Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.855,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: object is a top-handle satchel handbag with detachable strap"
    ],
    "negative_evidence": [
        "photo 1: The bag has a glossy patent-like black exterior, large floral fabric panels, and bright silver-tone hardware, which do not resemble classic vintage Coach glove-tanned leather construction.",
        "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, or Coach hangtag is visible.",
        "photo 1: The large circular strap rings and decorative diamond-shaped zipper pull appear generic rather than characteristic of vintage Coach hardware.",
        "photo 1: The seller identifies the item as unbranded, and the visible construction provides no independent Coach identifier.",
        "photo 1: body is floral-printed fabric with black high-gloss patent-look trim, not glove-tanned cowhide",
        "photo 1: silver-tone O-ring \/ buckle hardware, not solid brass vintage hardware",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, turnlock, or leather hangtag visible",
        "photo 1: top-handle satchel with exterior zip pocket and floral print silhouette matches modern fast-fashion, not any catalog Coach style"
    ],
    "missing_information": [
        "photo 1: Interior, lining, bottom, rear, side, and strap-end views are not provided.",
        "photo 1: A straight-on close-up of any interior label, patch, or fabric tag would be needed to check for a hidden brand identifier.",
        "photo 1: Hardware and zipper-pull close-ups are not provided.",
        "photo 1 only: no interior, creed patch, bottom, side or hardware close-up views",
        "interior lining and any brand \/ fabric tags not shown",
        "hardware engravings and zipper brand not legible"
    ],
    "authenticity_concerns": [
        "photo 1: Patent-like synthetic material, patterned fabric, bright silver hardware, and generic decorative details are inconsistent with the usual construction of a vintage Coach leather handbag.",
        "photo 1: The visible design appears to be an unbranded contemporary fashion satchel rather than a Coach lookalike with transplanted Coach identifiers."
    ],
    "possible_model_reasoning": [
        "photo 1: The structured top-handle satchel silhouette does not closely match a specific catalogued vintage Coach model and is insufficient for brand attribution.",
        "photo 1: Material, floral textile panels, silver-tone hardware, and decorative zipper hardware indicate a modern non-Coach fashion bag.",
        "photo 1: Condition appears approximately Good to Very Good from the single exterior view, with visible creasing and possible surface wear; interior and bottom condition are unknown.",
        "No Coach identifier visible in photo 1; materials (patent-look + printed fabric) and silver-tone hardware are inconsistent with vintage glove-tanned brass Coach classics",
        "Silhouette with floral fabric body and O-ring handles does not match any catalog Coach style in \u00a74; modern fast-fashion type",
        "Condition: Good to Very Good from single exterior view only; interior, bottom and strap condition unknown 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 silver-tone circular strap rings, rectangular strap connectors, and a small diamond-shaped zipper pull are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Glossy black patent-like material is visible; it does not appear to be glove-tanned leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Top handles are attached through wide black tabs with circular rings; a detachable adjustable shoulder strap appears partly visible at the sides.",
        "stitching_description": "photo 1: Some exterior seams and edge stitching are visible, but close-up detail is insufficient to assess consistency."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag has a glossy patent-like black exterior, large floral fabric panels, and bright silver-tone hardware, which do not resemble classic vintage Coach glove-tanned leather construction.",
                    "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, or Coach hangtag is visible.",
                    "photo 1: The large circular strap rings and decorative diamond-shaped zipper pull appear generic rather than characteristic of vintage Coach hardware.",
                    "photo 1: The seller identifies the item as unbranded, and the visible construction provides no independent Coach identifier."
                ],
                "missing_information": [
                    "photo 1: Interior, lining, bottom, rear, side, and strap-end views are not provided.",
                    "photo 1: A straight-on close-up of any interior label, patch, or fabric tag would be needed to check for a hidden brand identifier.",
                    "photo 1: Hardware and zipper-pull close-ups are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: Patent-like synthetic material, patterned fabric, bright silver hardware, and generic decorative details are inconsistent with the usual construction of a vintage Coach leather handbag.",
                    "photo 1: The visible design appears to be an unbranded contemporary fashion satchel rather than a Coach lookalike with transplanted Coach identifiers."
                ],
                "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 silver-tone circular strap rings, rectangular strap connectors, and a small diamond-shaped zipper pull are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Glossy black patent-like material is visible; it does not appear to be glove-tanned leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Top handles are attached through wide black tabs with circular rings; a detachable adjustable shoulder strap appears partly visible at the sides.",
                    "stitching_description": "photo 1: Some exterior seams and edge stitching are visible, but close-up detail is insufficient to assess consistency."
                },
                "possible_model_reasoning": [
                    "photo 1: The structured top-handle satchel silhouette does not closely match a specific catalogued vintage Coach model and is insufficient for brand attribution.",
                    "photo 1: Material, floral textile panels, silver-tone hardware, and decorative zipper hardware indicate a modern non-Coach fashion bag.",
                    "photo 1: Condition appears approximately Good to Very Good from the single exterior view, with visible creasing and possible surface wear; interior and bottom condition are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 5,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only: no interior, creed patch, bottom, side or hardware close-up views",
                    "interior lining and any brand \/ fabric tags not shown",
                    "hardware engravings and zipper brand not legible"
                ],
                "negative_evidence": [
                    "photo 1: body is floral-printed fabric with black high-gloss patent-look trim, not glove-tanned cowhide",
                    "photo 1: silver-tone O-ring \/ buckle hardware, not solid brass vintage hardware",
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, turnlock, or leather hangtag visible",
                    "photo 1: top-handle satchel with exterior zip pocket and floral print silhouette matches modern fast-fashion, not any catalog Coach style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone O-rings and rectangular slides at handle bases, small diamond-shaped zipper charm; bright plated appearance, not solid brass",
                    "leather_description": "black high-gloss patent-look trim and handles combined with white floral-printed fabric body; no glove-tanned leather texture visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "rolled top handles through O-rings plus detachable shoulder strap partially visible at sides",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: object is a top-handle satchel handbag with detachable strap"
                ],
                "possible_model_reasoning": [
                    "No Coach identifier visible in photo 1; materials (patent-look + printed fabric) and silver-tone hardware are inconsistent with vintage glove-tanned brass Coach classics",
                    "Silhouette with floral fabric body and O-ring handles does not match any catalog Coach style in \u00a74; modern fast-fashion type",
                    "Condition: Good to Very Good from single exterior view only; interior, bottom and strap condition unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17374,
            "output_tokens": 800,
            "total_tokens": 18174,
            "estimated_cost_usd": 0.00887
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17830,
            "output_tokens": 1167,
            "total_tokens": 18997,
            "estimated_cost_usd": 0.0045
        }
    ]
}