Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.66,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.875,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with a structured black frame, top handles, and a clasp closure.",
        "photo 6: the bag has a vintage-style frame silhouette and metal feet."
    ],
    "negative_evidence": [
        "photo 1: exterior surface appears glossy and coated\/simulated rather than Coach glove-tanned leather.",
        "photo 2: closure is a generic frame clasp, not a recognizable vintage Coach turnlock.",
        "photo 4: interior is fabric\/synthetic-lined and shows no visible Coach creed patch or wordmark.",
        "photo 4: zipper and interior construction are generic, with no visible Coach identifier.",
        "photo 6: hardware and handle construction do not match the typical unlined glove-tanned Coach classic construction.",
        "listing title: seller describes the bag as simulated leather and unbranded; this is weak context but consistent with a non-Coach vintage handbag.",
        "photo 1,2,6: black high-gloss simulated \/ faux leather material, seller titles as Simulated Leather - Coach vintage is glove-tanned leather",
        "photo 3,4,5: top kisslock \/ clasp frame closure with silver-tone metal, not Coach brass turnlock geometry",
        "photo 4: interior lined in black synthetic with zip pocket, not unlined suede-back glove-tanned",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1,5,6: fixed double top handles wrapped at base, not Coach buckle-adjustable or dogleash strap construction"
    ],
    "missing_information": [
        "photo 4: no straight-on close-up of every interior wall or pocket seam where a small creed or fabric label could be located.",
        "photo 4: no close-up of any interior or exterior brand label.",
        "photo 3: clasp and hardware details are partly affected by glare; a sharp close-up could clarify markings.",
        "seller-stated dimensions and underside\/bottom detail are not provided.",
        "No Coach creed or identifier visible to request - interior already shown with no patch (photo 4)",
        "No maker label visible; exterior bottom\/feet only partially shown"
    ],
    "authenticity_concerns": [
        "photo 1: simulated\/coated leather and a generic lined frame-bag construction are inconsistent with the classic vintage Coach population.",
        "photo 4: no visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier.",
        "photo 2: the closure is a generic frame clasp rather than a Coach-typical vintage turnlock."
    ],
    "possible_model_reasoning": [
        "photo 1: the structured frame handbag and top-handle silhouette are not a close match for the listed vintage Coach classic models, which more commonly use leather turnlock flaps, unlined glove-tanned interiors, or recognized Coach closures.",
        "photo 4: the lined frame construction and synthetic-looking materials point to a generic mid-century-style handbag rather than a Coach classic.",
        "photo 1 and photo 4: no readable identifier is present, so no Coach model or era-specific serial decoding is supportable.",
        "Condition: Good; visible creasing and surface wear across the exterior (photos 1-3), with hardware glare and interior wear visible in photo 4; no apparent major tears or broken hardware, but odor and hidden damage are unknown.",
        "No Coach model fits: kisslock frame handbag with faux leather and silver-tone frame does not match any Classic glove-tanned catalog style (City, Willis, Court, Dinky etc.)",
        "Era reasoning: form and materials consistent with mid-century style faux-leather purse as seller states 50s-60s, but no Coach identifiers of any era",
        "Condition: Good to Very Good for age; surface creasing\/crazing of faux coating (photo 1,2), light frame tarnish (photo 3), interior lightly soiled (photo 4)"
    ],
    "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 and photo 3: metal frame clasp and small metal feet are visible; finish appears mixed or reflective under flash, with no Coach engraving visible.",
        "leather_description": "photo 1: glossy black coated or simulated leather-like material with extensive surface creasing; seller also states simulated leather.",
        "lining_description": "photo 4: black synthetic\/fabric lining with an interior zip pocket and open compartments; no creed patch is visible.",
        "strap_construction": "photo 1 and photo 6: two fixed rounded top handles, apparently padded or folded synthetic material; no detachable crossbody strap visible.",
        "stitching_description": "photo 1 and photo 6: perimeter stitching appears generally even, though close stress-point stitching is not sufficiently visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with a structured black frame, top handles, and a clasp closure.",
                    "photo 6: the bag has a vintage-style frame silhouette and metal feet."
                ],
                "negative_evidence": [
                    "photo 1: exterior surface appears glossy and coated\/simulated rather than Coach glove-tanned leather.",
                    "photo 2: closure is a generic frame clasp, not a recognizable vintage Coach turnlock.",
                    "photo 4: interior is fabric\/synthetic-lined and shows no visible Coach creed patch or wordmark.",
                    "photo 4: zipper and interior construction are generic, with no visible Coach identifier.",
                    "photo 6: hardware and handle construction do not match the typical unlined glove-tanned Coach classic construction.",
                    "listing title: seller describes the bag as simulated leather and unbranded; this is weak context but consistent with a non-Coach vintage handbag."
                ],
                "missing_information": [
                    "photo 4: no straight-on close-up of every interior wall or pocket seam where a small creed or fabric label could be located.",
                    "photo 4: no close-up of any interior or exterior brand label.",
                    "photo 3: clasp and hardware details are partly affected by glare; a sharp close-up could clarify markings.",
                    "seller-stated dimensions and underside\/bottom detail are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: simulated\/coated leather and a generic lined frame-bag construction are inconsistent with the classic vintage Coach population.",
                    "photo 4: no visible creed, serial\/style number, Coach wordmark, or horse-and-carriage identifier.",
                    "photo 2: the closure is a generic frame clasp rather than a Coach-typical vintage turnlock."
                ],
                "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 and photo 3: metal frame clasp and small metal feet are visible; finish appears mixed or reflective under flash, with no Coach engraving visible.",
                    "leather_description": "photo 1: glossy black coated or simulated leather-like material with extensive surface creasing; seller also states simulated leather.",
                    "lining_description": "photo 4: black synthetic\/fabric lining with an interior zip pocket and open compartments; no creed patch is visible.",
                    "strap_construction": "photo 1 and photo 6: two fixed rounded top handles, apparently padded or folded synthetic material; no detachable crossbody strap visible.",
                    "stitching_description": "photo 1 and photo 6: perimeter stitching appears generally even, though close stress-point stitching is not sufficiently visible."
                },
                "possible_model_reasoning": [
                    "photo 1: the structured frame handbag and top-handle silhouette are not a close match for the listed vintage Coach classic models, which more commonly use leather turnlock flaps, unlined glove-tanned interiors, or recognized Coach closures.",
                    "photo 4: the lined frame construction and synthetic-looking materials point to a generic mid-century-style handbag rather than a Coach classic.",
                    "photo 1 and photo 4: no readable identifier is present, so no Coach model or era-specific serial decoding is supportable.",
                    "Condition: Good; visible creasing and surface wear across the exterior (photos 1-3), with hardware glare and interior wear visible in photo 4; no apparent major tears or broken hardware, but odor and hidden damage are unknown."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed or identifier visible to request - interior already shown with no patch (photo 4)",
                    "No maker label visible; exterior bottom\/feet only partially shown"
                ],
                "negative_evidence": [
                    "photo 1,2,6: black high-gloss simulated \/ faux leather material, seller titles as Simulated Leather - Coach vintage is glove-tanned leather",
                    "photo 3,4,5: top kisslock \/ clasp frame closure with silver-tone metal, not Coach brass turnlock geometry",
                    "photo 4: interior lined in black synthetic with zip pocket, not unlined suede-back glove-tanned",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1,5,6: fixed double top handles wrapped at base, not Coach buckle-adjustable or dogleash strap construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone kisslock\/clasp frame and small base feet; tarnished steel-tone, not solid brass turnlock hardware",
                    "leather_description": "black simulated \/ faux leather with glossy coated surface and crease-cracking, not glove-tanned cowhide",
                    "lining_description": "black synthetic lining with interior zip pocket, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge piping with light stitching visible on handles (photo 6); no heavy contrast Coach stitching observed",
                    "strap_construction": "fixed short double top handles attached at frame ends, not adjustable or detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: kisslock frame handbag with faux leather and silver-tone frame does not match any Classic glove-tanned catalog style (City, Willis, Court, Dinky etc.)",
                    "Era reasoning: form and materials consistent with mid-century style faux-leather purse as seller states 50s-60s, but no Coach identifiers of any era",
                    "Condition: Good to Very Good for age; surface creasing\/crazing of faux coating (photo 1,2), light frame tarnish (photo 3), interior lightly soiled (photo 4)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
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            "output_tokens": 865,
            "total_tokens": 30501,
            "estimated_cost_usd": 0.01393
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 31214,
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}