Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.515,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.815,
    "recommended_max_bid": 12,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: front view shows a small gray fringe crossbody with large gold-tone grommets and a zipper, not a recognizable vintage Coach silhouette.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: the faint central embossed marking appears to be a non-Coach brand mark, possibly reading Hammitt, rather than COACH.",
        "photo 1: oversized decorative grommets, extensive fringe, and bright gold-tone hardware are inconsistent with the classic vintage Coach construction shown in the reference catalog.",
        "photo 1, photo 2: visible debossed brand reads Hammitt, not COACH - non-Coach maker identified",
        "photo 1, photo 2: heavy fringe front with large gold-tone grommets \/ eyelets - silhouette never in Coach catalog",
        "photo 1, photo 2: no Coach creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1, photo 2: bright gold-tone plated zipper and grommet hardware, not vintage solid brass turnlock construction"
    ],
    "missing_information": [
        "photo 1: interior, lining, back, bottom, strap ends, zipper pull, and any sewn-in brand or care labels are not shown.",
        "A straight-on close-up of the embossed central logo and the interior label would confirm the apparent non-Coach branding.",
        "photo 1-2 only: no interior, bottom, back, side views shown",
        "creed \/ interior brand patch not shown - request emptied interior photos",
        "hardware stamps \/ zipper brand not legible - request close-up",
        "seller-stated dimensions and strap length not provided"
    ],
    "authenticity_concerns": [
        "photo 1: visible design and apparent branding are inconsistent with Coach; this appears to be a different modern fashion brand rather than a Coach item."
    ],
    "possible_model_reasoning": [
        "photo 1: the compact rectangular crossbody shape and heavy fringe do not match the listed classic Coach models; no Coach model is proposed.",
        "photo 1: the apparent embossed brand mark and modern decorative hardware support a modern non-Coach identification.",
        "Condition: Good to Very Good visually; leather surface appears worn\/flattened in places and fringe is heavily creased, while the interior and bottom are not shown.",
        "photo 1, photo 2: Hammitt wordmark legible on flap center - identifies bag as Hammitt Los Angeles fringe crossbody, not Coach",
        "no Coach catalog silhouette matches fringe grommet flap crossbody; no turnlock, no creed, no brass Coach construction",
        "Condition: Good to Very Good based on visible front only; fringe intact but interior, corners, bottom not shown 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: bright gold-tone circular grommets, strap rings, clips, and zipper hardware; no Coach-stamped hardware is visible.",
        "leather_description": "photo 1: gray suede-like or nap-finished leather\/faux-leather appearance with extensive narrow fringe; material cannot be confirmed from the photo.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: long adjustable-looking crossbody strap attached with gold-tone clips\/rings; detailed adjustment hardware is not clearly shown.",
        "stitching_description": "photo 1: visible perimeter stitching appears generally even, though the image does not permit a close construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.004,
    "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": 0.03,
                "image_quality_score": 0.68,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: front view shows a small gray fringe crossbody with large gold-tone grommets and a zipper, not a recognizable vintage Coach silhouette.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 1: the faint central embossed marking appears to be a non-Coach brand mark, possibly reading Hammitt, rather than COACH.",
                    "photo 1: oversized decorative grommets, extensive fringe, and bright gold-tone hardware are inconsistent with the classic vintage Coach construction shown in the reference catalog."
                ],
                "missing_information": [
                    "photo 1: interior, lining, back, bottom, strap ends, zipper pull, and any sewn-in brand or care labels are not shown.",
                    "A straight-on close-up of the embossed central logo and the interior label would confirm the apparent non-Coach branding."
                ],
                "authenticity_concerns": [
                    "photo 1: visible design and apparent branding are inconsistent with Coach; this appears to be a different modern fashion brand rather than a Coach 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": "photo 1: bright gold-tone circular grommets, strap rings, clips, and zipper hardware; no Coach-stamped hardware is visible.",
                    "leather_description": "photo 1: gray suede-like or nap-finished leather\/faux-leather appearance with extensive narrow fringe; material cannot be confirmed from the photo.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: long adjustable-looking crossbody strap attached with gold-tone clips\/rings; detailed adjustment hardware is not clearly shown.",
                    "stitching_description": "photo 1: visible perimeter stitching appears generally even, though the image does not permit a close construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: the compact rectangular crossbody shape and heavy fringe do not match the listed classic Coach models; no Coach model is proposed.",
                    "photo 1: the apparent embossed brand mark and modern decorative hardware support a modern non-Coach identification.",
                    "Condition: Good to Very Good visually; leather surface appears worn\/flattened in places and fringe is heavily creased, while the interior and bottom are not shown."
                ],
                "confidence": 0.83,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-2 only: no interior, bottom, back, side views shown",
                    "creed \/ interior brand patch not shown - request emptied interior photos",
                    "hardware stamps \/ zipper brand not legible - request close-up",
                    "seller-stated dimensions and strap length not provided"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: visible debossed brand reads Hammitt, not COACH - non-Coach maker identified",
                    "photo 1, photo 2: heavy fringe front with large gold-tone grommets \/ eyelets - silhouette never in Coach catalog",
                    "photo 1, photo 2: no Coach creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1, photo 2: bright gold-tone plated zipper and grommet hardware, not vintage solid brass turnlock construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone large round grommets\/eyelets on flap, gold-tone front zipper with tag pull, gold-tone lobster\/dogleash strap clips; bright plated finish, not solid brass turnlock",
                    "leather_description": "gray distressed \/ washed leather-like material with long leather fringe across front; soft slouchy finish, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible along flap but blurry in photos; detail not legible",
                    "strap_construction": "narrow gray shoulder\/crossbody strap with gold-tone studs\/rivets, detachable via metal clips through grommets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1, photo 2: Hammitt wordmark legible on flap center - identifies bag as Hammitt Los Angeles fringe crossbody, not Coach",
                    "no Coach catalog silhouette matches fringe grommet flap crossbody; no turnlock, no creed, no brass Coach construction",
                    "Condition: Good to Very Good based on visible front only; fringe intact but interior, corners, bottom not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19656,
            "output_tokens": 712,
            "total_tokens": 20368,
            "estimated_cost_usd": 0.009571
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20281,
            "output_tokens": 1386,
            "total_tokens": 21667,
            "estimated_cost_usd": 0.005165
        }
    ]
}