Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.06,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.815,
    "recommended_max_bid": 10,
    "estimated_resale_low": 9,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather handbag with black body and brass-tone zipper hardware",
        "photo 6: interior and multiple compartments are visible"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach turnlock",
        "photos 1-5: highly crinkled\/slouchy construction with multiple exposed diagonal zippers and decorative snap details, not a clear match for the listed vintage Coach silhouettes",
        "photos 1-5: hardware appears generic and there is no visible Coach-branded hardware or hangtag",
        "photo 6: dark fabric-lined interior is visible, with no legible Coach identifier",
        "photo 1, photo 2: no turnlock closure - front shows V-shaped exposed zippers and stud row, never a Coach classic closure",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1-5: material reads as crinkled faux\/PU leather with wrinkled coated surface, not glove-tanned cowhide",
        "photo 6: bag is lined with black fabric, not unlined suede-back glove-tanned leather of vintage classics",
        "photo 1, photo 2: multiple exterior brass-tone coil zippers with modern pulls and decorative rivets\/studs - hardware style and silhouette match no Coach catalog style",
        "photo 3, photo 4: back exterior zip pocket and double rolled top handles attached with rivet tabs - construction unlike any 1970s-1990s Coach classic"
    ],
    "missing_information": [
        "photo 6: interior creed patch and any fabric brand tag are not legible or clearly shown",
        "photos 1-6: no close-up of zipper pulls, snap hardware, or interior labels",
        "photos 1-6: seller-stated dimensions and strap details are absent",
        "photo 6: interior is dark and shadowed - no legible interior leather patch or fabric brand tag visible; close-up of interior walls\/pockets in good light needed to confirm no creed",
        "photo 1-6: no close-up of zipper-pull brand stamps or hardware engravings",
        "photo 1-6: no bottom \/ corner close-up and no scale\/dimensions"
    ],
    "authenticity_concerns": [
        "photos 1-6: the bag has generic contemporary handbag construction and no visible Coach identifiers; it may be a non-Coach lookalike or ordinary leather bag rather than a mislabeled vintage Coach"
    ],
    "possible_model_reasoning": [
        "No visible Coach identifier or catalog-specific silhouette supports a Coach model assignment.",
        "photos 1-5: the multi-zip satchel\/hobo design is more consistent with a modern generic or mall-brand handbag than a classic vintage Coach style.",
        "Condition appears Good to Fair: extensive creasing and compression are visible across the exterior (photos 1-5); interior condition and odor are unknown (photo 6).",
        "No Coach model fits: silhouette with dual V-zippers, center stud strip, riveted double handles and fabric lining matches modern fast-fashion shoulder bag, not City Bag, Willis, Court, Station, Duffle or other catalog styles",
        "Era reasoning: construction, faux-like crinkled material, fabric lining and zipper styling indicate modern (2000s+) non-Coach manufacture",
        "Condition: Good to Very Good for a used synthetic bag - surface intact with general wrinkling\/softening in photos 1-5, interior dark but no obvious tears in photo 6; no bottom\/interior detail to grade higher"
    ],
    "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": "photos 1-6: brass-tone zipper teeth, zipper pulls, snaps, and rings are visible; no Coach engraving is legible",
        "leather_description": "photos 1-5: black, soft-looking, heavily wrinkled or crinkled leather-like material; exact leather type cannot be confirmed",
        "lining_description": "photo 6: dark fabric-like lining and multiple interior compartments are visible; brand label is not legible",
        "strap_construction": "photos 1-6: two rounded top handles with stitched attachment tabs; additional long strap or handle is visible in photo 6, but its full construction is unclear",
        "stitching_description": "photos 1-5: visible machine stitching appears generally even, though close-up stress-point inspection is unavailable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather handbag with black body and brass-tone zipper hardware",
                    "photo 6: interior and multiple compartments are visible"
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach turnlock",
                    "photos 1-5: highly crinkled\/slouchy construction with multiple exposed diagonal zippers and decorative snap details, not a clear match for the listed vintage Coach silhouettes",
                    "photos 1-5: hardware appears generic and there is no visible Coach-branded hardware or hangtag",
                    "photo 6: dark fabric-lined interior is visible, with no legible Coach identifier"
                ],
                "missing_information": [
                    "photo 6: interior creed patch and any fabric brand tag are not legible or clearly shown",
                    "photos 1-6: no close-up of zipper pulls, snap hardware, or interior labels",
                    "photos 1-6: seller-stated dimensions and strap details are absent"
                ],
                "authenticity_concerns": [
                    "photos 1-6: the bag has generic contemporary handbag construction and no visible Coach identifiers; it may be a non-Coach lookalike or ordinary leather bag rather than a mislabeled vintage Coach"
                ],
                "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": "photos 1-6: brass-tone zipper teeth, zipper pulls, snaps, and rings are visible; no Coach engraving is legible",
                    "leather_description": "photos 1-5: black, soft-looking, heavily wrinkled or crinkled leather-like material; exact leather type cannot be confirmed",
                    "lining_description": "photo 6: dark fabric-like lining and multiple interior compartments are visible; brand label is not legible",
                    "strap_construction": "photos 1-6: two rounded top handles with stitched attachment tabs; additional long strap or handle is visible in photo 6, but its full construction is unclear",
                    "stitching_description": "photos 1-5: visible machine stitching appears generally even, though close-up stress-point inspection is unavailable"
                },
                "possible_model_reasoning": [
                    "No visible Coach identifier or catalog-specific silhouette supports a Coach model assignment.",
                    "photos 1-5: the multi-zip satchel\/hobo design is more consistent with a modern generic or mall-brand handbag than a classic vintage Coach style.",
                    "Condition appears Good to Fair: extensive creasing and compression are visible across the exterior (photos 1-5); interior condition and odor are unknown (photo 6)."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 6: interior is dark and shadowed - no legible interior leather patch or fabric brand tag visible; close-up of interior walls\/pockets in good light needed to confirm no creed",
                    "photo 1-6: no close-up of zipper-pull brand stamps or hardware engravings",
                    "photo 1-6: no bottom \/ corner close-up and no scale\/dimensions"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: no turnlock closure - front shows V-shaped exposed zippers and stud row, never a Coach classic closure",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1-5: material reads as crinkled faux\/PU leather with wrinkled coated surface, not glove-tanned cowhide",
                    "photo 6: bag is lined with black fabric, not unlined suede-back glove-tanned leather of vintage classics",
                    "photo 1, photo 2: multiple exterior brass-tone coil zippers with modern pulls and decorative rivets\/studs - hardware style and silhouette match no Coach catalog style",
                    "photo 3, photo 4: back exterior zip pocket and double rolled top handles attached with rivet tabs - construction unlike any 1970s-1990s Coach classic"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone exposed zippers on front V-pockets and back pocket, brass-tone rivets\/studs on front center strip and handle tabs; modern lightweight appearance, no turnlock, no dogleash clips",
                    "leather_description": "black crinkled\/washed faux-looking material with high sheen and crushed wrinkles in photos 1-5; not smooth matte glove-tanned cowhide",
                    "lining_description": "photo 6: black fabric lining visible inside main compartment, wrinkled textile, no suede interior seen",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone straight stitching around pockets and center panel visible in photos 1-2; no detail close-up to assess tightness",
                    "strap_construction": "double fixed rolled top handles attached with riveted leather tabs in photos 1-5; no detachable crossbody strap, no buckle adjustment, no dogleash clips seen",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouette with dual V-zippers, center stud strip, riveted double handles and fabric lining matches modern fast-fashion shoulder bag, not City Bag, Willis, Court, Station, Duffle or other catalog styles",
                    "Era reasoning: construction, faux-like crinkled material, fabric lining and zipper styling indicate modern (2000s+) non-Coach manufacture",
                    "Condition: Good to Very Good for a used synthetic bag - surface intact with general wrinkling\/softening in photos 1-5, interior dark but no obvious tears in photo 6; no bottom\/interior detail to grade higher"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.04
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 772,
            "total_tokens": 18459,
            "estimated_cost_usd": 0.008928
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18021,
            "output_tokens": 1404,
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}