Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.705,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.865,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is made from denim\/canvas textile rather than the glove-tanned leather typical of vintage Coach classics.",
        "photo 1: Multiple exposed zippered compartments, gathered side pockets, and a wide adjustable textile strap indicate a generic modern utility crossbody design.",
        "photo 1: Silver-tone plated hardware is visible; no Coach-specific wordmark, carriage, creed, or leather hangtag is visible.",
        "photo 1: The listing identifies the item as unbranded, consistent with a generic textile handbag rather than an identified Coach product.",
        "photo 1: denim\/canvas textile body, not glove-tanned leather - excludes vintage Coach classics",
        "photo 1: multiple silver-tone exposed zippers with fabric tape, no solid brass turnlock, buckle, or dogleash hardware",
        "photo 1: fabric adjustable crossbody strap with silver-tone slider, not leather buckle-adjust strap",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, hangtag, or leather trim visible",
        "photo 1: casual multi-zip hobo silhouette with gathered side pockets and frayed cord details, no match to Coach catalog styles"
    ],
    "missing_information": [
        "photo 1: Interior, lining, and any sewn-in brand or care labels are not shown.",
        "A straight-on close-up of all interior labels, zipper pulls, and hardware would be needed to check for any hidden brand markings.",
        "Bottom, back, strap attachment, and stitching close-ups are not provided.",
        "photo 1 only front 3\/4 view: no back, bottom, side, interior views provided",
        "creed patch \/ interior brand stamp not shown - request emptied interior and pocket photos",
        "hardware close-ups and zipper-brand stamps not shown",
        "seller-stated dimensions and materials not provided"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifier is visible, and the textile utility construction is inconsistent with the likely vintage Coach population.",
        "photo 1: The design appears to be a generic unbranded lookalike or mass-market denim bag, not a recognizable Coach model."
    ],
    "possible_model_reasoning": [
        "photo 1: The silhouette is a generic multi-compartment denim crossbody\/shoulder bag and does not correspond clearly to a listed vintage Coach leather model.",
        "photo 1: No creed, serial, wordmark, carriage, or Coach hangtag is visible; there is no basis for assigning a Coach style number or vintage Coach era.",
        "Condition: Not reliably gradable from the single product-style photo; no obvious damage is visible, but interior, bottom, and close-up condition are unknown.",
        "No Coach identifiers visible in photo 1; denim\/canvas + silver zippers inconsistent with 1970s-1990s glove-tanned brass Coach construction",
        "Silhouette is modern fast-fashion multi-zip denim hobo\/crossbody, not a catalog Coach style; no model match",
        "Condition: appears new-like in single stock-style photo, but only one view so condition grade capped; lining, bottom, corners 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: Silver-tone adjustable strap buckle, rings, and zipper hardware are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: No leather body or leather trim is visible; the bag appears to be denim\/canvas textile.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Wide matching denim\/canvas shoulder strap with an adjustable silver-tone buckle and sewn attachment loops.",
        "stitching_description": "photo 1: Visible textile seams and gathered side construction appear machine-sewn; fine stitching quality cannot be evaluated closely."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0038,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is made from denim\/canvas textile rather than the glove-tanned leather typical of vintage Coach classics.",
                    "photo 1: Multiple exposed zippered compartments, gathered side pockets, and a wide adjustable textile strap indicate a generic modern utility crossbody design.",
                    "photo 1: Silver-tone plated hardware is visible; no Coach-specific wordmark, carriage, creed, or leather hangtag is visible.",
                    "photo 1: The listing identifies the item as unbranded, consistent with a generic textile handbag rather than an identified Coach product."
                ],
                "missing_information": [
                    "photo 1: Interior, lining, and any sewn-in brand or care labels are not shown.",
                    "A straight-on close-up of all interior labels, zipper pulls, and hardware would be needed to check for any hidden brand markings.",
                    "Bottom, back, strap attachment, and stitching close-ups are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifier is visible, and the textile utility construction is inconsistent with the likely vintage Coach population.",
                    "photo 1: The design appears to be a generic unbranded lookalike or mass-market denim bag, not a recognizable Coach model."
                ],
                "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: Silver-tone adjustable strap buckle, rings, and zipper hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: No leather body or leather trim is visible; the bag appears to be denim\/canvas textile.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Wide matching denim\/canvas shoulder strap with an adjustable silver-tone buckle and sewn attachment loops.",
                    "stitching_description": "photo 1: Visible textile seams and gathered side construction appear machine-sewn; fine stitching quality cannot be evaluated closely."
                },
                "possible_model_reasoning": [
                    "photo 1: The silhouette is a generic multi-compartment denim crossbody\/shoulder bag and does not correspond clearly to a listed vintage Coach leather model.",
                    "photo 1: No creed, serial, wordmark, carriage, or Coach hangtag is visible; there is no basis for assigning a Coach style number or vintage Coach era.",
                    "Condition: Not reliably gradable from the single product-style photo; no obvious damage is visible, but interior, bottom, and close-up condition are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 5,
                "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": 0.85,
                "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 front 3\/4 view: no back, bottom, side, interior views provided",
                    "creed patch \/ interior brand stamp not shown - request emptied interior and pocket photos",
                    "hardware close-ups and zipper-brand stamps not shown",
                    "seller-stated dimensions and materials not provided"
                ],
                "negative_evidence": [
                    "photo 1: denim\/canvas textile body, not glove-tanned leather - excludes vintage Coach classics",
                    "photo 1: multiple silver-tone exposed zippers with fabric tape, no solid brass turnlock, buckle, or dogleash hardware",
                    "photo 1: fabric adjustable crossbody strap with silver-tone slider, not leather buckle-adjust strap",
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, hangtag, or leather trim visible",
                    "photo 1: casual multi-zip hobo silhouette with gathered side pockets and frayed cord details, no match to Coach catalog styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zippers (3 visible) and strap slider rings; no brass turnlock or branded hardware visible",
                    "leather_description": "no leather visible; light-blue denim\/canvas textile body and strap",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "topstitching around pockets and body edges in matching thread; no detailed stitch inspection possible",
                    "strap_construction": "wide fabric crossbody strap, adjustable with silver-tone slider, attached with metal rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in photo 1; denim\/canvas + silver zippers inconsistent with 1970s-1990s glove-tanned brass Coach construction",
                    "Silhouette is modern fast-fashion multi-zip denim hobo\/crossbody, not a catalog Coach style; no model match",
                    "Condition: appears new-like in single stock-style photo, but only one view so condition grade capped; lining, bottom, corners unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 736,
            "total_tokens": 17562,
            "estimated_cost_usd": 0.008497
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}