Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.035,
    "vintage_probability": 0.14,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.335,
    "seller_misidentification_probability": 0.105,
    "confidence": 0.355,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured handbag silhouette with two handles and contrasting black\/cream body.",
        "photo 1: The item is shown with a ruler, indicating an approximately 18\u201320 inch overall width.",
        "photo 1: leather-appearing handbag \/ shoulder bag with ruler showing ~15 in width"
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 1: The prominent decorative whipstitching and strongly textured black material do not resemble the typical unlined glove-tanned leather and restrained brass construction of classic vintage Coach.",
        "photo 1: Hardware and closure details are largely absent from the supplied view, preventing a recognizable Coach model match.",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1: upper leather has fine horizontal epi-like texture, not vintage Coach smooth glove-tanned cowhide",
        "photo 1: two-tone black\/tan body with exposed whipstitch lacing at seam does not match classic Coach catalog silhouettes",
        "photo 1: no solid brass turnlock, dogleash clips, or bead-chain hangtag visible",
        "photos 1-6: all six images are near-duplicates of same side view, no interior, bottom, closure, or hardware close-up"
    ],
    "missing_information": [
        "Straight-on front and rear photos showing the entire bag.",
        "Interior photo, especially the back wall, pockets, and any creed patch or fabric tag.",
        "Close-up photos of all hardware, closures, handles, seams, and any labels.",
        "Bottom, side, corner, and strap-attachment photos.",
        "Seller-stated dimensions, material, country of manufacture, and any markings.",
        "photo 1-6 are duplicates of same side view only: request front, back, top, bottom, interior, creed patch straight-on in raking light",
        "interior lining and creed patch not shown",
        "turnlock \/ closure and full hardware not shown",
        "hangtag and wordmark \/ horse-and-carriage not shown",
        "zipper brand stamp and strap attachments not shown",
        "seller-stated dimensions and materials"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifier is visible, and the visible decorative construction is more consistent with a generic or lookalike fashion handbag than a documented Coach style.",
        "photo 1: The apparent heavily textured upper material and contrasting lower panel are inconsistent with the classic vintage Coach construction visible in the supplied image; the exact material cannot be confirmed from this view."
    ],
    "possible_model_reasoning": [
        "No Coach model is identifiable from the single repeated exterior view; there is no visible closure, interior layout, creed, or style number.",
        "Condition: unable to grade confidently because the interior, bottom, corners, and hardware are not shown; visible exterior appears generally intact but assessment is limited.",
        "No Coach identifier visible in any photo, so no Coach model can be ranked; silhouette with two-tone epi-textured body and whipstitched base is inconsistent with 1970s-1990s glove-tanned classics (City Bag, Court, Station, Willis, Dinky) which are smooth tone-on-tone with brass turnlock and unlined suede interior",
        "Condition: cannot grade - only one side view shown, no corners, bottom, interior, or strap detail; exterior side shown looks intact but full assessment unknown"
    ],
    "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: No turnlock, zipper pull, or other identifying hardware is visible; small side attachments are only partially visible.",
        "leather_description": "photo 1: Black heavily textured material with smooth-looking cream contrasting trim or lower panel; leather versus synthetic material is not determinable.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Two matching cream-colored top handles with visible edge stitching; attachment details are not fully shown.",
        "stitching_description": "photo 1: Regular visible stitching on the handles and distinctive repeated whipstitching along the black\/cream boundary; overall seam construction is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0024,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.42,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Structured handbag silhouette with two handles and contrasting black\/cream body.",
                    "photo 1: The item is shown with a ruler, indicating an approximately 18\u201320 inch overall width."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 1: The prominent decorative whipstitching and strongly textured black material do not resemble the typical unlined glove-tanned leather and restrained brass construction of classic vintage Coach.",
                    "photo 1: Hardware and closure details are largely absent from the supplied view, preventing a recognizable Coach model match."
                ],
                "missing_information": [
                    "Straight-on front and rear photos showing the entire bag.",
                    "Interior photo, especially the back wall, pockets, and any creed patch or fabric tag.",
                    "Close-up photos of all hardware, closures, handles, seams, and any labels.",
                    "Bottom, side, corner, and strap-attachment photos.",
                    "Seller-stated dimensions, material, country of manufacture, and any markings."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifier is visible, and the visible decorative construction is more consistent with a generic or lookalike fashion handbag than a documented Coach style.",
                    "photo 1: The apparent heavily textured upper material and contrasting lower panel are inconsistent with the classic vintage Coach construction visible in the supplied image; the exact material cannot be confirmed from this view."
                ],
                "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: No turnlock, zipper pull, or other identifying hardware is visible; small side attachments are only partially visible.",
                    "leather_description": "photo 1: Black heavily textured material with smooth-looking cream contrasting trim or lower panel; leather versus synthetic material is not determinable.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Two matching cream-colored top handles with visible edge stitching; attachment details are not fully shown.",
                    "stitching_description": "photo 1: Regular visible stitching on the handles and distinctive repeated whipstitching along the black\/cream boundary; overall seam construction is not fully assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is identifiable from the single repeated exterior view; there is no visible closure, interior layout, creed, or style number.",
                    "Condition: unable to grade confidently because the interior, bottom, corners, and hardware are not shown; visible exterior appears generally intact but assessment is limited."
                ],
                "confidence": 0.36,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.35,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.25,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-6 are duplicates of same side view only: request front, back, top, bottom, interior, creed patch straight-on in raking light",
                    "interior lining and creed patch not shown",
                    "turnlock \/ closure and full hardware not shown",
                    "hangtag and wordmark \/ horse-and-carriage not shown",
                    "zipper brand stamp and strap attachments not shown",
                    "seller-stated dimensions and materials"
                ],
                "negative_evidence": [
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1: upper leather has fine horizontal epi-like texture, not vintage Coach smooth glove-tanned cowhide",
                    "photo 1: two-tone black\/tan body with exposed whipstitch lacing at seam does not match classic Coach catalog silhouettes",
                    "photo 1: no solid brass turnlock, dogleash clips, or bead-chain hangtag visible",
                    "photos 1-6: all six images are near-duplicates of same side view, no interior, bottom, closure, or hardware close-up"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible except small dark zipper pull edge at left edge in photo 1; metal tone, branding, and turnlock geometry not visible",
                    "leather_description": "photo 1: two-tone bag - black upper with fine horizontal textured grain and tan smooth lower base joined by light whipstitch lacing; not glove-tanned smooth finish",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: prominent light whipstitch \/ blanket-stitch lacing along two-tone seam; fine edge stitching on tan shoulder strap",
                    "strap_construction": "photo 1: single thin light-tan shoulder strap, edge-stitched; attachments, length, buckle holes and clips not visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather-appearing handbag \/ shoulder bag with ruler showing ~15 in width"
                ],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo, so no Coach model can be ranked; silhouette with two-tone epi-textured body and whipstitched base is inconsistent with 1970s-1990s glove-tanned classics (City Bag, Court, Station, Willis, Dinky) which are smooth tone-on-tone with brass turnlock and unlined suede interior",
                    "Condition: cannot grade - only one side view shown, no corners, bottom, interior, or strap detail; exterior side shown looks intact but full assessment unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 23367,
            "output_tokens": 748,
            "total_tokens": 24115,
            "estimated_cost_usd": 0.011142
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24421,
            "output_tokens": 1312,
            "total_tokens": 25733,
            "estimated_cost_usd": 0.005934
        }
    ]
}