Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.915,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with structured rectangular body, two handles, and a top closure.",
        "photo 1-5: object is a handbag tote with handles, scale ~8in wide"
    ],
    "negative_evidence": [
        "photo 1: Body is transparent PVC\/plastic, not Coach glove-tanned leather or recognized Coach coated canvas.",
        "photo 1: Handles and trim are clear lucite\/plastic rather than vintage Coach leather construction.",
        "photos 1-6: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
        "photos 1-6: Visible hardware is silver-tone snap\/rivet hardware, with no Coach markings.",
        "photo 1-5: body is clear transparent PVC\/vinyl, not glove-tanned leather",
        "photo 1-5: rigid clear Lucite\/plastic top handles, not leather straps with brass hardware",
        "photo 3-5: silver-tone snap\/rivet hardware, not solid brass turnlock\/buckles\/dogleash",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
        "photo 4: seller tape shows ~8in wide clear tote, not a catalog Coach silhouette"
    ],
    "missing_information": [
        "Interior and any sewn-in labels are not shown clearly.",
        "A close-up of all hardware and any interior branding would be needed to identify the maker.",
        "Seller-stated dimensions are only partially shown and do not establish brand or age.",
        "No creed patch visible - not expected on this material but standard request",
        "No brand mark or fabric tag close-up shown",
        "No bottom and interior detail beyond what transparency shows"
    ],
    "authenticity_concerns": [
        "photos 1-6: PVC construction is inconsistent with the vintage Coach handbag population and strongly indicates a non-Coach bag.",
        "photos 1-6: No Coach identifiers are visible; this appears to be a generic transparent PVC handbag rather than a Coach lookalike with a concealed identifier."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the material, handle construction, and closure design do not correspond to the listed vintage Coach leather models.",
        "The seller's PVC and vegan descriptions are consistent with the photos but provide no Coach evidence.",
        "Condition appears Very Good to Excellent from the visible exterior: clear panels remain intact with no obvious cracks or major damage, although interior, odor, and full hardware function are not verifiable from photos.",
        "Not a Coach silhouette or material: Coach vintage is glove-tanned leather with solid brass; this is clear PVC with Lucite handles, explicitly excluded per triage. No model match attempted. Condition appears clear with no visible cracks but photos show light surface wear; generic clear concert bag."
    ],
    "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": "Clear plastic\/lucite handles with silver-tone snaps, rivets, and circular closure hardware visible in photos 1-6; no Coach engraving visible.",
        "leather_description": "Transparent PVC\/plastic body; no leather visible.",
        "lining_description": "No fabric lining visible; transparent interior.",
        "strap_construction": "Two fixed clear plastic\/lucite top handles attached with clear tabs and silver-tone hardware.",
        "stitching_description": "Perimeter construction is visible, but stitching details are not clearly resolvable in the photos."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with structured rectangular body, two handles, and a top closure."
                ],
                "negative_evidence": [
                    "photo 1: Body is transparent PVC\/plastic, not Coach glove-tanned leather or recognized Coach coated canvas.",
                    "photo 1: Handles and trim are clear lucite\/plastic rather than vintage Coach leather construction.",
                    "photos 1-6: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
                    "photos 1-6: Visible hardware is silver-tone snap\/rivet hardware, with no Coach markings."
                ],
                "missing_information": [
                    "Interior and any sewn-in labels are not shown clearly.",
                    "A close-up of all hardware and any interior branding would be needed to identify the maker.",
                    "Seller-stated dimensions are only partially shown and do not establish brand or age."
                ],
                "authenticity_concerns": [
                    "photos 1-6: PVC construction is inconsistent with the vintage Coach handbag population and strongly indicates a non-Coach bag.",
                    "photos 1-6: No Coach identifiers are visible; this appears to be a generic transparent PVC handbag rather than a Coach lookalike with a concealed identifier."
                ],
                "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": "Clear plastic\/lucite handles with silver-tone snaps, rivets, and circular closure hardware visible in photos 1-6; no Coach engraving visible.",
                    "leather_description": "Transparent PVC\/plastic body; no leather visible.",
                    "lining_description": "No fabric lining visible; transparent interior.",
                    "strap_construction": "Two fixed clear plastic\/lucite top handles attached with clear tabs and silver-tone hardware.",
                    "stitching_description": "Perimeter construction is visible, but stitching details are not clearly resolvable in the photos."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the material, handle construction, and closure design do not correspond to the listed vintage Coach leather models.",
                    "The seller's PVC and vegan descriptions are consistent with the photos but provide no Coach evidence.",
                    "Condition appears Very Good to Excellent from the visible exterior: clear panels remain intact with no obvious cracks or major damage, although interior, odor, and full hardware function are not verifiable from photos."
                ],
                "confidence": 0.93,
                "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No creed patch visible - not expected on this material but standard request",
                    "No brand mark or fabric tag close-up shown",
                    "No bottom and interior detail beyond what transparency shows"
                ],
                "negative_evidence": [
                    "photo 1-5: body is clear transparent PVC\/vinyl, not glove-tanned leather",
                    "photo 1-5: rigid clear Lucite\/plastic top handles, not leather straps with brass hardware",
                    "photo 3-5: silver-tone snap\/rivet hardware, not solid brass turnlock\/buckles\/dogleash",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
                    "photo 4: seller tape shows ~8in wide clear tote, not a catalog Coach silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snaps\/rivets attaching clear handles to clear body; no brass turnlock, no zipper pull stamp visible",
                    "leather_description": "no leather visible; clear transparent PVC\/vinyl body as stated by seller",
                    "lining_description": "unlined - transparent body with no fabric or suede lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no leather stitching visible; edges appear heat-sealed\/welded with riveted tabs",
                    "strap_construction": "two rigid clear Lucite\/plastic top handles riveted with snaps, not adjustable leather strap",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-5: object is a handbag tote with handles, scale ~8in wide"
                ],
                "possible_model_reasoning": [
                    "Not a Coach silhouette or material: Coach vintage is glove-tanned leather with solid brass; this is clear PVC with Lucite handles, explicitly excluded per triage. No model match attempted. Condition appears clear with no visible cracks but photos show light surface wear; generic clear concert bag."
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "output_tokens": 781,
            "total_tokens": 18508,
            "estimated_cost_usd": 0.008965
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18065,
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}