Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.615,
    "seller_misidentification_probability": 0.105,
    "confidence": 0.76,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly appears to be a handbag with a shoulder strap and top-zip construction.",
        "photo 2: The bag has substantial visible stitching and structured panel construction, but these features are common among generic contemporary handbags."
    ],
    "negative_evidence": [
        "photo 1: Seller's visible product label reads \"TOP ZIP\" and \"Black\/26088\" rather than COACH or a Coach style code.",
        "photo 1: The material appears leather-like or coated rather than identifiable vintage glove-tanned leather.",
        "photo 2: Bright silver-tone round rivets and decorative cream piping do not match the typical solid-brass hardware and restrained construction of classic vintage Coach.",
        "photo 1: New, sealed plastic packaging and a retail\/barcode label strongly suggest a modern generic or wholesale item.",
        "photo 3: No COACH wordmark, horse-and-carriage, or recognizable Coach hangtag is visible.",
        "photo 4: The bag's dimensions and top-zip silhouette are generic and do not establish a Coach model.",
        "photo 1, photo 2: black pebbled leather-like material with tan contrast piping and white contrast stitching, not vintage Coach glove-tanned cowhide",
        "photo 1, photo 2, photo 4: silver-tone exposed rivets and rings, not vintage solid brass hardware",
        "photo 2, photo 3: mass-retail barcode sticker '024061627 TOP ZIP Black\/26088' - not a Coach creed, style number or hangtag",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, leather hangtag or turnlock visible",
        "title states 'Leather-like Material' and 'Unknown If Real' and seller_brand Unbranded - synthetic fast-fashion description"
    ],
    "missing_information": [
        "photo 1-7: Interior, creed patch, and any fabric or country-of-manufacture tag are not shown.",
        "photo 1-7: No close-up of zipper pull, hardware reverse, or strap attachment is provided.",
        "photo 1-7: Material composition and manufacturer are not documented beyond the seller's \"leather-like material\" wording.",
        "interior views not shown - lining and any interior labels\/tags unknown (photos 1-6)",
        "creed patch not shown - no straight-on creed photo in raking light",
        "hardware close-ups not shown - zipper brand, turnlock back plate N\/A, hangtag faces N\/A",
        "strap full length, buckle holes and attachment ends not shown, obscured by plastic"
    ],
    "authenticity_concerns": [
        "photo 1: The generic \"TOP ZIP\" product label and modern retail packaging provide no Coach provenance.",
        "photo 1-2: The silver-tone rivets, contrasting piping, and leather-like appearance are inconsistent with a typical vintage Coach glove-tanned classic.",
        "photo 1-7: Coach identifiers are absent from all visible views; this is more consistent with a non-Coach lookalike or generic bag than with a misidentified vintage Coach."
    ],
    "possible_model_reasoning": [
        "photo 1-2: Top-zip shoulder-bag silhouette is generic and does not closely establish a listed vintage Coach model.",
        "photo 1: The visible label identifies the item as \"TOP ZIP\" and \"Black\/26088\"; this is seller\/product-label evidence, not a Coach serial or style number.",
        "photo 1-7: Condition appears New\/unused based on sealed plastic packaging, although interior condition and odor cannot be assessed.",
        "No Coach identifiers visible in any photo - no creed, wordmark, hangtag, brass turnlock or solid-brass hardware to support any Coach model",
        "Silhouette is a generic top-zip shoulder bag ~12in wide x ~8in tall per tape in photos 5-6, does not match a specific vintage Coach catalog style with brass turnlock and unlined glove-tanned construction",
        "Condition: New NWT in plastic with retail barcode sticker, but grading capped by plastic glare obscuring surface and no interior shown"
    ],
    "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": "Visible silver-tone round rivets and metal fittings; no turnlock or Coach engraving visible in photos 1-7.",
        "leather_description": "Dark black, pebbled leather-like material with contrasting tan\/cream piping; exact material cannot be confirmed through the packaging.",
        "lining_description": "not_visible",
        "strap_construction": "Long shoulder strap with contrasting edging\/piping; attachment and adjustment details are only partially visible.",
        "stitching_description": "Visible cream-colored contrast stitching is generally even along the exterior panels and strap."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0052,
    "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": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly appears to be a handbag with a shoulder strap and top-zip construction.",
                    "photo 2: The bag has substantial visible stitching and structured panel construction, but these features are common among generic contemporary handbags."
                ],
                "negative_evidence": [
                    "photo 1: Seller's visible product label reads \"TOP ZIP\" and \"Black\/26088\" rather than COACH or a Coach style code.",
                    "photo 1: The material appears leather-like or coated rather than identifiable vintage glove-tanned leather.",
                    "photo 2: Bright silver-tone round rivets and decorative cream piping do not match the typical solid-brass hardware and restrained construction of classic vintage Coach.",
                    "photo 1: New, sealed plastic packaging and a retail\/barcode label strongly suggest a modern generic or wholesale item.",
                    "photo 3: No COACH wordmark, horse-and-carriage, or recognizable Coach hangtag is visible.",
                    "photo 4: The bag's dimensions and top-zip silhouette are generic and do not establish a Coach model."
                ],
                "missing_information": [
                    "photo 1-7: Interior, creed patch, and any fabric or country-of-manufacture tag are not shown.",
                    "photo 1-7: No close-up of zipper pull, hardware reverse, or strap attachment is provided.",
                    "photo 1-7: Material composition and manufacturer are not documented beyond the seller's \"leather-like material\" wording."
                ],
                "authenticity_concerns": [
                    "photo 1: The generic \"TOP ZIP\" product label and modern retail packaging provide no Coach provenance.",
                    "photo 1-2: The silver-tone rivets, contrasting piping, and leather-like appearance are inconsistent with a typical vintage Coach glove-tanned classic.",
                    "photo 1-7: Coach identifiers are absent from all visible views; this is more consistent with a non-Coach lookalike or generic bag than with a misidentified vintage Coach."
                ],
                "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": "Visible silver-tone round rivets and metal fittings; no turnlock or Coach engraving visible in photos 1-7.",
                    "leather_description": "Dark black, pebbled leather-like material with contrasting tan\/cream piping; exact material cannot be confirmed through the packaging.",
                    "lining_description": "not_visible",
                    "strap_construction": "Long shoulder strap with contrasting edging\/piping; attachment and adjustment details are only partially visible.",
                    "stitching_description": "Visible cream-colored contrast stitching is generally even along the exterior panels and strap."
                },
                "possible_model_reasoning": [
                    "photo 1-2: Top-zip shoulder-bag silhouette is generic and does not closely establish a listed vintage Coach model.",
                    "photo 1: The visible label identifies the item as \"TOP ZIP\" and \"Black\/26088\"; this is seller\/product-label evidence, not a Coach serial or style number.",
                    "photo 1-7: Condition appears New\/unused based on sealed plastic packaging, although interior condition and odor cannot be assessed."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 8,
                "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": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "interior views not shown - lining and any interior labels\/tags unknown (photos 1-6)",
                    "creed patch not shown - no straight-on creed photo in raking light",
                    "hardware close-ups not shown - zipper brand, turnlock back plate N\/A, hangtag faces N\/A",
                    "strap full length, buckle holes and attachment ends not shown, obscured by plastic"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: black pebbled leather-like material with tan contrast piping and white contrast stitching, not vintage Coach glove-tanned cowhide",
                    "photo 1, photo 2, photo 4: silver-tone exposed rivets and rings, not vintage solid brass hardware",
                    "photo 2, photo 3: mass-retail barcode sticker '024061627 TOP ZIP Black\/26088' - not a Coach creed, style number or hangtag",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, leather hangtag or turnlock visible",
                    "title states 'Leather-like Material' and 'Unknown If Real' and seller_brand Unbranded - synthetic fast-fashion description"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rivets and D-rings visible through plastic; no turnlock, no brass, no engraved marks visible",
                    "leather_description": "black pebbled leather-like \/ faux material with tan edge piping, seen through plastic; shiny synthetic appearance, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting off-white machine stitching around panels and straps, visible through plastic",
                    "strap_construction": "single top shoulder strap with light trim, full length and attachments obscured by plastic",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo - no creed, wordmark, hangtag, brass turnlock or solid-brass hardware to support any Coach model",
                    "Silhouette is a generic top-zip shoulder bag ~12in wide x ~8in tall per tape in photos 5-6, does not match a specific vintage Coach catalog style with brass turnlock and unlined glove-tanned construction",
                    "Condition: New NWT in plastic with retail barcode sticker, but grading capped by plastic glare obscuring surface and no interior shown"
                ],
                "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": 28780,
            "output_tokens": 885,
            "total_tokens": 29665,
            "estimated_cost_usd": 0.013636
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30093,
            "output_tokens": 1182,
            "total_tokens": 31275,
            "estimated_cost_usd": 0.006964
        }
    ]
}