Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.54,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.875,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather handbag with a flap, shoulder strap, and decorative front closure.",
        "photo 1: seller title describes a hand-tooled leather satchel, consistent with a generic artisan or boho leather bag rather than a Coach-specific style.",
        "photo 1: leather flap shoulder handbag of a size and age where misidentified Coach could hide"
    ],
    "negative_evidence": [
        "photo 1: ornate floral hand tooling and multicolor painted\/embellished details are not characteristic of the classic Coach catalog styles.",
        "photo 1: front closure is a large dark rectangular decorative clasp, not the elegant oval Coach turnlock geometry used on vintage classics.",
        "photo 5: hardware appears dark silver\/gunmetal and heavily decorative rather than the solid brass hardware typical of most vintage Coach classics.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, or creed patch.",
        "photo 2: visible leather surface is decorated with floral tooling and colored accents, with no Coach branding.",
        "photo 6: strap attachment and braided handle construction do not match the documented Coach classic strap constructions.",
        "photo 1: seller identifies the item as unbranded, and the photos provide no contrary Coach identifier.",
        "photo 1-3: hand-tooled and hand-painted floral motifs on flap, never a Coach classic treatment",
        "photo 1, 5, 6: braided top handle riveted to body and laced side gussets, not a Coach silhouette or construction",
        "photo 4: rectangular pebbled twist-lock plate with exposed rivets, not Coach thin oval turnlock with rounded tab and keeper",
        "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1, 5, 6: dark antiqued mixed-tone hardware and steel O-rings, not vintage solid brass"
    ],
    "missing_information": [
        "photo 1 and photos 2-7: no clear interior view showing the lining, back wall, pockets, or any maker label.",
        "photo 1 and photos 2-7: no bottom, full back, or complete interior photographs.",
        "photo 1: exact dimensions and country of manufacture are not provided.",
        "photo 1: closure function and zipper details are not shown closely enough to identify a maker.",
        "interior views including back wall \/ slip pocket where creed would sit not shown",
        "bottom and all four corners not shown",
        "close-up of any maker stamp, interior label or Made-in mark not shown",
        "seller-stated dimensions not provided"
    ],
    "authenticity_concerns": [
        "photo 1: the silhouette and decorative hardware are generic and inconsistent with recognizable vintage Coach catalog construction.",
        "photo 5: dark decorative hardware and the oversized rectangular clasp are lookalike\/non-Coach cues when compared with vintage Coach classics.",
        "photo 1: absence of any visible Coach identifier substantially limits any case for Coach manufacture; this appears to be a generic artisan leather bag rather than a replica with a transplanted Coach creed.",
        "photo 1, 4: hand-tooled floral decoration and painted details inconsistent with Coach glove-tanned classics",
        "photo 4, 5: rectangular textured twist-lock plate and rivet construction does not match Coach turnlock geometry"
    ],
    "possible_model_reasoning": [
        "No Coach model is a close match: the hand-tooled floral flap, braided handle, scalloped lower edge, and oversized decorative clasp are unlike the listed Coach City Bag, Willis, Court, Station, Dinky, or Stewardess silhouettes.",
        "photo 1: apparent age is suggested by surface wear and patina, but no identifier supports a specific Coach era; estimated as vintage-looking generic leather rather than a Coach production era.",
        "Condition: Good; visible scratches, creasing, edge wear, and darkened\/worn leather are present in photos 1, 2, 3, and 6. Interior condition, odor, lining, and strap integrity remain unknown.",
        "No Coach model fits: tooled floral flap, braided handle, laced sides and rectangular twist-lock match 1970s boho hand-tooled bags, not City Bag, Willis, Court, Dinky or other catalog styles",
        "No creed, serial, wordmark or hangtag visible in any photo to decode era",
        "Condition: Good; surface scratches, edge wear and patina visible photo 1, 5, interior and bottom unknown so grade capped"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1 and photo 5: large dark rectangular decorative front clasp with a rotating central tab and matching dark rivet-like hardware; not the typical vintage Coach turnlock geometry.",
        "leather_description": "photo 1: brown\/tan leather with extensive floral hand tooling, colored leaf and flower accents, visible scratches, creasing, and edge wear.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1 and photo 6: long adjustable leather shoulder strap plus a braided leather top handle; side attachments use rings and layered leather tabs with rivets\/snaps.",
        "stitching_description": "photo 1 and photo 6: visible perimeter and attachment stitching appears generally even, but detailed interior and stress-point stitching are not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.58,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather handbag with a flap, shoulder strap, and decorative front closure.",
                    "photo 1: seller title describes a hand-tooled leather satchel, consistent with a generic artisan or boho leather bag rather than a Coach-specific style."
                ],
                "negative_evidence": [
                    "photo 1: ornate floral hand tooling and multicolor painted\/embellished details are not characteristic of the classic Coach catalog styles.",
                    "photo 1: front closure is a large dark rectangular decorative clasp, not the elegant oval Coach turnlock geometry used on vintage classics.",
                    "photo 5: hardware appears dark silver\/gunmetal and heavily decorative rather than the solid brass hardware typical of most vintage Coach classics.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, or creed patch.",
                    "photo 2: visible leather surface is decorated with floral tooling and colored accents, with no Coach branding.",
                    "photo 6: strap attachment and braided handle construction do not match the documented Coach classic strap constructions.",
                    "photo 1: seller identifies the item as unbranded, and the photos provide no contrary Coach identifier."
                ],
                "missing_information": [
                    "photo 1 and photos 2-7: no clear interior view showing the lining, back wall, pockets, or any maker label.",
                    "photo 1 and photos 2-7: no bottom, full back, or complete interior photographs.",
                    "photo 1: exact dimensions and country of manufacture are not provided.",
                    "photo 1: closure function and zipper details are not shown closely enough to identify a maker."
                ],
                "authenticity_concerns": [
                    "photo 1: the silhouette and decorative hardware are generic and inconsistent with recognizable vintage Coach catalog construction.",
                    "photo 5: dark decorative hardware and the oversized rectangular clasp are lookalike\/non-Coach cues when compared with vintage Coach classics.",
                    "photo 1: absence of any visible Coach identifier substantially limits any case for Coach manufacture; this appears to be a generic artisan leather bag rather than a replica with a transplanted Coach creed."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1 and photo 5: large dark rectangular decorative front clasp with a rotating central tab and matching dark rivet-like hardware; not the typical vintage Coach turnlock geometry.",
                    "leather_description": "photo 1: brown\/tan leather with extensive floral hand tooling, colored leaf and flower accents, visible scratches, creasing, and edge wear.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1 and photo 6: long adjustable leather shoulder strap plus a braided leather top handle; side attachments use rings and layered leather tabs with rivets\/snaps.",
                    "stitching_description": "photo 1 and photo 6: visible perimeter and attachment stitching appears generally even, but detailed interior and stress-point stitching are not shown."
                },
                "possible_model_reasoning": [
                    "No Coach model is a close match: the hand-tooled floral flap, braided handle, scalloped lower edge, and oversized decorative clasp are unlike the listed Coach City Bag, Willis, Court, Station, Dinky, or Stewardess silhouettes.",
                    "photo 1: apparent age is suggested by surface wear and patina, but no identifier supports a specific Coach era; estimated as vintage-looking generic leather rather than a Coach production era.",
                    "Condition: Good; visible scratches, creasing, edge wear, and darkened\/worn leather are present in photos 1, 2, 3, and 6. Interior condition, odor, lining, and strap integrity remain unknown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, 4: hand-tooled floral decoration and painted details inconsistent with Coach glove-tanned classics",
                    "photo 4, 5: rectangular textured twist-lock plate and rivet construction does not match Coach turnlock geometry"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including back wall \/ slip pocket where creed would sit not shown",
                    "bottom and all four corners not shown",
                    "close-up of any maker stamp, interior label or Made-in mark not shown",
                    "seller-stated dimensions not provided"
                ],
                "negative_evidence": [
                    "photo 1-3: hand-tooled and hand-painted floral motifs on flap, never a Coach classic treatment",
                    "photo 1, 5, 6: braided top handle riveted to body and laced side gussets, not a Coach silhouette or construction",
                    "photo 4: rectangular pebbled twist-lock plate with exposed rivets, not Coach thin oval turnlock with rounded tab and keeper",
                    "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1, 5, 6: dark antiqued mixed-tone hardware and steel O-rings, not vintage solid brass"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "dark antiqued rectangular twist-lock with textured plate and rivets (photo 4); steel-tone O-rings at strap attachments (photo 6); snap rivets on handle mounts",
                    "leather_description": "tan-brown smooth leather with hand-tooled floral designs and green\/blue paint on flap (photo 1-3), patina and surface scratches, darker edge burnishing",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; sides joined with dark lacing visible photo 1, 6",
                    "strap_construction": "long flat unadjustable shoulder strap riveted with O-rings plus short braided top handle riveted to top edge (photo 1, 5)",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: leather flap shoulder handbag of a size and age where misidentified Coach could hide"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: tooled floral flap, braided handle, laced sides and rectangular twist-lock match 1970s boho hand-tooled bags, not City Bag, Willis, Court, Dinky or other catalog styles",
                    "No creed, serial, wordmark or hangtag visible in any photo to decode era",
                    "Condition: Good; surface scratches, edge wear and patina visible photo 1, 5, interior and bottom unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33099,
            "output_tokens": 982,
            "total_tokens": 34081,
            "estimated_cost_usd": 0.015596
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35570,
            "output_tokens": 1530,
            "total_tokens": 37100,
            "estimated_cost_usd": 0.008338
        }
    ]
}