Vintage Coach Hunter

{
    "is_handbag_probability": 0.64,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.61,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.83,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: visible item is a small rectangular clutch or pouch with hair-on hide and bright blue whipstitching, unlike the documented classic Coach construction",
        "photo 2: no visible Coach wordmark, creed patch, horse-and-carriage emblem, hangtag, turnlock, or recognizable Coach silhouette",
        "photo 1: the exposed hair-on hide and decorative contrasting lacing are not typical evidence of vintage Coach glove-tanned leather goods",
        "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1, photo 2: no turnlock or brass hardware of any kind visible",
        "photo 1, photo 2: tan hair-on-hide with crude large blue whipstitch side seams - not Coach glove-tanned cowhide construction",
        "photo 1, photo 2: simple handmade clutch \/ wallet pouch silhouette with no strap, no flap, no Coach catalog match"
    ],
    "missing_information": [
        "Interior view, including any label or creed patch",
        "Back, bottom, side, and closure views",
        "Any strap or chain attachment details",
        "Close-up photographs of all hardware, tags, and stitching",
        "Seller-stated dimensions are provided as 10x5 but are not independently verifiable from the photos",
        "interior view emptied to check for creed patch or lining",
        "back \/ side \/ bottom views and close-up of edges and closure",
        "hardware close-up if any hardware exists",
        "dimensions and strap if any - no strap or closure visible"
    ],
    "authenticity_concerns": [
        "photo 1: construction appears to be a generic or artisan hair-on-hide clutch rather than a Coach handbag",
        "photo 2: absence of visible Coach identifiers prevents any positive Coach attribution"
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match from the visible front view; the item lacks the flap-and-turnlock, structured glove-tanned leather, or branded identifiers associated with common vintage Coach styles.",
        "photo 1: condition appears approximately Good, with the exterior visible and intact but with no interior, bottom, or closure views; condition cannot be fully graded.",
        "No Coach identifiers visible in either photo - no creed, wordmark, hangtag, turnlock, or solid-brass hardware to decode era from",
        "Construction - hair-on-hide plus contrasting hand whipstitch - is inconsistent with vintage Coach glove-tanned classics and with modern Coach lines",
        "Silhouette is a simple unlined stitch-edge clutch pouch, not a catalog Coach style; silhouette alone never proves Coach",
        "Condition: appears New as listed in title (photo 1, photo 2: clean fur, no wear visible) but interior, edges and closure not shown so full grade 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": "not_visible - no hardware visible in photos",
        "leather_description": "photo 1: tan hair-on hide or fur-textured leather-like exterior with contrasting blue whipstitching along both sides",
        "lining_description": "not_visible - interior not shown",
        "strap_construction": "not_visible - no strap visible",
        "stitching_description": "photo 1: prominent bright blue decorative whipstitching at the side edges; full seam construction is not visible"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0138,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.93,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: visible item is a small rectangular clutch or pouch with hair-on hide and bright blue whipstitching, unlike the documented classic Coach construction",
                    "photo 2: no visible Coach wordmark, creed patch, horse-and-carriage emblem, hangtag, turnlock, or recognizable Coach silhouette",
                    "photo 1: the exposed hair-on hide and decorative contrasting lacing are not typical evidence of vintage Coach glove-tanned leather goods"
                ],
                "missing_information": [
                    "Interior view, including any label or creed patch",
                    "Back, bottom, side, and closure views",
                    "Any strap or chain attachment details",
                    "Close-up photographs of all hardware, tags, and stitching",
                    "Seller-stated dimensions are provided as 10x5 but are not independently verifiable from the photos"
                ],
                "authenticity_concerns": [
                    "photo 1: construction appears to be a generic or artisan hair-on-hide clutch rather than a Coach handbag",
                    "photo 2: absence of visible Coach identifiers prevents any positive Coach attribution"
                ],
                "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": "not_visible",
                    "leather_description": "photo 1: tan hair-on hide or fur-textured leather-like exterior with contrasting blue whipstitching along both sides",
                    "lining_description": "not_visible",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1: prominent bright blue decorative whipstitching at the side edges; full seam construction is not visible"
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match from the visible front view; the item lacks the flap-and-turnlock, structured glove-tanned leather, or branded identifiers associated with common vintage Coach styles.",
                    "photo 1: condition appears approximately Good, with the exterior visible and intact but with no interior, bottom, or closure views; condition cannot be fully graded."
                ],
                "confidence": 0.81,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.35,
                "missing_information": [
                    "interior view emptied to check for creed patch or lining",
                    "back \/ side \/ bottom views and close-up of edges and closure",
                    "hardware close-up if any hardware exists",
                    "dimensions and strap if any - no strap or closure visible"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1, photo 2: no turnlock or brass hardware of any kind visible",
                    "photo 1, photo 2: tan hair-on-hide with crude large blue whipstitch side seams - not Coach glove-tanned cowhide construction",
                    "photo 1, photo 2: simple handmade clutch \/ wallet pouch silhouette with no strap, no flap, no Coach catalog match"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no hardware visible in photos",
                    "leather_description": "photo 1, photo 2: tan \/ caramel hair-on-hide fur exterior",
                    "lining_description": "not_visible - interior not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1, photo 2: large hand-done blue whipstitch \/ lacing along both side edges, not Coach tight matched machine stitching",
                    "strap_construction": "not_visible - no strap visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in either photo - no creed, wordmark, hangtag, turnlock, or solid-brass hardware to decode era from",
                    "Construction - hair-on-hide plus contrasting hand whipstitch - is inconsistent with vintage Coach glove-tanned classics and with modern Coach lines",
                    "Silhouette is a simple unlined stitch-edge clutch pouch, not a catalog Coach style; silhouette alone never proves Coach",
                    "Condition: appears New as listed in title (photo 1, photo 2: clean fur, no wear visible) but interior, edges and closure not shown so full grade unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
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            "output_tokens": 593,
            "total_tokens": 20241,
            "estimated_cost_usd": 0.009282
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20274,
            "output_tokens": 1177,
            "total_tokens": 21451,
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}