Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.85,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a handbag with top handles and a zip-top satchel silhouette.",
        "photo 2: the exterior appears to be leather or leather-like pebbled material."
    ],
    "negative_evidence": [
        "photo 1: seller labels the item unbranded and provides no Coach-related information.",
        "photo 2: no COACH wordmark, horse-and-carriage, creed patch, hangtag, or Coach-style identifying detail is visible.",
        "photo 2: silver-tone zipper hardware and a highly modern pebbled satchel construction do not suggest a classic vintage Coach model.",
        "photo 5: the advertised interior is cotton-lined, whereas many classic vintage Coach glove-tanned styles are unlined suede-backed leather.",
        "photo 1: product-presentation graphics and generic feature callouts are consistent with a modern unbranded commercial bag.",
        "photo 1: marketing composite with FAST DELIVERY \/ FREE RETURNS \/ BEST SELLER banners indicates new mass-market e-commerce listing, not vintage secondhand",
        "photo 2: dome zip-top satchel with silver-tone zipper and rolled top handles, no turnlock, no brass hardware",
        "photo 5: fabric cotton lining with inner slip and zipper pockets, no leather creed patch visible",
        "all photos: no COACH wordmark, no horse-and-carriage, no leather hangtag, no creed visible",
        "photo 1,4,5: modern pebbled leather with silver hardware and cotton lining inconsistent with 1970s-1990s unlined glove-tanned + solid brass Coach construction"
    ],
    "missing_information": [
        "photo 2: no close-up of any interior brand label, leather patch, or fabric tag.",
        "photo 2: no close-up of zipper pull, hardware markings, or detachable strap attachments.",
        "photo 6: bottom, corners, and construction details are not shown closely enough to assess materials or workmanship.",
        "Seller-stated material composition, country of manufacture, dimensions, and whether the item is genuine leather should be verified.",
        "No creed patch shown - no interior leather patch visible in any photo",
        "No hardware brand stamps shown",
        "No hangtag or wordmark detail shown - none expected on this mass-market bag"
    ],
    "authenticity_concerns": [
        "photo 2: absence of any Coach identifier makes Coach manufacture unsupported.",
        "photo 1: the modern generic design and unbranded commercial presentation are more consistent with a non-Coach lookalike or generic bag than a vintage Coach item."
    ],
    "possible_model_reasoning": [
        "The rounded top-handle satchel does not closely match the listed classic vintage Coach silhouettes, and no Coach style number or identifier is visible.",
        "The product appears modern based on its pebbled finish, silver zipper, cotton-lined construction, and stock-style marketing graphics.",
        "Condition: New or near-new in the supplied product photos; actual seller-owned condition cannot be verified because the images appear commercial\/stock photography.",
        "Dome zip-top double-handle satchel does not match any vintage Coach classic turnlock flap, bucket, or duffle catalog silhouette",
        "Silver hardware + fabric lining + zip top points to modern non-Coach fast-fashion construction, not 1970s-1990s Coach",
        "No Coach identifier (creed, wordmark, hangtag, brass turnlock) visible in 6 marketing-style photos",
        "Condition: New - stock\/marketing images of unused bag, not gradable as vintage"
    ],
    "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 2: silver-tone zipper is visible; no branded hardware is visible. photo 1: detachable strap hardware is shown in a product graphic but cannot be assessed in detail.",
        "leather_description": "photo 2: black pebbled material with a soft, rounded satchel shape; exact material cannot be confirmed from photos.",
        "lining_description": "photo 5: seller graphic depicts blank cotton lining for the large version and striped cotton lining for the small version; the actual interior is not independently photographed.",
        "strap_construction": "photo 2: two fixed rounded top handles are visible. photo 1 and photo 3: a detachable long shoulder strap is depicted.",
        "stitching_description": "photo 2: visible stitching appears generally even around the handles and zipper, but close stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "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": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a handbag with top handles and a zip-top satchel silhouette.",
                    "photo 2: the exterior appears to be leather or leather-like pebbled material."
                ],
                "negative_evidence": [
                    "photo 1: seller labels the item unbranded and provides no Coach-related information.",
                    "photo 2: no COACH wordmark, horse-and-carriage, creed patch, hangtag, or Coach-style identifying detail is visible.",
                    "photo 2: silver-tone zipper hardware and a highly modern pebbled satchel construction do not suggest a classic vintage Coach model.",
                    "photo 5: the advertised interior is cotton-lined, whereas many classic vintage Coach glove-tanned styles are unlined suede-backed leather.",
                    "photo 1: product-presentation graphics and generic feature callouts are consistent with a modern unbranded commercial bag."
                ],
                "missing_information": [
                    "photo 2: no close-up of any interior brand label, leather patch, or fabric tag.",
                    "photo 2: no close-up of zipper pull, hardware markings, or detachable strap attachments.",
                    "photo 6: bottom, corners, and construction details are not shown closely enough to assess materials or workmanship.",
                    "Seller-stated material composition, country of manufacture, dimensions, and whether the item is genuine leather should be verified."
                ],
                "authenticity_concerns": [
                    "photo 2: absence of any Coach identifier makes Coach manufacture unsupported.",
                    "photo 1: the modern generic design and unbranded commercial presentation are more consistent with a non-Coach lookalike or generic bag than a vintage Coach item."
                ],
                "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 2: silver-tone zipper is visible; no branded hardware is visible. photo 1: detachable strap hardware is shown in a product graphic but cannot be assessed in detail.",
                    "leather_description": "photo 2: black pebbled material with a soft, rounded satchel shape; exact material cannot be confirmed from photos.",
                    "lining_description": "photo 5: seller graphic depicts blank cotton lining for the large version and striped cotton lining for the small version; the actual interior is not independently photographed.",
                    "strap_construction": "photo 2: two fixed rounded top handles are visible. photo 1 and photo 3: a detachable long shoulder strap is depicted.",
                    "stitching_description": "photo 2: visible stitching appears generally even around the handles and zipper, but close stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "The rounded top-handle satchel does not closely match the listed classic vintage Coach silhouettes, and no Coach style number or identifier is visible.",
                    "The product appears modern based on its pebbled finish, silver zipper, cotton-lined construction, and stock-style marketing graphics.",
                    "Condition: New or near-new in the supplied product photos; actual seller-owned condition cannot be verified because the images appear commercial\/stock photography."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown - no interior leather patch visible in any photo",
                    "No hardware brand stamps shown",
                    "No hangtag or wordmark detail shown - none expected on this mass-market bag"
                ],
                "negative_evidence": [
                    "photo 1: marketing composite with FAST DELIVERY \/ FREE RETURNS \/ BEST SELLER banners indicates new mass-market e-commerce listing, not vintage secondhand",
                    "photo 2: dome zip-top satchel with silver-tone zipper and rolled top handles, no turnlock, no brass hardware",
                    "photo 5: fabric cotton lining with inner slip and zipper pockets, no leather creed patch visible",
                    "all photos: no COACH wordmark, no horse-and-carriage, no leather hangtag, no creed visible",
                    "photo 1,4,5: modern pebbled leather with silver hardware and cotton lining inconsistent with 1970s-1990s unlined glove-tanned + solid brass Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper and handle rings, modern plated finish, not solid brass vintage hardware",
                    "leather_description": "black pebbled grain leather, soft slouchy finish, modern milled pebble",
                    "lining_description": "fabric cotton lining - blank beige and striped versions shown in diagrams (photo 1, photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in close-up; dark matched stitching at handle anchors, no detail to assess",
                    "strap_construction": "two rolled top handles plus detachable long crossbody strap shown in inset",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Dome zip-top double-handle satchel does not match any vintage Coach classic turnlock flap, bucket, or duffle catalog silhouette",
                    "Silver hardware + fabric lining + zip top points to modern non-Coach fast-fashion construction, not 1970s-1990s Coach",
                    "No Coach identifier (creed, wordmark, hangtag, brass turnlock) visible in 6 marketing-style photos",
                    "Condition: New - stock\/marketing images of unused bag, not gradable as vintage"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 876,
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        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}