Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.475,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.795,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.85,
    "recommended_max_bid": 10,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small crossbody\/evening handbag with a metal frame and attached chain strap.",
        "photo 2: Interior and frame construction are visible, with a light satin-like lining.",
        "photo 4: Approximate dimensions appear to be about 7 inches wide by 6 inches tall."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, leather hangtag, or other Coach branding.",
        "photo 2: Fabric-lined interior and ornate metal frame do not match the typical unlined glove-tanned leather construction of classic vintage Coach handbags.",
        "photos 1-6: Pleated textile exterior, chain strap, and frame-clasp design do not correspond to the recognizable Coach classic model catalog.",
        "photo 5: Hardware appears decorative and plated rather than the solid-brass turnlock hardware associated with many vintage Coach classics.",
        "photo 1: pleated satin evening clutch with kisslock frame - not glove-tanned leather, Coach vintage signature material absent",
        "photo 1,2,4: gold-tone kisslock frame and thin chain strap, not solid brass turnlock \/ dogleash Coach hardware",
        "photo 2: cream satin lining, not unlined suede-back glove-tanned interior",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag visible",
        "photo 4: ~8-9 in wide evening clutch silhouette matches generic evening bag, not any Coach catalog classic"
    ],
    "missing_information": [
        "photo 2: No readable brand label or interior maker tag is shown.",
        "photo 2: No close-up of the clasp, zipper, or hardware markings.",
        "photos 1-6: No full underside or detailed strap attachment view.",
        "Seller-stated material, country of manufacture, and approximate age are not provided.",
        "No creed patch or brand mark shown - photo 2 interior shows no leather creed patch",
        "No Coach hangtag, wordmark, or horse-and-carriage visible in any photo",
        "No leather, hardware stamps, or country-of-origin tag visible to support Coach manufacture"
    ],
    "authenticity_concerns": [
        "photos 1-6: No Coach identifiers are visible, and the textile evening-bag construction is inconsistent with the classic vintage Coach leather-bag profile.",
        "photo 2: The satin-like lining and framed construction provide no supporting evidence of Coach manufacture."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match because the bag is a small pleated framed evening bag rather than a recognizable Coach leather silhouette.",
        "photos 1-6: The construction is more consistent with a generic vintage-style evening or cocktail bag; the listing's use of 'vintage' is seller text and does not establish a date.",
        "Condition: Very Good based on generally intact pleating and frame; minor tarnish or surface wear may be present, but the underside, chain condition, odors, and hidden interior defects are not fully assessable.",
        "No Coach identifiers visible in 6 photos; material (pleated satin), kisslock closure, chain strap and satin lining are inconsistent with 1970s-1990s glove-tanned Coach classics",
        "Silhouette is generic evening clutch ~8 in wide per tape in photo 4, not matching City Bag, Willis, Court, Dinky, or Cashin kisslock styles in leather",
        "Condition: Very Good to Excellent for evening use; satin appears clean with no major stains in photos, hardware with light tarnish (photo 2)"
    ],
    "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": "photos 1-6: Gold-tone metal frame, clasp, and chain strap are visible; no Coach engraving is legible. The central closure appears to be a framed clasp rather than a Coach turnlock.",
        "leather_description": "photos 1, 3, 5, and 6: Exterior appears to be pleated textile or synthetic fabric, not identifiable leather.",
        "lining_description": "photo 2: Light cream satin-like fabric lining with a central divider or gusset is visible.",
        "strap_construction": "photos 1, 2, and 5: Thin gold-tone chain strap attached to the metal frame.",
        "stitching_description": "not_visible - pleated fabric construction, no leather stitching observable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small crossbody\/evening handbag with a metal frame and attached chain strap.",
                    "photo 2: Interior and frame construction are visible, with a light satin-like lining.",
                    "photo 4: Approximate dimensions appear to be about 7 inches wide by 6 inches tall."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, leather hangtag, or other Coach branding.",
                    "photo 2: Fabric-lined interior and ornate metal frame do not match the typical unlined glove-tanned leather construction of classic vintage Coach handbags.",
                    "photos 1-6: Pleated textile exterior, chain strap, and frame-clasp design do not correspond to the recognizable Coach classic model catalog.",
                    "photo 5: Hardware appears decorative and plated rather than the solid-brass turnlock hardware associated with many vintage Coach classics."
                ],
                "missing_information": [
                    "photo 2: No readable brand label or interior maker tag is shown.",
                    "photo 2: No close-up of the clasp, zipper, or hardware markings.",
                    "photos 1-6: No full underside or detailed strap attachment view.",
                    "Seller-stated material, country of manufacture, and approximate age are not provided."
                ],
                "authenticity_concerns": [
                    "photos 1-6: No Coach identifiers are visible, and the textile evening-bag construction is inconsistent with the classic vintage Coach leather-bag profile.",
                    "photo 2: The satin-like lining and framed construction provide no supporting evidence 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": "photos 1-6: Gold-tone metal frame, clasp, and chain strap are visible; no Coach engraving is legible. The central closure appears to be a framed clasp rather than a Coach turnlock.",
                    "leather_description": "photos 1, 3, 5, and 6: Exterior appears to be pleated textile or synthetic fabric, not identifiable leather.",
                    "lining_description": "photo 2: Light cream satin-like fabric lining with a central divider or gusset is visible.",
                    "strap_construction": "photos 1, 2, and 5: Thin gold-tone chain strap attached to the metal frame.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match because the bag is a small pleated framed evening bag rather than a recognizable Coach leather silhouette.",
                    "photos 1-6: The construction is more consistent with a generic vintage-style evening or cocktail bag; the listing's use of 'vintage' is seller text and does not establish a date.",
                    "Condition: Very Good based on generally intact pleating and frame; minor tarnish or surface wear may be present, but the underside, chain condition, odors, and hidden interior defects are not fully assessable."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 12,
                "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": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No creed patch or brand mark shown - photo 2 interior shows no leather creed patch",
                    "No Coach hangtag, wordmark, or horse-and-carriage visible in any photo",
                    "No leather, hardware stamps, or country-of-origin tag visible to support Coach manufacture"
                ],
                "negative_evidence": [
                    "photo 1: pleated satin evening clutch with kisslock frame - not glove-tanned leather, Coach vintage signature material absent",
                    "photo 1,2,4: gold-tone kisslock frame and thin chain strap, not solid brass turnlock \/ dogleash Coach hardware",
                    "photo 2: cream satin lining, not unlined suede-back glove-tanned interior",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag visible",
                    "photo 4: ~8-9 in wide evening clutch silhouette matches generic evening bag, not any Coach catalog classic"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock \/ clasp frame with thin gold-tone chain strap; tarnish\/wear visible photo 2; not solid brass turnlock geometry",
                    "leather_description": "no leather visible; exterior is pleated ivory\/cream satin fabric",
                    "lining_description": "photo 2: cream\/ivory satin lining, empty interior divider",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - pleated fabric construction, no leather stitching observable",
                    "strap_construction": "thin gold-tone metal chain shoulder strap, photo 1",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in 6 photos; material (pleated satin), kisslock closure, chain strap and satin lining are inconsistent with 1970s-1990s glove-tanned Coach classics",
                    "Silhouette is generic evening clutch ~8 in wide per tape in photo 4, not matching City Bag, Willis, Court, Dinky, or Cashin kisslock styles in leather",
                    "Condition: Very Good to Excellent for evening use; satin appears clean with no major stains in photos, hardware with light tarnish (photo 2)"
                ],
                "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": 17732,
            "output_tokens": 871,
            "total_tokens": 18603,
            "estimated_cost_usd": 0.009183
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18068,
            "output_tokens": 1159,
            "total_tokens": 19227,
            "estimated_cost_usd": 0.004541
        }
    ]
}