Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.03,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.465,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.685,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 45,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The lot consists of six handbags, but none visibly shows a legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: Several bags use brightly patterned textile or quilted materials rather than the solid glove-tanned leather typical of many vintage Coach classics.",
        "photo 1: The visible closures and decorative hardware do not clearly match recognizable vintage Coach turnlock construction.",
        "photo 1: The seller identifies the lot as unbranded, and the single available image provides no brand-specific evidence to override that description.",
        "photo 1: no unlined glove-tanned leather, solid brass hardware, turnlock, or creed patch visible on any bag",
        "photo 1: top-left bag is multicolor woven\/embroidered textile - not Coach leather construction",
        "photo 1: center olive bag with oval logo plaque, zip-top nylon\/canvas construction inconsistent with vintage Coach classics",
        "photo 1: bottom-center blue bag with printed canvas flap and tan buckle tabs, bottom-right gray suede-like flap, pink corduroy tote, black synthetic satchel - all modern fast-fashion materials"
    ],
    "missing_information": [
        "Straight-on photos of each bag's interior, including any leather creed patch or fabric brand tag.",
        "Close-ups of all hardware, zipper pulls, labels, and decorative emblems.",
        "Individual front, back, bottom, side, and strap photos for each bag.",
        "Material details and dimensions for each bag; the single group photo makes construction and condition difficult to assess.",
        "Information about odors, stains, lining damage, and working zippers or straps.",
        "photo 1: only distant group shot of lot on couch, no individual front\/back\/bottom\/interior views",
        "photo 1: creed patch \/ interior not shown for any of the 6-7 bags",
        "photo 1: hardware close-ups, zipper-pull stamps, hangtags not legible",
        "photo 1: leather \/ material texture and stitching not resolvable; request individual photos per bag"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible; these appear to be generic or fashion-textile handbags rather than identifiable Coach products.",
        "photo 1: The collection includes textile, quilted, and synthetic-looking designs that are inconsistent with a typical vintage Coach glove-tanned leather lot."
    ],
    "possible_model_reasoning": [
        "No Coach model can be matched reliably from the group photo; the silhouettes and decorative closures are generic.",
        "The tan bag has a small oval-looking emblem in photo 1, but it is too small and unclear to identify as Coach.",
        "Condition cannot be graded reliably from one crowded image; visible bags appear pre-owned, with possible creasing and surface wear, while interiors and corners are not shown.",
        "Lot format with 6+ modern fabric\/synthetic crossbody\/handbags in one distant photo; no Coach silhouette, creed, wordmark, hangtag, or solid-brass hardware visible to support any Coach model",
        "Condition: unable to grade individually from group shot; overall appears used modern lot"
    ],
    "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: Various small metal rings, buckles, zipper pulls, and decorative clasp-like fittings are visible; no clearly identifiable vintage Coach turnlock is visible.",
        "leather_description": "photo 1: Materials appear primarily textile, quilted fabric, and smooth or synthetic-looking material; genuine leather is not established from this image.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Multiple detachable or long shoulder straps are visible, including narrow fabric and dark strap styles; attachment details are not clear.",
        "stitching_description": "photo 1: Stitching is visible on some textile and quilted bags but cannot be assessed closely for consistency or construction quality."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.58,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The lot consists of six handbags, but none visibly shows a legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 1: Several bags use brightly patterned textile or quilted materials rather than the solid glove-tanned leather typical of many vintage Coach classics.",
                    "photo 1: The visible closures and decorative hardware do not clearly match recognizable vintage Coach turnlock construction.",
                    "photo 1: The seller identifies the lot as unbranded, and the single available image provides no brand-specific evidence to override that description."
                ],
                "missing_information": [
                    "Straight-on photos of each bag's interior, including any leather creed patch or fabric brand tag.",
                    "Close-ups of all hardware, zipper pulls, labels, and decorative emblems.",
                    "Individual front, back, bottom, side, and strap photos for each bag.",
                    "Material details and dimensions for each bag; the single group photo makes construction and condition difficult to assess.",
                    "Information about odors, stains, lining damage, and working zippers or straps."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible; these appear to be generic or fashion-textile handbags rather than identifiable Coach products.",
                    "photo 1: The collection includes textile, quilted, and synthetic-looking designs that are inconsistent with a typical vintage Coach glove-tanned leather lot."
                ],
                "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: Various small metal rings, buckles, zipper pulls, and decorative clasp-like fittings are visible; no clearly identifiable vintage Coach turnlock is visible.",
                    "leather_description": "photo 1: Materials appear primarily textile, quilted fabric, and smooth or synthetic-looking material; genuine leather is not established from this image.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Multiple detachable or long shoulder straps are visible, including narrow fabric and dark strap styles; attachment details are not clear.",
                    "stitching_description": "photo 1: Stitching is visible on some textile and quilted bags but cannot be assessed closely for consistency or construction quality."
                },
                "possible_model_reasoning": [
                    "No Coach model can be matched reliably from the group photo; the silhouettes and decorative closures are generic.",
                    "The tan bag has a small oval-looking emblem in photo 1, but it is too small and unclear to identify as Coach.",
                    "Condition cannot be graded reliably from one crowded image; visible bags appear pre-owned, with possible creasing and surface wear, while interiors and corners are not shown."
                ],
                "confidence": 0.72,
                "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": 0.03,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1: only distant group shot of lot on couch, no individual front\/back\/bottom\/interior views",
                    "photo 1: creed patch \/ interior not shown for any of the 6-7 bags",
                    "photo 1: hardware close-ups, zipper-pull stamps, hangtags not legible",
                    "photo 1: leather \/ material texture and stitching not resolvable; request individual photos per bag"
                ],
                "negative_evidence": [
                    "photo 1: no unlined glove-tanned leather, solid brass hardware, turnlock, or creed patch visible on any bag",
                    "photo 1: top-left bag is multicolor woven\/embroidered textile - not Coach leather construction",
                    "photo 1: center olive bag with oval logo plaque, zip-top nylon\/canvas construction inconsistent with vintage Coach classics",
                    "photo 1: bottom-center blue bag with printed canvas flap and tan buckle tabs, bottom-right gray suede-like flap, pink corduroy tote, black synthetic satchel - all modern fast-fashion materials"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no brass turnlock, buckle, or zipper brand legible in distant group shot",
                    "leather_description": "no glove-tanned leather visible; appears to be textile, canvas\/nylon, and synthetic materials",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "not_visible - detachable straps mentioned in title but no clip\/attachment detail visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot format with 6+ modern fabric\/synthetic crossbody\/handbags in one distant photo; no Coach silhouette, creed, wordmark, hangtag, or solid-brass hardware visible to support any Coach model",
                    "Condition: unable to grade individually from group shot; overall appears used modern lot"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "output_tokens": 796,
            "total_tokens": 16373,
            "estimated_cost_usd": 0.008141
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}