29154,
            "output_tokens": 1234,
            "total_tokens": 30388,
            "estimated_cost_usd": 0.006818
        }
    ]
}