Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.865,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a tote-style handbag with zip-top closure, long handles, detachable shoulder strap, and gold-tone hardware"
    ],
    "negative_evidence": [
        "photo 1: all-over horse-and-medallion pattern is not Coach's paired-C Signature pattern and does not show a recognizable Coach wordmark or carriage logo",
        "photo 1: body appears to be coated synthetic canvas or faux leather rather than vintage glove-tanned leather",
        "photo 1: bright, lightweight-looking plated hardware and narrow fashion-style strap construction are inconsistent with classic vintage Coach construction",
        "photo 1: new plastic-wrapped accessories and generic packaging suggest a modern mass-market bag rather than a vintage Coach item",
        "photo 1: all-over print is horses and circular FASHION text, not paired Coach Cs, misaligned generic monogram",
        "photo 1: coated PVC \/ faux-leather body with smooth tan trim, not glove-tanned leather",
        "photo 1: bright gold-tone plated hardware with bar caps, not solid vintage brass",
        "photo 1: new-in-plastic condition with wrapped pouch and coiled detachable strap and BR sticker, typical new fast-fashion set, not vintage Coach",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, turnlock, or leather hangtag visible"
    ],
    "missing_information": [
        "photo 1: interior, lining, interior labels, creed patch, and any fabric tag are not shown",
        "photo 1: zipper pull markings and close-up hardware stamps are not shown",
        "photo 1: bottom, side seams, and detailed material edges are not shown",
        "photo 1 only front view: no interior, creed patch, bottom, back, side views shown",
        "no close-up of hardware stamps, zipper brand, or Made-in tag",
        "no view of lining material",
        "no view of hangtag or brand label if any"
    ],
    "authenticity_concerns": [
        "photo 1: logo-evoking horse-and-medallion print without a Coach identifier is consistent with a non-Coach lookalike or generic fashion bag",
        "photo 1: the modern synthetic patterned construction is inconsistent with the classic vintage Coach population"
    ],
    "possible_model_reasoning": [
        "The tote silhouette and detachable strap do not closely identify a specific Coach model, and no Coach creed, style number, wordmark, or recognizable Coach construction is visible.",
        "The all-over pattern and packaging indicate a modern non-Coach fashion tote rather than a pre-2000 Coach bag.",
        "Condition appears New\/NWOT from photo 1 because accessories are plastic-wrapped and there is no visible wear; interior condition and odor remain unknown.",
        "photo 1 tote shape with zip top and detachable strap does not match any catalog classic glove-tanned Coach style",
        "print, materials and new plated hardware inconsistent with all vintage Coach eras; no Coach identifier visible",
        "Condition: New \/ NWOT-appearing; plastic wrap on pouch and hardware, coiled strap, clean edges, but graded from one photo only"
    ],
    "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: gold-tone plated rectangular handle fittings, zipper hardware, and lobster-style strap clips are visible; no Coach engraving is legible",
        "leather_description": "photo 1: brown\/tan smooth trim and dark patterned body appear synthetic or coated; natural leather is not established",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: two fixed narrow shoulder handles plus a detachable long adjustable strap with gold-tone clips; strap is shown coiled and partly packaged",
        "stitching_description": "photo 1: visible edge stitching appears machine-stitched and generally even; detailed stress-point construction is not assessable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a tote-style handbag with zip-top closure, long handles, detachable shoulder strap, and gold-tone hardware"
                ],
                "negative_evidence": [
                    "photo 1: all-over horse-and-medallion pattern is not Coach's paired-C Signature pattern and does not show a recognizable Coach wordmark or carriage logo",
                    "photo 1: body appears to be coated synthetic canvas or faux leather rather than vintage glove-tanned leather",
                    "photo 1: bright, lightweight-looking plated hardware and narrow fashion-style strap construction are inconsistent with classic vintage Coach construction",
                    "photo 1: new plastic-wrapped accessories and generic packaging suggest a modern mass-market bag rather than a vintage Coach item"
                ],
                "missing_information": [
                    "photo 1: interior, lining, interior labels, creed patch, and any fabric tag are not shown",
                    "photo 1: zipper pull markings and close-up hardware stamps are not shown",
                    "photo 1: bottom, side seams, and detailed material edges are not shown"
                ],
                "authenticity_concerns": [
                    "photo 1: logo-evoking horse-and-medallion print without a Coach identifier is consistent with a non-Coach lookalike or generic fashion bag",
                    "photo 1: the modern synthetic patterned construction is inconsistent with the classic vintage Coach population"
                ],
                "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: gold-tone plated rectangular handle fittings, zipper hardware, and lobster-style strap clips are visible; no Coach engraving is legible",
                    "leather_description": "photo 1: brown\/tan smooth trim and dark patterned body appear synthetic or coated; natural leather is not established",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: two fixed narrow shoulder handles plus a detachable long adjustable strap with gold-tone clips; strap is shown coiled and partly packaged",
                    "stitching_description": "photo 1: visible edge stitching appears machine-stitched and generally even; detailed stress-point construction is not assessable"
                },
                "possible_model_reasoning": [
                    "The tote silhouette and detachable strap do not closely identify a specific Coach model, and no Coach creed, style number, wordmark, or recognizable Coach construction is visible.",
                    "The all-over pattern and packaging indicate a modern non-Coach fashion tote rather than a pre-2000 Coach bag.",
                    "Condition appears New\/NWOT from photo 1 because accessories are plastic-wrapped and there is no visible wear; interior condition and odor remain unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only front view: no interior, creed patch, bottom, back, side views shown",
                    "no close-up of hardware stamps, zipper brand, or Made-in tag",
                    "no view of lining material",
                    "no view of hangtag or brand label if any"
                ],
                "negative_evidence": [
                    "photo 1: all-over print is horses and circular FASHION text, not paired Coach Cs, misaligned generic monogram",
                    "photo 1: coated PVC \/ faux-leather body with smooth tan trim, not glove-tanned leather",
                    "photo 1: bright gold-tone plated hardware with bar caps, not solid vintage brass",
                    "photo 1: new-in-plastic condition with wrapped pouch and coiled detachable strap and BR sticker, typical new fast-fashion set, not vintage Coach",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, turnlock, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware: rectangular bar caps where handles meet body, top zipper, side D-rings and lobster clasps",
                    "leather_description": "dark brown coated faux \/ PU body with all-over tan horse and circular logo pattern plus solid tan faux-leather base and handles",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching visible along handles; detail limited in single front shot",
                    "strap_construction": "two fixed top handles plus detachable tan crossbody strap with gold-tone clasps coiled in front",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 tote shape with zip top and detachable strap does not match any catalog classic glove-tanned Coach style",
                    "print, materials and new plated hardware inconsistent with all vintage Coach eras; no Coach identifier visible",
                    "Condition: New \/ NWOT-appearing; plastic wrap on pouch and hardware, coiled strap, clean edges, but graded from one photo only"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17372,
            "output_tokens": 755,
            "total_tokens": 18127,
            "estimated_cost_usd": 0.008761
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17826,
            "output_tokens": 1257,
            "total_tokens": 19083,
            "estimated_cost_usd": 0.004571
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}