Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.03,
    "vintage_probability": 0.525,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.845,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Brown leather rectangular shoulder bag with an equestrian-themed exterior emblem.",
        "photo 4: The bag appears to use leather construction and has a structured vintage-style silhouette.",
        "photo 1: brown leather rectangular shoulder handbag, vintage-style leather goods population"
    ],
    "negative_evidence": [
        "photo 2: The exterior emblem is a generic horse\/equestrian motif, not a legible Coach wordmark or recognizable Coach horse-and-carriage mark.",
        "photo 3: Hardware is visibly stamped \"MADE IN JAPAN\" and \"No. 1,\" not Coach; this strongly indicates another maker.",
        "photo 5: Interior is fabric-lined with multiple zip compartments, unlike many classic unlined glove-tanned Coach styles.",
        "photo 5: No Coach creed patch, serial\/style number, or Coach label is visible.",
        "photo 1: The closure and emblem arrangement do not match a standard vintage Coach turnlock silhouette.",
        "photo 1,4,6: no Coach creed patch, COACH wordmark, hangtag or turnlock visible",
        "photo 2: equestrian plaque is single horse, not Coach horse-and-carriage",
        "photo 3,4: magnetic snap closures stamped MAGNET No.1 JAPAN, not Coach turnlock geometry",
        "photo 4: compartmented interior with fabric-taped zippers unlike unlined vintage Coach classics"
    ],
    "missing_information": [
        "photo 5: A clearer, fully emptied interior view and every interior label or pocket seam.",
        "photo 1: Close-up of the strap attachment and all exterior hardware.",
        "photo 6: Clear photographs of the bottom, corners, back, and zipper pulls.",
        "photo 3: The complete Japanese hardware marking and any maker mark elsewhere on the bag.",
        "creed patch \/ interior back wall straight-on view to confirm no Coach creed",
        "bottom and corner close-ups for condition grade",
        "full strap length and attachment detail",
        "any maker marks inside zip pockets or on plaque reverse"
    ],
    "authenticity_concerns": [
        "photo 2: Large decorative equestrian emblem is a lookalike-brand cue rather than Coach identification.",
        "photo 3: \"MADE IN JAPAN\" hardware marking is inconsistent with the expected identifiers for a classic Coach bag.",
        "photo 5: Fabric-lined multi-compartment construction is inconsistent with the likely classic Coach silhouettes suggested by the listing title.",
        "photo 1: Mixed-looking gold and silver-tone hardware and generic construction further reduce the likelihood of Coach manufacture.",
        "photo 2: front plaque shows single jumping horse motif, not Coach horse-and-carriage and no COACH wordmark",
        "photo 3: magnetic snap hardware stamped JAPAN inconsistent with vintage Coach solid-brass turnlock construction"
    ],
    "possible_model_reasoning": [
        "photo 1: Rectangular flap shoulder-bag silhouette with a decorative equestrian clasp, but no close Coach model match is supported.",
        "photo 3: The visible Japanese marking supports a non-Coach Japanese-made bag rather than a Coach style-numbered product.",
        "photo 5: Condition appears Good: noticeable creasing, scratches, edge wear, strap wear, and interior staining; no bottom or complete exterior condition view is provided.",
        "No Coach model fits: silhouette with dual magnetic snaps and front horse plaque matches no catalog style; no creed, no turnlock, Japan-marked magnets inconsistent with Coach",
        "Condition: Good; surface scuffs (photo 1), flap ink mark and interior wear (photo 4), bottom not shown so 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 2: Decorative gold-tone horse emblem on the front; photo 3: round hardware visibly marked \"MADE IN JAPAN\" and \"No. 1\"; photo 5: metal zipper hardware and snaps visible.",
        "leather_description": "photo 1: Brown textured leather or leather-like material with visible creasing, surface marks, and edge wear.",
        "lining_description": "photo 5: Brown\/tan fabric lining with multiple zippered compartments; visible discoloration or staining inside.",
        "strap_construction": "photo 1: Long adjustable-looking shoulder strap attached at the sides; photo 6: strap edges show wear and fraying.",
        "stitching_description": "photo 1: Visible perimeter stitching is generally straight, with wear and loose\/frayed material near an upper side attachment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Brown leather rectangular shoulder bag with an equestrian-themed exterior emblem.",
                    "photo 4: The bag appears to use leather construction and has a structured vintage-style silhouette."
                ],
                "negative_evidence": [
                    "photo 2: The exterior emblem is a generic horse\/equestrian motif, not a legible Coach wordmark or recognizable Coach horse-and-carriage mark.",
                    "photo 3: Hardware is visibly stamped \"MADE IN JAPAN\" and \"No. 1,\" not Coach; this strongly indicates another maker.",
                    "photo 5: Interior is fabric-lined with multiple zip compartments, unlike many classic unlined glove-tanned Coach styles.",
                    "photo 5: No Coach creed patch, serial\/style number, or Coach label is visible.",
                    "photo 1: The closure and emblem arrangement do not match a standard vintage Coach turnlock silhouette."
                ],
                "missing_information": [
                    "photo 5: A clearer, fully emptied interior view and every interior label or pocket seam.",
                    "photo 1: Close-up of the strap attachment and all exterior hardware.",
                    "photo 6: Clear photographs of the bottom, corners, back, and zipper pulls.",
                    "photo 3: The complete Japanese hardware marking and any maker mark elsewhere on the bag."
                ],
                "authenticity_concerns": [
                    "photo 2: Large decorative equestrian emblem is a lookalike-brand cue rather than Coach identification.",
                    "photo 3: \"MADE IN JAPAN\" hardware marking is inconsistent with the expected identifiers for a classic Coach bag.",
                    "photo 5: Fabric-lined multi-compartment construction is inconsistent with the likely classic Coach silhouettes suggested by the listing title.",
                    "photo 1: Mixed-looking gold and silver-tone hardware and generic construction further reduce the likelihood of Coach manufacture."
                ],
                "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 2: Decorative gold-tone horse emblem on the front; photo 3: round hardware visibly marked \"MADE IN JAPAN\" and \"No. 1\"; photo 5: metal zipper hardware and snaps visible.",
                    "leather_description": "photo 1: Brown textured leather or leather-like material with visible creasing, surface marks, and edge wear.",
                    "lining_description": "photo 5: Brown\/tan fabric lining with multiple zippered compartments; visible discoloration or staining inside.",
                    "strap_construction": "photo 1: Long adjustable-looking shoulder strap attached at the sides; photo 6: strap edges show wear and fraying.",
                    "stitching_description": "photo 1: Visible perimeter stitching is generally straight, with wear and loose\/frayed material near an upper side attachment."
                },
                "possible_model_reasoning": [
                    "photo 1: Rectangular flap shoulder-bag silhouette with a decorative equestrian clasp, but no close Coach model match is supported.",
                    "photo 3: The visible Japanese marking supports a non-Coach Japanese-made bag rather than a Coach style-numbered product.",
                    "photo 5: Condition appears Good: noticeable creasing, scratches, edge wear, strap wear, and interior staining; no bottom or complete exterior condition view is provided."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 2: front plaque shows single jumping horse motif, not Coach horse-and-carriage and no COACH wordmark",
                    "photo 3: magnetic snap hardware stamped JAPAN inconsistent with vintage Coach solid-brass turnlock construction"
                ],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.68,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "creed patch \/ interior back wall straight-on view to confirm no Coach creed",
                    "bottom and corner close-ups for condition grade",
                    "full strap length and attachment detail",
                    "any maker marks inside zip pockets or on plaque reverse"
                ],
                "negative_evidence": [
                    "photo 1,4,6: no Coach creed patch, COACH wordmark, hangtag or turnlock visible",
                    "photo 2: equestrian plaque is single horse, not Coach horse-and-carriage",
                    "photo 3,4: magnetic snap closures stamped MAGNET No.1 JAPAN, not Coach turnlock geometry",
                    "photo 4: compartmented interior with fabric-taped zippers unlike unlined vintage Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone magnetic snaps, one stamped MAGNET No.1 JAPAN; small gold-tone horse plaque on front; no turnlock, no COACH engraving visible",
                    "leather_description": "medium-brown pebbled leather with sheen, some surface scuffs",
                    "lining_description": "brown suede-like interior with two zip compartments with beige fabric tape; red ink mark on flap underside",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched perimeter stitching, even but not Coach catalog stitch read; no detailed stitch close-up",
                    "strap_construction": "narrow flat single shoulder strap attached at sides, full length and clips not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: brown leather rectangular shoulder handbag, vintage-style leather goods population"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette with dual magnetic snaps and front horse plaque matches no catalog style; no creed, no turnlock, Japan-marked magnets inconsistent with Coach",
                    "Condition: Good; surface scuffs (photo 1), flap ink mark and interior wear (photo 4), bottom not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 27877,
            "output_tokens": 909,
            "total_tokens": 28786,
            "estimated_cost_usd": 0.013332
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29120,
            "output_tokens": 1591,
            "total_tokens": 30711,
            "estimated_cost_usd": 0.007097
        }
    ]
}