Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.165,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.5,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.76,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the item appears to be a black pleated textile evening clutch with a beaded strap, not a leather Coach handbag.",
        "photo 1: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag is visible.",
        "photo 1: the pleated satin-like textile construction and decorative beaded strap do not match the typical glove-tanned leather and brass-hardware Coach classic construction.",
        "photo 1: body appears black pleated satin\/fabric, not glove-tanned cowhide",
        "photo 1: no solid brass hardware, no turnlock, no buckles or dogleash clips visible",
        "photo 1: thin black beaded cord strap, not Coach leather strap construction",
        "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1: evening clutch silhouette with pleating has no match in vintage Coach catalog"
    ],
    "missing_information": [
        "photo 1: interior, closure, lining, and any sewn-in brand or care labels are not shown.",
        "photo 1: reverse side, bottom, hardware, and strap attachment details are not shown.",
        "photo 1: no close-up of any interior label or stamp is provided.",
        "interior views and lining - not shown in any photo",
        "back, side, bottom and closure detail - only one front view repeated",
        "creed patch close-up to verify branding",
        "hardware and strap attachment close-ups",
        "seller-stated dimensions and material"
    ],
    "authenticity_concerns": [
        "photo 1: no Coach identifiers or Coach-consistent construction are visible; this should be treated as a generic evening clutch rather than a Coach item.",
        "photo 1: satin-like pleated fabric body inconsistent with vintage Coach glove-tanned leather construction",
        "photo 1: no Coach identifiers visible to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 1: the rectangular pleated silhouette and beaded strap are consistent with a generic evening clutch, not a recognizable Coach catalog model.",
        "Condition: approximately Good to Very Good based on visible wrinkling and handling creases; interior and functional closure are not shown.",
        "No Coach model fits: pleated satin evening clutch with beaded strap does not match any classic glove-tanned style like Dinky, Court, Willis, City Bag",
        "Construction and material point to generic non-Coach evening bag, not Coach",
        "Condition: unable to grade fully from single front view only; exterior front shows light wrinkling of fabric but no interior, corners, or bottom shown"
    ],
    "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 metal closure or hardware is visible; a black beaded strap is visible.",
        "leather_description": "photo 1: material appears to be black satin-like or synthetic textile, not leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: narrow black beaded shoulder strap.",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0062,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.65,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the item appears to be a black pleated textile evening clutch with a beaded strap, not a leather Coach handbag.",
                    "photo 1: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag is visible.",
                    "photo 1: the pleated satin-like textile construction and decorative beaded strap do not match the typical glove-tanned leather and brass-hardware Coach classic construction."
                ],
                "missing_information": [
                    "photo 1: interior, closure, lining, and any sewn-in brand or care labels are not shown.",
                    "photo 1: reverse side, bottom, hardware, and strap attachment details are not shown.",
                    "photo 1: no close-up of any interior label or stamp is provided."
                ],
                "authenticity_concerns": [
                    "photo 1: no Coach identifiers or Coach-consistent construction are visible; this should be treated as a generic evening clutch rather than a Coach item."
                ],
                "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 metal closure or hardware is visible; a black beaded strap is visible.",
                    "leather_description": "photo 1: material appears to be black satin-like or synthetic textile, not leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: narrow black beaded shoulder strap.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "photo 1: the rectangular pleated silhouette and beaded strap are consistent with a generic evening clutch, not a recognizable Coach catalog model.",
                    "Condition: approximately Good to Very Good based on visible wrinkling and handling creases; interior and functional closure are not shown."
                ],
                "confidence": 0.72,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: satin-like pleated fabric body inconsistent with vintage Coach glove-tanned leather construction",
                    "photo 1: no Coach identifiers visible to support Coach manufacture"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior views and lining - not shown in any photo",
                    "back, side, bottom and closure detail - only one front view repeated",
                    "creed patch close-up to verify branding",
                    "hardware and strap attachment close-ups",
                    "seller-stated dimensions and material"
                ],
                "negative_evidence": [
                    "photo 1: body appears black pleated satin\/fabric, not glove-tanned cowhide",
                    "photo 1: no solid brass hardware, no turnlock, no buckles or dogleash clips visible",
                    "photo 1: thin black beaded cord strap, not Coach leather strap construction",
                    "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1: evening clutch silhouette with pleating has no match in vintage Coach catalog"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware visible; only thin black beaded cord strap at edges",
                    "leather_description": "no leather visible; appears to be black satin\/synthetic pleated fabric",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin black beaded cord shoulder strap, attachment not visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: pleated satin evening clutch with beaded strap does not match any classic glove-tanned style like Dinky, Court, Willis, City Bag",
                    "Construction and material point to generic non-Coach evening bag, not Coach",
                    "Condition: unable to grade fully from single front view only; exterior front shows light wrinkling of fabric but no interior, corners, or bottom shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 628,
            "total_tokens": 29409,
            "estimated_cost_usd": 0.01302
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30094,
            "output_tokens": 1239,
            "total_tokens": 31333,
            "estimated_cost_usd": 0.00701
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}