Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.9,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has prominent Palestinian tatreez-style textile embroidery, unlike a recognizable vintage Coach design.",
        "photo 1: the exterior appears to use textured faux leather; the listing explicitly describes it as faux leather.",
        "photo 1: visible strap attachment uses small gold-tone rings and clips rather than the substantial brass construction typical of many vintage Coach classics.",
        "photos 1-2: no COACH wordmark, horse-and-carriage emblem, leather hangtag, or recognizable Coach hardware is visible.",
        "photo 2: the rear shows a generic flap-bag construction with no visible Coach identifier.",
        "photo 1: flap front is red-black embroidered Tatreez textile inset, not glove-tanned leather - never a vintage Coach material",
        "photo 1, photo 2: pebbled faux leather body and trim per seller title, excludes Coach glove-tanned leather",
        "photo 1, photo 2: thin bright gold-tone rings, lobster clasps and slider, not solid brass vintage hardware",
        "photo 1, photo 2: multiple new colorways on table indicates new mass-produced goods, not vintage Coach",
        "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
    ],
    "missing_information": [
        "Interior view, including any labels, creed patch, or fabric tag.",
        "Close-up of all hardware, closures, and strap attachment points.",
        "Bottom, side, and corner views for construction and condition.",
        "Seller-stated dimensions and materials confirmation.",
        "photo of interior lining and any interior brand patch or creed not shown",
        "photo of closure under flap and hardware engravings not shown",
        "photo of bottom, back and side views not shown"
    ],
    "authenticity_concerns": [
        "The visible design and seller-described faux-leather construction are inconsistent with a vintage Coach glove-tanned leather handbag.",
        "No Coach identifier is visible in the provided photos; this appears to be an unbranded modern embroidered accessory rather than a misidentified vintage Coach bag."
    ],
    "possible_model_reasoning": [
        "The rectangular embroidered flap crossbody silhouette does not closely match the listed vintage Coach classic models, and no Coach identifier is visible.",
        "Condition: not fully gradable; exterior appears clean in the provided product photos, but interior, bottom, corners, and strap wear are not shown.",
        "No Coach catalog silhouette match: embroidered textile-flap clutch-crossbody with faux leather has no equivalent in Classic, Sheridan, Sonoma, Ergo, Soho or modern leather lines",
        "Construction inconsistent with Coach: faux leather + embroidered textile + thin plated hardware vs glove-tanned leather + solid brass",
        "No hard identifiers visible: no creed, no serial, no wordmark, no hangtag in either photo",
        "Condition: appears New\/unused display goods; no vintage wear to grade"
    ],
    "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: small gold-tone rings, clips, and an adjustable buckle are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: black textured material with a synthetic or faux-leather appearance; the seller identifies it as faux leather.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-2: narrow adjustable shoulder strap attached with small rings and clips.",
        "stitching_description": "photos 1-2: visible perimeter stitching appears generally even; detailed stress-point stitching is not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has prominent Palestinian tatreez-style textile embroidery, unlike a recognizable vintage Coach design.",
                    "photo 1: the exterior appears to use textured faux leather; the listing explicitly describes it as faux leather.",
                    "photo 1: visible strap attachment uses small gold-tone rings and clips rather than the substantial brass construction typical of many vintage Coach classics.",
                    "photos 1-2: no COACH wordmark, horse-and-carriage emblem, leather hangtag, or recognizable Coach hardware is visible.",
                    "photo 2: the rear shows a generic flap-bag construction with no visible Coach identifier."
                ],
                "missing_information": [
                    "Interior view, including any labels, creed patch, or fabric tag.",
                    "Close-up of all hardware, closures, and strap attachment points.",
                    "Bottom, side, and corner views for construction and condition.",
                    "Seller-stated dimensions and materials confirmation."
                ],
                "authenticity_concerns": [
                    "The visible design and seller-described faux-leather construction are inconsistent with a vintage Coach glove-tanned leather handbag.",
                    "No Coach identifier is visible in the provided photos; this appears to be an unbranded modern embroidered accessory rather than a misidentified vintage Coach bag."
                ],
                "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: small gold-tone rings, clips, and an adjustable buckle are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: black textured material with a synthetic or faux-leather appearance; the seller identifies it as faux leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-2: narrow adjustable shoulder strap attached with small rings and clips.",
                    "stitching_description": "photos 1-2: visible perimeter stitching appears generally even; detailed stress-point stitching is not shown."
                },
                "possible_model_reasoning": [
                    "The rectangular embroidered flap crossbody silhouette does not closely match the listed vintage Coach classic models, and no Coach identifier is visible.",
                    "Condition: not fully gradable; exterior appears clean in the provided product photos, but interior, bottom, corners, and strap wear are not shown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior brand patch or creed not shown",
                    "photo of closure under flap and hardware engravings not shown",
                    "photo of bottom, back and side views not shown"
                ],
                "negative_evidence": [
                    "photo 1: flap front is red-black embroidered Tatreez textile inset, not glove-tanned leather - never a vintage Coach material",
                    "photo 1, photo 2: pebbled faux leather body and trim per seller title, excludes Coach glove-tanned leather",
                    "photo 1, photo 2: thin bright gold-tone rings, lobster clasps and slider, not solid brass vintage hardware",
                    "photo 1, photo 2: multiple new colorways on table indicates new mass-produced goods, not vintage Coach",
                    "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin bright gold-tone rings, lobster clasps and strap slider; no turnlock visible",
                    "leather_description": "black pebbled faux leather trim and body per title; flap center with red embroidered textile panel",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching on flap visible in photo 2; detail not close enough to assess further",
                    "strap_construction": "thin faux-leather crossbody strap with slider adjustment and lobster-clasp ends",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette match: embroidered textile-flap clutch-crossbody with faux leather has no equivalent in Classic, Sheridan, Sonoma, Ergo, Soho or modern leather lines",
                    "Construction inconsistent with Coach: faux leather + embroidered textile + thin plated hardware vs glove-tanned leather + solid brass",
                    "No hard identifiers visible: no creed, no serial, no wordmark, no hangtag in either photo",
                    "Condition: appears New\/unused display goods; no vintage wear to grade"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 706,
            "total_tokens": 20362,
            "estimated_cost_usd": 0.009557
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}