Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.085,
    "vintage_probability": 0.665,
    "authenticity_confidence": 0.08,
    "image_quality_score": 0.745,
    "seller_misidentification_probability": 0.09,
    "confidence": 0.755,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured leather-look shoulder handbag with unusual wooden ball details and a vintage frame construction.",
        "photo 5: Gold-tone metal frame and multiple compartments are consistent with some older handbag designs.",
        "photo 1, photo 3, photo 4: leather handbag with shoulder straps, the population where misidentified Coach could hide"
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, hangtag, or creed patch.",
        "photo 2: Wooden ball hardware and glossy smooth material do not strongly match classic Coach glove-tanned leather construction.",
        "photo 5: Frame closure and interior construction appear generic; no Coach identifier is visible.",
        "photo 6: The visible center zipper pull has no legible Coach marking.",
        "photo 1, photo 4, photo 5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 5, photo 6: center-compartment kisslock\/frame clasp with gold-tone frame, not Coach turnlock geometry",
        "photo 1, photo 2, photo 4: large wooden ball finials on side pockets - hardware never used on vintage Coach classics",
        "photo 1, photo 4: silhouette with gathered top, side pockets and short double straps matches no Coach catalog style in \u00a74",
        "photo 5, photo 6: lined interior with center zip divider, not unlined suede-back glove-tanned classic construction"
    ],
    "missing_information": [
        "Straight-on photos of every interior wall and pocket, especially any leather creed patch or fabric tag.",
        "Close-up photos of the zipper pull, frame hardware, and any interior labels.",
        "Photos of the strap attachment points, stitching, and material edges.",
        "Seller-stated dimensions and confirmation of whether the material is genuine leather or synthetic.",
        "photo 5, photo 6: no creed patch visible on interior walls - request straight-on creed photo in raking light",
        "photo 5, photo 6: no maker mark, fabric tag, or Made-in line visible - request interior labels and hardware stamps",
        "photo 3: bottom and corners only partially shown - request all four corners and hardware close-ups"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible despite several clear exterior and interior views.",
        "The glossy material, wooden ball details, and frame construction appear more consistent with a generic vintage or retro-style handbag than a documented Coach model."
    ],
    "possible_model_reasoning": [
        "The silhouette is a framed, multi-compartment shoulder bag with wooden ball accents, but it does not closely match the listed classic Coach silhouettes and no Coach style number is visible.",
        "The apparent age is based only on the frame design and construction; without a brand identifier, a specific Coach era cannot be assigned.",
        "Condition: Good to Very Good; exterior appears intact with light creasing or marks, while the seller reports a tear in the center zippered pocket. Interior damage should be verified.",
        "No Coach model fits: no turnlock, no creed, wooden-ball hardware and frame-clasp compartment are inconsistent with City Bag (9790), Willis (9927), Court (9870), Station (5130) or Cashin-era kisslock styles",
        "Era reasoning: construction and wooden-ball trim suggest 1960s-1980s department-store bag, but without identifiers era for Coach purposes is non-Coach",
        "Condition: Good; seller states zip pocket tear, interior wear and exterior marks; exterior leather looks intact in photos 1-4 but interior and bottom not fully documented so capped"
    ],
    "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": "Gold-tone metal frame closure visible in photos 5-6; wooden ball accents at the sides; no legible branding.",
        "leather_description": "Smooth, glossy black or very dark navy material visible in photos 1-4; genuine leather versus synthetic material cannot be confirmed.",
        "lining_description": "Dark interior compartments visible in photos 5-6; no fabric lining or label is clearly shown.",
        "strap_construction": "Two narrow shoulder straps visible in photos 1, 4, and 5; attachment details are not clearly shown.",
        "stitching_description": "Visible exterior stitching appears generally even in photos 1-4; close stress-point construction is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0044,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.14,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.12,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.14,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Structured leather-look shoulder handbag with unusual wooden ball details and a vintage frame construction.",
                    "photo 5: Gold-tone metal frame and multiple compartments are consistent with some older handbag designs."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, hangtag, or creed patch.",
                    "photo 2: Wooden ball hardware and glossy smooth material do not strongly match classic Coach glove-tanned leather construction.",
                    "photo 5: Frame closure and interior construction appear generic; no Coach identifier is visible.",
                    "photo 6: The visible center zipper pull has no legible Coach marking."
                ],
                "missing_information": [
                    "Straight-on photos of every interior wall and pocket, especially any leather creed patch or fabric tag.",
                    "Close-up photos of the zipper pull, frame hardware, and any interior labels.",
                    "Photos of the strap attachment points, stitching, and material edges.",
                    "Seller-stated dimensions and confirmation of whether the material is genuine leather or synthetic."
                ],
                "authenticity_concerns": [
                    "No Coach identifiers are visible despite several clear exterior and interior views.",
                    "The glossy material, wooden ball details, and frame construction appear more consistent with a generic vintage or retro-style handbag than a documented Coach model."
                ],
                "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": "Gold-tone metal frame closure visible in photos 5-6; wooden ball accents at the sides; no legible branding.",
                    "leather_description": "Smooth, glossy black or very dark navy material visible in photos 1-4; genuine leather versus synthetic material cannot be confirmed.",
                    "lining_description": "Dark interior compartments visible in photos 5-6; no fabric lining or label is clearly shown.",
                    "strap_construction": "Two narrow shoulder straps visible in photos 1, 4, and 5; attachment details are not clearly shown.",
                    "stitching_description": "Visible exterior stitching appears generally even in photos 1-4; close stress-point construction is not fully assessable."
                },
                "possible_model_reasoning": [
                    "The silhouette is a framed, multi-compartment shoulder bag with wooden ball accents, but it does not closely match the listed classic Coach silhouettes and no Coach style number is visible.",
                    "The apparent age is based only on the frame design and construction; without a brand identifier, a specific Coach era cannot be assigned.",
                    "Condition: Good to Very Good; exterior appears intact with light creasing or marks, while the seller reports a tear in the center zippered pocket. Interior damage should be verified."
                ],
                "confidence": 0.79,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.04,
                "coach_probability": 0.03,
                "confidence": 0.72,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 5, photo 6: no creed patch visible on interior walls - request straight-on creed photo in raking light",
                    "photo 5, photo 6: no maker mark, fabric tag, or Made-in line visible - request interior labels and hardware stamps",
                    "photo 3: bottom and corners only partially shown - request all four corners and hardware close-ups"
                ],
                "negative_evidence": [
                    "photo 1, photo 4, photo 5: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 5, photo 6: center-compartment kisslock\/frame clasp with gold-tone frame, not Coach turnlock geometry",
                    "photo 1, photo 2, photo 4: large wooden ball finials on side pockets - hardware never used on vintage Coach classics",
                    "photo 1, photo 4: silhouette with gathered top, side pockets and short double straps matches no Coach catalog style in \u00a74",
                    "photo 5, photo 6: lined interior with center zip divider, not unlined suede-back glove-tanned classic construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone frame\/kisslock clasp on center compartment; large polished wooden ball finials at side pockets; no brass turnlock, no dogleash clips, no stamped pulls visible",
                    "leather_description": "smooth dark navy\/black leather with sheen, gathered at top; does not show matte glove-tanned grain or patina",
                    "lining_description": "dark lined interior, appears leather or coated fabric; not raw suede-back unlined glove-tanned; center zip divider noted by seller as torn but tear not clearly legible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible along trim, tone-on-tone; no detail sufficient to judge vintage Coach tight even stitching",
                    "strap_construction": "two fixed narrow shoulder straps, about 12 inches per seller, attached at top with wooden ball anchors; not buckle-adjustable or detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1, photo 3, photo 4: leather handbag with shoulder straps, the population where misidentified Coach could hide"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: no turnlock, no creed, wooden-ball hardware and frame-clasp compartment are inconsistent with City Bag (9790), Willis (9927), Court (9870), Station (5130) or Cashin-era kisslock styles",
                    "Era reasoning: construction and wooden-ball trim suggest 1960s-1980s department-store bag, but without identifiers era for Coach purposes is non-Coach",
                    "Condition: Good; seller states zip pocket tear, interior wear and exterior marks; exterior leather looks intact in photos 1-4 but interior and bottom not fully documented so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.55
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17742,
            "output_tokens": 837,
            "total_tokens": 18579,
            "estimated_cost_usd": 0.009106
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18080,
            "output_tokens": 1409,
            "total_tokens": 19489,
            "estimated_cost_usd": 0.004743
        }
    ]
}