Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.03,
    "vintage_probability": 0.195,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.62,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.735,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: center black shoulder bag is a soft dark leather-like flap bag of broadly 1980s-1990s type, the population where misidentified Coach hides, but shows no Coach identifiers"
    ],
    "negative_evidence": [
        "photo 1: lot appears to contain five assorted handbags and clutch pouches, but none shows a legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: visible bags have generic fashion silhouettes, synthetic-looking smooth or heavily wrinkled surfaces, and mixed decorative details rather than recognizable vintage Coach construction.",
        "photo 2: close views show generic zipper and strap hardware without visible Coach markings.",
        "photo 3: close view of the black bag shows a generic D-shaped decorative closure and zipper; no Coach identifier is visible.",
        "photo 1: the white bag has decorative initials\/monogram-like lettering, not a legible COACH logo.",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any of the 5 bags",
        "photo 1: no Coach solid-brass turnlock with correct geometry visible; closures are kisslock frames, buckle-tab, zip, and ruffled clutch frames",
        "photo 1: cream top-handle bag has large embroidered MAC monogram and crinkled coated material inconsistent with vintage Coach glove-tanned leather",
        "photo 1-3: blue ruffled-top clutch with chain, white kisslock clutch, and black frame clutches do not match any Coach catalog silhouette",
        "photo 2-3: black zip-pocket shoulder bag has center seam, thin strap, and silver-tone zip inconsistent with Coach classics"
    ],
    "missing_information": [
        "photo 1-3: interiors are not shown; request emptied interior views of every bag, especially back walls and slip pockets where a creed patch could appear.",
        "photo 1-3: request close-ups of all labels, zipper pulls, hardware stamps, and any sewn-in fabric tags.",
        "photo 1-3: bottoms, corners, and strap attachment points are not fully documented for each item.",
        "photo 1-3: seller-stated dimensions, materials, and country-of-origin information are absent.",
        "photo 1-3: no interior views shown for any of the 5 bags, creed patch cannot be assessed",
        "photo 1-3: no close-up of creed, wordmark, hangtag, or hardware stamps for any bag",
        "photo 1-3: no bottom, side, or strap-detail views; lining and construction unknown",
        "request: straight-on creed\/interior photos emptied for each bag if Coach is suspected"
    ],
    "authenticity_concerns": [
        "photo 1-3: the visible bags lack any Coach-specific identifier and do not match a clearly recognizable vintage Coach silhouette.",
        "photo 1: several surfaces and constructions appear more consistent with generic synthetic or fashion-market bags than glove-tanned Coach leather, although material cannot be confirmed from these photos alone."
    ],
    "possible_model_reasoning": [
        "photo 1-3: no Coach model is supported; the lot consists of assorted generic handbags and clutch-style pouches rather than one identifiable Coach design.",
        "photo 1-3: no creed or serial is visible, and the exterior construction does not provide enough evidence for a vintage Coach attribution.",
        "photo 1-3: Condition is approximately Good to Very Good for the visible exteriors; the white bag has extensive creasing\/wrinkling, while the black and blue pieces show surface wear and scratches. Interior condition and odor are unknown.",
        "No Coach model fits: lot of 5 disparate clutch\/shoulder bags with kisslock frames, ruffled trim, embroidered monogram, and center-seam zip bag; none matches Willis (9927), Court (9870), Station (5130), Dinky (9375) or other catalog styles in silhouette, closure, or hardware",
        "Era reasoning: no creed, serial, country line, or Coach hardware visible to date; materials and styles suggest generic 1980s-2000s department-store bags, assessed as non-Coach",
        "Condition: Good to Very Good externally from distance (photo 1-3); no close-ups of corners, edges, interiors, or straps so wear, lining failure, and odor unknown; cap grade due to missing views"
    ],
    "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 1-3: visible hardware includes generic zippers, a small D-shaped decorative closure on the black bag, rivets, and a chain on the blue clutch; no Coach engraving is visible.",
        "leather_description": "photo 1-3: surfaces appear smooth, glossy, or heavily wrinkled and may be synthetic or coated; leather cannot be confirmed from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: the white bag has paired shoulder straps; the black bag has a long thin shoulder strap; strap construction on the remaining pieces is partly obscured.",
        "stitching_description": "photo 1-3: visible machine stitching appears generally even on the exterior, but close stress-point and interior stitching views are unavailable."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0115,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: lot appears to contain five assorted handbags and clutch pouches, but none shows a legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 1: visible bags have generic fashion silhouettes, synthetic-looking smooth or heavily wrinkled surfaces, and mixed decorative details rather than recognizable vintage Coach construction.",
                    "photo 2: close views show generic zipper and strap hardware without visible Coach markings.",
                    "photo 3: close view of the black bag shows a generic D-shaped decorative closure and zipper; no Coach identifier is visible.",
                    "photo 1: the white bag has decorative initials\/monogram-like lettering, not a legible COACH logo."
                ],
                "missing_information": [
                    "photo 1-3: interiors are not shown; request emptied interior views of every bag, especially back walls and slip pockets where a creed patch could appear.",
                    "photo 1-3: request close-ups of all labels, zipper pulls, hardware stamps, and any sewn-in fabric tags.",
                    "photo 1-3: bottoms, corners, and strap attachment points are not fully documented for each item.",
                    "photo 1-3: seller-stated dimensions, materials, and country-of-origin information are absent."
                ],
                "authenticity_concerns": [
                    "photo 1-3: the visible bags lack any Coach-specific identifier and do not match a clearly recognizable vintage Coach silhouette.",
                    "photo 1: several surfaces and constructions appear more consistent with generic synthetic or fashion-market bags than glove-tanned Coach leather, although material cannot be confirmed from these photos alone."
                ],
                "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 1-3: visible hardware includes generic zippers, a small D-shaped decorative closure on the black bag, rivets, and a chain on the blue clutch; no Coach engraving is visible.",
                    "leather_description": "photo 1-3: surfaces appear smooth, glossy, or heavily wrinkled and may be synthetic or coated; leather cannot be confirmed from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: the white bag has paired shoulder straps; the black bag has a long thin shoulder strap; strap construction on the remaining pieces is partly obscured.",
                    "stitching_description": "photo 1-3: visible machine stitching appears generally even on the exterior, but close stress-point and interior stitching views are unavailable."
                },
                "possible_model_reasoning": [
                    "photo 1-3: no Coach model is supported; the lot consists of assorted generic handbags and clutch-style pouches rather than one identifiable Coach design.",
                    "photo 1-3: no creed or serial is visible, and the exterior construction does not provide enough evidence for a vintage Coach attribution.",
                    "photo 1-3: Condition is approximately Good to Very Good for the visible exteriors; the white bag has extensive creasing\/wrinkling, while the black and blue pieces show surface wear and scratches. Interior condition and odor are unknown."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.4,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1-3: no interior views shown for any of the 5 bags, creed patch cannot be assessed",
                    "photo 1-3: no close-up of creed, wordmark, hangtag, or hardware stamps for any bag",
                    "photo 1-3: no bottom, side, or strap-detail views; lining and construction unknown",
                    "request: straight-on creed\/interior photos emptied for each bag if Coach is suspected"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any of the 5 bags",
                    "photo 1: no Coach solid-brass turnlock with correct geometry visible; closures are kisslock frames, buckle-tab, zip, and ruffled clutch frames",
                    "photo 1: cream top-handle bag has large embroidered MAC monogram and crinkled coated material inconsistent with vintage Coach glove-tanned leather",
                    "photo 1-3: blue ruffled-top clutch with chain, white kisslock clutch, and black frame clutches do not match any Coach catalog silhouette",
                    "photo 2-3: black zip-pocket shoulder bag has center seam, thin strap, and silver-tone zip inconsistent with Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: silver-tone frame handles on black clutches, small silver buckle-tab on black shoulder bag, gold-tone chain on blue bag, snap studs on cream bag; no solid brass Coach turnlock visible",
                    "leather_description": "photo 1-3: black and blue bags appear smooth synthetic or coated leather with sheen; cream bag appears crinkled faux-textured material; no glove-tanned cowhide texture visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: thin black crossbody strap on center bag; short handles on cream bag; chains on white and blue clutches; no buckle-adjustable brass-slide or dogleash-clip Coach straps visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: center black shoulder bag is a soft dark leather-like flap bag of broadly 1980s-1990s type, the population where misidentified Coach hides, but shows no Coach identifiers"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: lot of 5 disparate clutch\/shoulder bags with kisslock frames, ruffled trim, embroidered monogram, and center-seam zip bag; none matches Willis (9927), Court (9870), Station (5130), Dinky (9375) or other catalog styles in silhouette, closure, or hardware",
                    "Era reasoning: no creed, serial, country line, or Coach hardware visible to date; materials and styles suggest generic 1980s-2000s department-store bags, assessed as non-Coach",
                    "Condition: Good to Very Good externally from distance (photo 1-3); no close-ups of corners, edges, interiors, or straps so wear, lining failure, and odor unknown; cap grade due to missing views"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 21940,
            "output_tokens": 931,
            "total_tokens": 22871,
            "estimated_cost_usd": 0.01101
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 22736,
            "output_tokens": 1626,
            "total_tokens": 24362,
            "estimated_cost_usd": 0.005848
        }
    ]
}