Vintage Coach Hunter

{
    "is_handbag_probability": 0.905,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.895,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.965,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 16,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: Clearly a tote-style bag with two fabric handles and foldable construction.",
        "photo 3: Packaging identifies it as a Halloween II treat bag and shows Universal licensing."
    ],
    "negative_evidence": [
        "photo 1: Bag is made from printed fabric with an all-over Michael Myers\/Halloween graphic, not Coach glove-tanned leather or Coach signature canvas.",
        "photo 4: Packaging states \"Made in China\" and identifies the manufacturer as amscan, Inc.; no Coach branding is visible.",
        "photo 1: No Coach wordmark, horse-and-carriage emblem, creed patch, leather hangtag, or vintage brass hardware is visible.",
        "photo 2: Construction is a lightweight foldable fabric tote, inconsistent with the vintage Coach handbag population.",
        "photo 2: thin foldable printed fabric tote with Halloween II graphics, not leather",
        "photo 3: retail hang card reads HALLOWEEN II TREAT BAG, Universal licensed, not Coach",
        "photo 5: back of card shows amscan Inc., Made in China, barcode No. 370616 - novelty party item",
        "photos 1-6: no creed patch, no COACH wordmark, no leather hangtag, no brass hardware, no turnlock"
    ],
    "missing_information": [
        "photo 1: Interior, bottom, seams, and any sewn-in manufacturer label are not shown in detail.",
        "photo 1: No close-up of the inside or care\/material label is provided, although these would not be expected to indicate Coach based on the packaging."
    ],
    "authenticity_concerns": [
        "photo 3: The packaging identifies a licensed Halloween II\/Universal novelty tote made by amscan, not a Coach product.",
        "photo 1: Fabric novelty-tote construction is fundamentally inconsistent with a vintage Coach leather handbag."
    ],
    "possible_model_reasoning": [
        "No Coach model is plausible: the item is a licensed Halloween II foldable fabric treat tote rather than a Coach handbag.",
        "photo 3: The printed package gives dimensions of 16 x 16.5 inches and identifies the item as a treat bag.",
        "Condition: New in package, based on photos 3\u20134; no wear is apparent.",
        "Not a Coach silhouette, material, or construction: foldable polyester-type licensed treat tote vs glove-tanned leather handbag",
        "Branding is Halloween II \/ Universal \/ amscan, fully documented in photos 3 and 5, inconsistent with any Coach era",
        "Condition: New with retail card as shown in photo 3 and photo 5"
    ],
    "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 metal hardware visible",
        "leather_description": "No leather visible; printed lightweight fabric is visible in photos 1\u20132 and 4.",
        "lining_description": "not_visible - appears unlined single-layer fabric",
        "strap_construction": "Two sewn fabric carry handles, visible in photos 2 and 4.",
        "stitching_description": "Basic sewn fabric construction is visible; detailed stitching quality is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.96,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.94,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: Clearly a tote-style bag with two fabric handles and foldable construction.",
                    "photo 3: Packaging identifies it as a Halloween II treat bag and shows Universal licensing."
                ],
                "negative_evidence": [
                    "photo 1: Bag is made from printed fabric with an all-over Michael Myers\/Halloween graphic, not Coach glove-tanned leather or Coach signature canvas.",
                    "photo 4: Packaging states \"Made in China\" and identifies the manufacturer as amscan, Inc.; no Coach branding is visible.",
                    "photo 1: No Coach wordmark, horse-and-carriage emblem, creed patch, leather hangtag, or vintage brass hardware is visible.",
                    "photo 2: Construction is a lightweight foldable fabric tote, inconsistent with the vintage Coach handbag population."
                ],
                "missing_information": [
                    "photo 1: Interior, bottom, seams, and any sewn-in manufacturer label are not shown in detail.",
                    "photo 1: No close-up of the inside or care\/material label is provided, although these would not be expected to indicate Coach based on the packaging."
                ],
                "authenticity_concerns": [
                    "photo 3: The packaging identifies a licensed Halloween II\/Universal novelty tote made by amscan, not a Coach product.",
                    "photo 1: Fabric novelty-tote construction is fundamentally inconsistent with a vintage Coach leather handbag."
                ],
                "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": "No leather visible; printed lightweight fabric is visible in photos 1\u20132 and 4.",
                    "lining_description": "not_visible",
                    "strap_construction": "Two sewn fabric carry handles, visible in photos 2 and 4.",
                    "stitching_description": "Basic sewn fabric construction is visible; detailed stitching quality is not assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is plausible: the item is a licensed Halloween II foldable fabric treat tote rather than a Coach handbag.",
                    "photo 3: The printed package gives dimensions of 16 x 16.5 inches and identifies the item as a treat bag.",
                    "Condition: New in package, based on photos 3\u20134; no wear is apparent."
                ],
                "confidence": 0.96,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 12,
                "estimated_resale_low": 5,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.85,
                "missing_information": [],
                "negative_evidence": [
                    "photo 2: thin foldable printed fabric tote with Halloween II graphics, not leather",
                    "photo 3: retail hang card reads HALLOWEEN II TREAT BAG, Universal licensed, not Coach",
                    "photo 5: back of card shows amscan Inc., Made in China, barcode No. 370616 - novelty party item",
                    "photos 1-6: no creed patch, no COACH wordmark, no leather hangtag, no brass hardware, no turnlock"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible",
                    "leather_description": "no leather - thin printed synthetic fabric with Halloween II Michael Myers print",
                    "lining_description": "not_visible - appears unlined single-layer fabric",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - simple sewn fabric construction, no leather stitching to assess",
                    "strap_construction": "thin same-fabric tote handles, sewn on, no brass attachments",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette, material, or construction: foldable polyester-type licensed treat tote vs glove-tanned leather handbag",
                    "Branding is Halloween II \/ Universal \/ amscan, fully documented in photos 3 and 5, inconsistent with any Coach era",
                    "Condition: New with retail card as shown in photo 3 and photo 5"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26906,
            "output_tokens": 675,
            "total_tokens": 27581,
            "estimated_cost_usd": 0.012382
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 28089,
            "output_tokens": 1177,
            "total_tokens": 29266,
            "estimated_cost_usd": 0.006559
        }
    ]
}