Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.015,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.725,
    "seller_misidentification_probability": 0.5,
    "confidence": 0.92,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing collage shows a modern structured satchel with decorative quilted and chevron panels, tassel ornament, and bright plated metal hardware, not a recognizable vintage Coach construction.",
        "photo 2: interior diagram shows multiple fabric-lined compartments and zipper pockets; the seller explicitly states polyester lining and PU leather, both inconsistent with classic vintage Coach glove-tanned leather bags.",
        "photo 3: product collage shows a repeated generic quilted design in multiple fashion colors and promotional\/catalog imagery, indicating mass-produced modern merchandise rather than a vintage bag.",
        "photo 4: close-up product graphic identifies the material as PU leather and shows synthetic-looking pebbled texture.",
        "photo 5: hardware\/detail graphic shows plated decorative hardware and generic zipper pulls; no Coach-specific identifier is visible.",
        "photo 6: lifestyle\/product image shows the same contemporary satchel design, with no creed, Coach wordmark, horse-and-carriage, or Coach hangtag visible.",
        "photo 4: seller graphic states 'high quality pu leather' - faux leather, coach_probability <=0.05 per skill",
        "listing text: 'PU leather (faux leather), polyester lining' - synthetic materials inconsistent with vintage Coach glove-tanned + unlined",
        "photo 1,2,5: modern utility satchel silhouette with chevron stitching, perforated panels, tassel \/ dolphin charm - no Coach catalog silhouette",
        "photo 1,4: bright gold-tone plated hardware, lobster-clasp detachable strap, modern zipper pulls - not solid brass vintage hardware",
        "photo 2: multi-compartment zip-top interior with brown fabric lining, multiple zip pockets - not unlined suede-back glove-tanned",
        "photo 3: offered in 8+ colors BLACK\/RED\/BLUE\/KHAKI\/ROSE etc as brand-new mass-produced fast-fashion listing",
        "photo 2,5: catalog graphics 'SALE 30% OFF SHOP NOW', 'compare with ipad', lifestyle stock models - not photos of single secondhand bag"
    ],
    "missing_information": [
        "photo 1-6: no actual interior creed patch or fabric brand tag is shown.",
        "photo 1-6: no readable serial or style number is shown.",
        "photo 1-6: no genuine close-up of the zipper pulls, hardware backs, or strap attachments is provided.",
        "photo 1-6: listing uses promotional images rather than clear seller photographs of the exact item.",
        "No creed patch shown - no interior close-up of back wall for stamped leather patch",
        "No Coach wordmark \/ horse-and-carriage close-up - illegible script logo in photos 1,2,5 not readable as COACH",
        "No hardware stamp photos - zipper brand and back plate not legible",
        "Actual single item photos not provided - all views are catalog collages and stock lifestyle images"
    ],
    "authenticity_concerns": [
        "photo 1-6: PU\/faux leather, polyester lining, and generic plated hardware are inconsistent with the classic vintage Coach population.",
        "photo 1-6: decorative fashion branding and mass-market catalog presentation provide no Coach identifiers; this is a Coach-style\/lookalike item rather than evidence of Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The satchel is not consistent with the listed vintage Coach catalog models; its PU construction, polyester lining, multiple-compartment layout, decorative quilting, and mass-market styling point to a modern non-Coach bag.",
        "Condition: seller states brand new; actual wear and odor cannot be assessed because the images are promotional graphics rather than item-specific photographs.",
        "No Coach model matches: zip-top multi-pocket PU satchel with chevron stitching and charm does not correspond to any Classic glove-tanned style 9790\/9927\/9870\/5130 etc",
        "Era reasoning: PU leather + polyester lining + plated hardware + new-in-catalog multi-color offering = modern fast-fashion, non-Coach",
        "Condition: New as stated Brand new; catalog images show no wear"
    ],
    "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 1-6: bright plated-looking metal rings, clips, zipper pulls, and decorative ornaments; no Coach engraving is legible.",
        "leather_description": "photo 1-6: seller states PU leather; product graphic labels the material PU leather, and the visible surface appears synthetic pebbled material.",
        "lining_description": "photo 2: dark fabric lining with multiple compartments and zipper pockets; seller states polyester lining.",
        "strap_construction": "photo 1-6: two short top handles plus a detachable adjustable shoulder strap with metal clips; exact attachment construction is shown only in promotional graphics.",
        "stitching_description": "photo 1-6: decorative contrast stitching and quilted\/chevron panel construction are visible; fine seam quality cannot be reliably assessed from the promotional images."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0374,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.98,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: listing collage shows a modern structured satchel with decorative quilted and chevron panels, tassel ornament, and bright plated metal hardware, not a recognizable vintage Coach construction.",
                    "photo 2: interior diagram shows multiple fabric-lined compartments and zipper pockets; the seller explicitly states polyester lining and PU leather, both inconsistent with classic vintage Coach glove-tanned leather bags.",
                    "photo 3: product collage shows a repeated generic quilted design in multiple fashion colors and promotional\/catalog imagery, indicating mass-produced modern merchandise rather than a vintage bag.",
                    "photo 4: close-up product graphic identifies the material as PU leather and shows synthetic-looking pebbled texture.",
                    "photo 5: hardware\/detail graphic shows plated decorative hardware and generic zipper pulls; no Coach-specific identifier is visible.",
                    "photo 6: lifestyle\/product image shows the same contemporary satchel design, with no creed, Coach wordmark, horse-and-carriage, or Coach hangtag visible."
                ],
                "missing_information": [
                    "photo 1-6: no actual interior creed patch or fabric brand tag is shown.",
                    "photo 1-6: no readable serial or style number is shown.",
                    "photo 1-6: no genuine close-up of the zipper pulls, hardware backs, or strap attachments is provided.",
                    "photo 1-6: listing uses promotional images rather than clear seller photographs of the exact item."
                ],
                "authenticity_concerns": [
                    "photo 1-6: PU\/faux leather, polyester lining, and generic plated hardware are inconsistent with the classic vintage Coach population.",
                    "photo 1-6: decorative fashion branding and mass-market catalog presentation provide no Coach identifiers; this is a Coach-style\/lookalike item rather than evidence of Coach manufacture."
                ],
                "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 1-6: bright plated-looking metal rings, clips, zipper pulls, and decorative ornaments; no Coach engraving is legible.",
                    "leather_description": "photo 1-6: seller states PU leather; product graphic labels the material PU leather, and the visible surface appears synthetic pebbled material.",
                    "lining_description": "photo 2: dark fabric lining with multiple compartments and zipper pockets; seller states polyester lining.",
                    "strap_construction": "photo 1-6: two short top handles plus a detachable adjustable shoulder strap with metal clips; exact attachment construction is shown only in promotional graphics.",
                    "stitching_description": "photo 1-6: decorative contrast stitching and quilted\/chevron panel construction are visible; fine seam quality cannot be reliably assessed from the promotional images."
                },
                "possible_model_reasoning": [
                    "The satchel is not consistent with the listed vintage Coach catalog models; its PU construction, polyester lining, multiple-compartment layout, decorative quilting, and mass-market styling point to a modern non-Coach bag.",
                    "Condition: seller states brand new; actual wear and odor cannot be assessed because the images are promotional graphics rather than item-specific photographs."
                ],
                "confidence": 0.94,
                "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": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 8,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown - no interior close-up of back wall for stamped leather patch",
                    "No Coach wordmark \/ horse-and-carriage close-up - illegible script logo in photos 1,2,5 not readable as COACH",
                    "No hardware stamp photos - zipper brand and back plate not legible",
                    "Actual single item photos not provided - all views are catalog collages and stock lifestyle images"
                ],
                "negative_evidence": [
                    "photo 4: seller graphic states 'high quality pu leather' - faux leather, coach_probability <=0.05 per skill",
                    "listing text: 'PU leather (faux leather), polyester lining' - synthetic materials inconsistent with vintage Coach glove-tanned + unlined",
                    "photo 1,2,5: modern utility satchel silhouette with chevron stitching, perforated panels, tassel \/ dolphin charm - no Coach catalog silhouette",
                    "photo 1,4: bright gold-tone plated hardware, lobster-clasp detachable strap, modern zipper pulls - not solid brass vintage hardware",
                    "photo 2: multi-compartment zip-top interior with brown fabric lining, multiple zip pockets - not unlined suede-back glove-tanned",
                    "photo 3: offered in 8+ colors BLACK\/RED\/BLUE\/KHAKI\/ROSE etc as brand-new mass-produced fast-fashion listing",
                    "photo 2,5: catalog graphics 'SALE 30% OFF SHOP NOW', 'compare with ipad', lifestyle stock models - not photos of single secondhand bag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated hardware, triangular plate handle anchors, lobster-clasp detachable shoulder strap, modern zipper pulls; bright plated tone, not solid brass vintage",
                    "leather_description": "pebbled-grain PU faux leather as stated in text and photo 4 graphic, perforated \/ quilted panels with white contrast chevron stitching",
                    "lining_description": "brown polyester fabric lining visible in photo 2 interior view with multiple pockets",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white contrast chevron and vertical stitching on front panel, machine stitching; perforated decorative pattern on sides",
                    "strap_construction": "dual rolled top handles with metal anchors plus detachable adjustable crossbody strap on lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model matches: zip-top multi-pocket PU satchel with chevron stitching and charm does not correspond to any Classic glove-tanned style 9790\/9927\/9870\/5130 etc",
                    "Era reasoning: PU leather + polyester lining + plated hardware + new-in-catalog multi-color offering = modern fast-fashion, non-Coach",
                    "Condition: New as stated Brand new; catalog images show no wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17837,
            "output_tokens": 744,
            "total_tokens": 18581,
            "estimated_cost_usd": 0.00892
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18353,
            "output_tokens": 1161,
            "total_tokens": 19514,
            "estimated_cost_usd": 0.004599
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    ]
}