Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.41,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.86,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: Clearly a structured frame clutch with a rectangular silhouette and approximately the seller-stated 6 x 10 inch scale.",
        "photo 5: Interior and metal frame are visible, allowing basic construction assessment."
    ],
    "negative_evidence": [
        "photo 2: No visible COACH wordmark, horse-and-carriage, leather hangtag, or other Coach branding.",
        "photo 5: No Coach creed patch, serial\/style number, or fabric identification tag is visible.",
        "photo 1: The closure is a conventional framed-clutch clasp and zipper-like frame construction, not a recognizable vintage Coach turnlock design.",
        "photo 2: The exterior appears synthetic or faux leather with a glossy, padded finish; the seller also describes it as faux leather.",
        "photo 5: The interior is fabric-lined, which does not support identification as a classic unlined glove-tanned Coach bag.",
        "photo 2: ivory smooth faux-leather-look clutch with gathered frame, not glove-tanned cowhide",
        "photo 4: bright gold-tone rectangular frame clasp, not vintage Coach solid-brass turnlock geometry",
        "photo 5: beige woven fabric lining, not unlined suede-back glove-tanned interior",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "seller states Made of faux leather, which excludes vintage Coach glove-tanned leather"
    ],
    "missing_information": [
        "A straight-on photograph of the entire exterior front and back with all branding visible.",
        "Close-up photographs of the interior side walls, pockets, seams, and any labels or stamps.",
        "Close-up of the clasp, frame hardware, and zipper pulls for maker markings.",
        "Bottom, corners, and side photographs to assess construction and condition.",
        "maker label inside frame or lining not shown close-up",
        "exterior bottom and material edge close-up not shown",
        "hardware brand stamps not shown"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible in the provided photos, so this appears to be an unbranded or non-Coach frame clutch rather than a misidentified vintage Coach bag.",
        "The synthetic-looking exterior, fabric lining, and formal frame-clutch construction are inconsistent with the classic vintage Coach handbag population.",
        "photo 1-5: no Coach creed, wordmark, hangtag or solid-brass hardware visible to support Coach manufacture",
        "photo 5: fabric lining and gold-tone frame construction inconsistent with vintage Coach glove-tanned unlined construction"
    ],
    "possible_model_reasoning": [
        "The rectangular frame-clutch silhouette does not closely match the listed classic vintage Coach models, which generally use leather flap, turnlock, bucket, shoulder, or crossbody constructions.",
        "The lack of a creed, serial number, hangtag, or wordmark plus the faux-leather and fabric-lined construction supports a generic vintage-style evening clutch rather than Coach.",
        "Condition: Very Good based on clean visible lining and intact-looking frame; exterior has pronounced creasing and minor visible wear. Bottom, corners, odor, and hidden lining areas are not fully shown.",
        "Frame kisslock clutch silhouette does not match catalog Coach classics which use turnlock flap, Duffle, Station, Willis, Court etc.",
        "Materials - faux leather plus fabric lining plus plated frame - point away from 1970s-1990s Coach glove-tanned unlined brass-hardware construction",
        "No serial, creed, or wordmark to decode for era; era therefore non-Coach",
        "Condition: Like New to Excellent for what it is; photos show clean exterior and clean fabric interior (photo 5), no corner wear visible, but odor\/mold 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 and photo 4: Gold-tone metal frame with a rectangular clasp and long frame hardware; no visible maker engraving. The hardware appears plated or highly polished rather than characteristic heavy vintage Coach brass.",
        "leather_description": "photo 2 and photo 3: Ivory, smooth glossy material with padded vertical gathers and visible creasing; it appears synthetic or faux leather rather than glove-tanned cowhide.",
        "lining_description": "photo 5: Light beige fabric lining is visible and appears clean; no label or creed patch is visible.",
        "strap_construction": "no strap visible - frame clutch with no shoulder strap",
        "stitching_description": "photo 2 and photo 5: Exterior seams and frame attachment are visible, but stitching is not shown closely enough for a detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.42,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: Clearly a structured frame clutch with a rectangular silhouette and approximately the seller-stated 6 x 10 inch scale.",
                    "photo 5: Interior and metal frame are visible, allowing basic construction assessment."
                ],
                "negative_evidence": [
                    "photo 2: No visible COACH wordmark, horse-and-carriage, leather hangtag, or other Coach branding.",
                    "photo 5: No Coach creed patch, serial\/style number, or fabric identification tag is visible.",
                    "photo 1: The closure is a conventional framed-clutch clasp and zipper-like frame construction, not a recognizable vintage Coach turnlock design.",
                    "photo 2: The exterior appears synthetic or faux leather with a glossy, padded finish; the seller also describes it as faux leather.",
                    "photo 5: The interior is fabric-lined, which does not support identification as a classic unlined glove-tanned Coach bag."
                ],
                "missing_information": [
                    "A straight-on photograph of the entire exterior front and back with all branding visible.",
                    "Close-up photographs of the interior side walls, pockets, seams, and any labels or stamps.",
                    "Close-up of the clasp, frame hardware, and zipper pulls for maker markings.",
                    "Bottom, corners, and side photographs to assess construction and condition."
                ],
                "authenticity_concerns": [
                    "No Coach identifiers are visible in the provided photos, so this appears to be an unbranded or non-Coach frame clutch rather than a misidentified vintage Coach bag.",
                    "The synthetic-looking exterior, fabric lining, and formal frame-clutch construction are inconsistent with the classic vintage Coach handbag population."
                ],
                "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 and photo 4: Gold-tone metal frame with a rectangular clasp and long frame hardware; no visible maker engraving. The hardware appears plated or highly polished rather than characteristic heavy vintage Coach brass.",
                    "leather_description": "photo 2 and photo 3: Ivory, smooth glossy material with padded vertical gathers and visible creasing; it appears synthetic or faux leather rather than glove-tanned cowhide.",
                    "lining_description": "photo 5: Light beige fabric lining is visible and appears clean; no label or creed patch is visible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 2 and photo 5: Exterior seams and frame attachment are visible, but stitching is not shown closely enough for a detailed assessment."
                },
                "possible_model_reasoning": [
                    "The rectangular frame-clutch silhouette does not closely match the listed classic vintage Coach models, which generally use leather flap, turnlock, bucket, shoulder, or crossbody constructions.",
                    "The lack of a creed, serial number, hangtag, or wordmark plus the faux-leather and fabric-lined construction supports a generic vintage-style evening clutch rather than Coach.",
                    "Condition: Very Good based on clean visible lining and intact-looking frame; exterior has pronounced creasing and minor visible wear. Bottom, corners, odor, and hidden lining areas are not fully shown."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: no Coach creed, wordmark, hangtag or solid-brass hardware visible to support Coach manufacture",
                    "photo 5: fabric lining and gold-tone frame construction inconsistent with vintage Coach glove-tanned unlined construction"
                ],
                "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": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "maker label inside frame or lining not shown close-up",
                    "exterior bottom and material edge close-up not shown",
                    "hardware brand stamps not shown"
                ],
                "negative_evidence": [
                    "photo 2: ivory smooth faux-leather-look clutch with gathered frame, not glove-tanned cowhide",
                    "photo 4: bright gold-tone rectangular frame clasp, not vintage Coach solid-brass turnlock geometry",
                    "photo 5: beige woven fabric lining, not unlined suede-back glove-tanned interior",
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "seller states Made of faux leather, which excludes vintage Coach glove-tanned leather"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone metal frame with rectangular kisslock \/ snap clasp, shiny plated appearance, not solid brass turnlock",
                    "leather_description": "ivory \/ cream smooth material with slight sheen, seller states faux leather, not glove-tanned cowhide grain or patina",
                    "lining_description": "beige \/ champagne woven fabric lining visible in photo 5, clean",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "no strap visible - frame clutch with no shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Frame kisslock clutch silhouette does not match catalog Coach classics which use turnlock flap, Duffle, Station, Willis, Court etc.",
                    "Materials - faux leather plus fabric lining plus plated frame - point away from 1970s-1990s Coach glove-tanned unlined brass-hardware construction",
                    "No serial, creed, or wordmark to decode for era; era therefore non-Coach",
                    "Condition: Like New to Excellent for what it is; photos show clean exterior and clean fabric interior (photo 5), no corner wear visible, but odor\/mold unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17391,
            "output_tokens": 888,
            "total_tokens": 18279,
            "estimated_cost_usd": 0.009088
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17718,
            "output_tokens": 1527,
            "total_tokens": 19245,
            "estimated_cost_usd": 0.004765
        }
    ]
}