Vintage Coach Hunter

{
    "is_handbag_probability": 0.84,
    "coach_probability": 0.03,
    "vintage_probability": 0.325,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.855,
    "recommended_max_bid": 9,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Small handbag\/coin-purse silhouette with a framed kisslock closure and shoulder chain.",
        "photo 4: Approximate dimensions are visible at about 6 inches wide and 5 inches tall, consistent with a small purse rather than a wallet-only item."
    ],
    "negative_evidence": [
        "photo 1: Orange gathered textile body, shiny silver-tone frame, and fine metal chain do not match the usual leather-and-brass construction of classic vintage Coach.",
        "photo 2: Frame and chain hardware are silver-tone and generic, with no visible Coach engraving.",
        "photo 3: Interior is fabric-lined and shows no visible leather creed patch, Coach label, or serial\/style number.",
        "photo 5: Exterior view shows no Coach wordmark, horse-and-carriage mark, hangtag, or other brand identifier.",
        "photo 1,4,5: body is orange woven fabric, not glove-tanned leather",
        "photo 1,2,3: silver-tone kisslock frame and snake-chain strap, not solid brass Coach turnlock \/ leather strap hardware",
        "photo 3: dark navy fabric lining with no creed patch on back wall",
        "photo 1-5: no COACH wordmark, horse-and-carriage, hangtag, or creed visible"
    ],
    "missing_information": [
        "A straight-on photo of every interior wall and pocket, including any sewn-in label.",
        "Close-up photos of the frame, clasp, chain attachments, and any hardware markings.",
        "Bottom, side, and seam views to assess construction and material.",
        "Seller-stated material and approximate age, although these would not substitute for visible branding evidence.",
        "photo 3: interior label \/ maker mark close-up not shown - check inside lining seams for any fabric tag",
        "photo 1-5: no leather, creed patch, hangtag, or stamped hardware visible to support Coach"
    ],
    "authenticity_concerns": [
        "The bag lacks any visible Coach identifier and its generic textile, silver-tone frame, and chain construction are more consistent with a non-Coach vintage-style purse.",
        "The kisslock frame is not a Coach turnlock and does not provide meaningful Coach evidence.",
        "photo 1-5: no creed, wordmark, or Coach hardware to authenticate; construction inconsistent with any Coach era"
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the visible evidence. The framed kisslock and gathered textile body are generic coin-purse\/party-purse features and are not sufficient to identify a Coach Cashin-era item.",
        "The visible material and silver-tone hardware do not support a classic glove-tanned Coach identification.",
        "Condition appears Very Good based on clean-looking exterior and intact frame\/chain in photos 1-5; interior condition is only partly visible and odor cannot be assessed.",
        "No Coach model fits: fabric kisslock coin purse with silver frame and chain strap matches no catalog style in 4.1-4.3",
        "Era reasoning: fabric evening-purse construction with plated hardware and synthetic lining is inconsistent with vintage glove-tanned Coach; assessed as non-Coach",
        "Condition: Very Good to Excellent; fabric appears clean and uniform (photo 1,4,5), frame unmarked (photo 2), interior clean (photo 3), no bottom\/corners to grade"
    ],
    "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": "Visible silver-tone framed kisslock closure, side loops, and fine metal shoulder chain; no markings are legible.",
        "leather_description": "not_visible; exterior appears to be gathered orange textile or synthetic fabric rather than leather.",
        "lining_description": "Dark fabric lining is visible in photo 3; no label is visible.",
        "strap_construction": "Fine silver-tone chain shoulder strap attached at both upper sides with small rings.",
        "stitching_description": "not_visible; gathered body construction is visible, but individual seam stitching cannot be assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0036,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Small handbag\/coin-purse silhouette with a framed kisslock closure and shoulder chain.",
                    "photo 4: Approximate dimensions are visible at about 6 inches wide and 5 inches tall, consistent with a small purse rather than a wallet-only item."
                ],
                "negative_evidence": [
                    "photo 1: Orange gathered textile body, shiny silver-tone frame, and fine metal chain do not match the usual leather-and-brass construction of classic vintage Coach.",
                    "photo 2: Frame and chain hardware are silver-tone and generic, with no visible Coach engraving.",
                    "photo 3: Interior is fabric-lined and shows no visible leather creed patch, Coach label, or serial\/style number.",
                    "photo 5: Exterior view shows no Coach wordmark, horse-and-carriage mark, hangtag, or other brand identifier."
                ],
                "missing_information": [
                    "A straight-on photo of every interior wall and pocket, including any sewn-in label.",
                    "Close-up photos of the frame, clasp, chain attachments, and any hardware markings.",
                    "Bottom, side, and seam views to assess construction and material.",
                    "Seller-stated material and approximate age, although these would not substitute for visible branding evidence."
                ],
                "authenticity_concerns": [
                    "The bag lacks any visible Coach identifier and its generic textile, silver-tone frame, and chain construction are more consistent with a non-Coach vintage-style purse.",
                    "The kisslock frame is not a Coach turnlock and does not provide meaningful Coach evidence."
                ],
                "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": "Visible silver-tone framed kisslock closure, side loops, and fine metal shoulder chain; no markings are legible.",
                    "leather_description": "not_visible; exterior appears to be gathered orange textile or synthetic fabric rather than leather.",
                    "lining_description": "Dark fabric lining is visible in photo 3; no label is visible.",
                    "strap_construction": "Fine silver-tone chain shoulder strap attached at both upper sides with small rings.",
                    "stitching_description": "not_visible; gathered body construction is visible, but individual seam stitching cannot be assessed."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the visible evidence. The framed kisslock and gathered textile body are generic coin-purse\/party-purse features and are not sufficient to identify a Coach Cashin-era item.",
                    "The visible material and silver-tone hardware do not support a classic glove-tanned Coach identification.",
                    "Condition appears Very Good based on clean-looking exterior and intact frame\/chain in photos 1-5; interior condition is only partly visible and odor cannot be assessed."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: no creed, wordmark, or Coach hardware to authenticate; construction inconsistent with any Coach era"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.7,
                "missing_information": [
                    "photo 3: interior label \/ maker mark close-up not shown - check inside lining seams for any fabric tag",
                    "photo 1-5: no leather, creed patch, hangtag, or stamped hardware visible to support Coach"
                ],
                "negative_evidence": [
                    "photo 1,4,5: body is orange woven fabric, not glove-tanned leather",
                    "photo 1,2,3: silver-tone kisslock frame and snake-chain strap, not solid brass Coach turnlock \/ leather strap hardware",
                    "photo 3: dark navy fabric lining with no creed patch on back wall",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, hangtag, or creed visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone kisslock frame with ball clasps and thin silver-tone snake-chain wrist strap; bright plated, not solid brass",
                    "leather_description": "no leather visible; orange woven \/ felt-like fabric body gathered at frame",
                    "lining_description": "dark navy blue fabric lining visible in photo 3, no creed patch",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; body gathered into frame, no leather stitching visible",
                    "strap_construction": "thin silver-tone metal snake-chain short strap attached with small split rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: fabric kisslock coin purse with silver frame and chain strap matches no catalog style in 4.1-4.3",
                    "Era reasoning: fabric evening-purse construction with plated hardware and synthetic lining is inconsistent with vintage glove-tanned Coach; assessed as non-Coach",
                    "Condition: Very Good to Excellent; fabric appears clean and uniform (photo 1,4,5), frame unmarked (photo 2), interior clean (photo 3), no bottom\/corners to grade"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17629,
            "output_tokens": 826,
            "total_tokens": 18455,
            "estimated_cost_usd": 0.009034
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18137,
            "output_tokens": 1369,
            "total_tokens": 19506,
            "estimated_cost_usd": 0.004723
        }
    ]
}