Vintage Coach Hunter

{
    "is_handbag_probability": 0.68,
    "coach_probability": 0.02,
    "vintage_probability": 0.615,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.88,
    "recommended_max_bid": 5,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Small beaded evening-purse silhouette and visible zipper closure confirm it is a handbag.",
        "photo 1: Ruler indicates an approximately 6-inch-wide small clutch or pouch."
    ],
    "negative_evidence": [
        "photo 1: Surface is covered in beadwork rather than Coach's characteristic leather or signature canvas.",
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, hangtag, or Coach-style leather construction.",
        "photo 2: Reverse is also fully beaded and shows no visible Coach identifier.",
        "photo 1: The decorative beadwork and small ball-chain zipper pull are inconsistent with the classic Coach handbag population.",
        "photo 1: all-over glass-bead construction, not glove-tanned leather",
        "photo 1, photo 2: no solid-brass hardware, no turnlock, no leather hangtag",
        "photo 1, photo 2: no COACH wordmark, horse-and-carriage, or creed patch visible",
        "photo 1, photo 2: oval zip pouch ~5in wide coin-purse silhouette, not a catalog Coach classic silhouette",
        "photo 1: silver-tone zip with ball-chain pull, inconsistent with vintage Coach solid-brass Talon\/YKK"
    ],
    "missing_information": [
        "Interior view and lining material.",
        "Close-up of zipper, closure, and interior labels.",
        "Side, bottom, and edge views to assess construction and condition.",
        "Seller-stated dimensions beyond the visible ruler.",
        "interior \/ lining not shown (photo 1-2: exterior only)",
        "no creed patch view to confirm maker",
        "no back \/ side \/ bottom detail beyond flat lay, no maker label shown"
    ],
    "authenticity_concerns": [],
    "possible_model_reasoning": [
        "The rounded, fully beaded evening-purse form does not match a recognizable Coach catalog model.",
        "The absence of any visible Coach identifier, combined with non-leather beadwork construction, makes this best treated as an unbranded vintage-style beaded clutch rather than Coach.",
        "Condition: Good to Very Good visually; bead loss, edge wear, and zipper function require inspection, while the interior is not shown.",
        "beaded zip pouch construction excludes Coach glove-tanned classics per triage rule; no hard identifier to decode",
        "size ~5in wide from ruler in photo 1-2 indicates coin purse \/ small evening pouch, not a Coach handbag model",
        "Condition: Good to Very Good for beading with some bead loss \/ wear center photo 1; full condition capped by no interior view"
    ],
    "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: Small zipper with a silver-tone ball-chain pull is visible; no Coach-engraved hardware is visible.",
        "leather_description": "no leather visible; exterior is white\/tan glass beads on fabric base (photo 1, photo 2)",
        "lining_description": "not_visible",
        "strap_construction": "No shoulder strap is visible in the provided photos; the item appears to be a clutch or pouch.",
        "stitching_description": "photo 1 and photo 2: Beaded textile surface with bead-covered edges; detailed seam stitching is not clearly visible."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0118,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.96,
                "coach_probability": 0.02,
                "vintage_probability": 0.63,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Small beaded evening-purse silhouette and visible zipper closure confirm it is a handbag.",
                    "photo 1: Ruler indicates an approximately 6-inch-wide small clutch or pouch."
                ],
                "negative_evidence": [
                    "photo 1: Surface is covered in beadwork rather than Coach's characteristic leather or signature canvas.",
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, hangtag, or Coach-style leather construction.",
                    "photo 2: Reverse is also fully beaded and shows no visible Coach identifier.",
                    "photo 1: The decorative beadwork and small ball-chain zipper pull are inconsistent with the classic Coach handbag population."
                ],
                "missing_information": [
                    "Interior view and lining material.",
                    "Close-up of zipper, closure, and interior labels.",
                    "Side, bottom, and edge views to assess construction and condition.",
                    "Seller-stated dimensions beyond the visible ruler."
                ],
                "authenticity_concerns": [],
                "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: Small zipper with a silver-tone ball-chain pull is visible; no Coach-engraved hardware is visible.",
                    "leather_description": "not_visible",
                    "lining_description": "not_visible",
                    "strap_construction": "No shoulder strap is visible in the provided photos; the item appears to be a clutch or pouch.",
                    "stitching_description": "photo 1 and photo 2: Beaded textile surface with bead-covered edges; detailed seam stitching is not clearly visible."
                },
                "possible_model_reasoning": [
                    "The rounded, fully beaded evening-purse form does not match a recognizable Coach catalog model.",
                    "The absence of any visible Coach identifier, combined with non-leather beadwork construction, makes this best treated as an unbranded vintage-style beaded clutch rather than Coach.",
                    "Condition: Good to Very Good visually; bead loss, edge wear, and zipper function require inspection, while the interior is not shown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 5,
                "estimated_resale_low": 8,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.4,
                "missing_information": [
                    "interior \/ lining not shown (photo 1-2: exterior only)",
                    "no creed patch view to confirm maker",
                    "no back \/ side \/ bottom detail beyond flat lay, no maker label shown"
                ],
                "negative_evidence": [
                    "photo 1: all-over glass-bead construction, not glove-tanned leather",
                    "photo 1, photo 2: no solid-brass hardware, no turnlock, no leather hangtag",
                    "photo 1, photo 2: no COACH wordmark, horse-and-carriage, or creed patch visible",
                    "photo 1, photo 2: oval zip pouch ~5in wide coin-purse silhouette, not a catalog Coach classic silhouette",
                    "photo 1: silver-tone zip with ball-chain pull, inconsistent with vintage Coach solid-brass Talon\/YKK"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small silver-tone zipper with ball-chain and ball end pull visible photo 1; no turnlock, no brass hardware",
                    "leather_description": "no leather visible; exterior is white\/tan glass beads on fabric base (photo 1, photo 2)",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; beadwork only, no leather stitching visible",
                    "strap_construction": "no strap visible; small clutch \/ coin-purse pouch only",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "beaded zip pouch construction excludes Coach glove-tanned classics per triage rule; no hard identifier to decode",
                    "size ~5in wide from ruler in photo 1-2 indicates coin purse \/ small evening pouch, not a Coach handbag model",
                    "Condition: Good to Very Good for beading with some bead loss \/ wear center photo 1; full condition capped by no interior view"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19663,
            "output_tokens": 702,
            "total_tokens": 20365,
            "estimated_cost_usd": 0.00955
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20288,
            "output_tokens": 1187,
            "total_tokens": 21475,
            "estimated_cost_usd": 0.005007
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    ]
}