Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.03,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.385,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.51,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the listing shows a mixed lot of several bags, with no clearly legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: the large left bag has a prominent decorative gold medallion and appears fabric or synthetic rather than a classic glove-tanned Coach leather construction.",
        "photo 1: the center item has crocodile-embossed material and an unreadable small metal plaque, with no visible Coach identifier.",
        "photo 1: the right item appears to be a thin black fabric or synthetic crossbody pouch; no Coach branding is visible.",
        "photo 1: multi-bag black lot with no visible Coach creed, wordmark, hangtag or turnlock",
        "photo 1: large gold-tone circular medallion on zip-top crossbody is not Coach turnlock geometry",
        "photo 1: croc-embossed wallet with silver-tone front plate, sequined pouch, nylon-like pouch - materials inconsistent with vintage glove-tanned Coach",
        "photo 1: thin crossbody straps, zip-top closures, no solid brass hardware or unlined glove-tanned leather visible"
    ],
    "missing_information": [
        "Separate, well-lit photos of each bag front and back.",
        "Interior views of each bag, especially the back wall and slip pockets where a creed patch could appear.",
        "Close-ups of all logos, plaques, hardware, zipper pulls, and hangtags.",
        "Bottom, corners, strap attachments, and material\/lining details for each item.",
        "photo 1 only: single dark low-resolution overhead shot of 4-5 item lot, no detail views",
        "creed patch \/ interior views for any item not shown",
        "front\/back\/bottom\/interior\/hardware close-ups for each bag not shown",
        "hangtag, wordmark, zipper-pull stamps not legible",
        "dimensions and materials not stated"
    ],
    "authenticity_concerns": [
        "photo 1: the visible decorative medallion and crocodile-embossed synthetic-looking item are generic brand cues rather than Coach identifiers.",
        "photo 1: the lot contains mixed styles and materials with no visible Coach evidence; the items cannot be matched to a consistent Coach era or model."
    ],
    "possible_model_reasoning": [
        "photo 1: no Coach model can be reasonably proposed from the single wide lot photo.",
        "photo 1: the decorative medallion and mixed synthetic-looking materials are more consistent with generic contemporary accessories than vintage Coach.",
        "Condition: not gradable for individual items; interiors, bottoms, corners, and strap details are not shown.",
        "lot of 4-5 modern black small bags\/wallets, none matches Coach catalog silhouette, closure or hardware",
        "no identifiers to decode for era; construction suggests modern fast-fashion\/mall brands",
        "Condition: unknown; single dark photo precludes grading, appears used"
    ],
    "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: gold-tone decorative medallion on the left bag and small gold-tone zipper hardware; details are too small to assess. No Coach engraving is legible.",
        "leather_description": "photo 1: materials appear to include fabric or synthetic material, crocodile-embossed material, and a thin black textile or synthetic pouch; genuine leather is not established.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: thin shoulder straps are visible on the left and right items; attachment and construction details are not clear.",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0038,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.52,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the listing shows a mixed lot of several bags, with no clearly legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 1: the large left bag has a prominent decorative gold medallion and appears fabric or synthetic rather than a classic glove-tanned Coach leather construction.",
                    "photo 1: the center item has crocodile-embossed material and an unreadable small metal plaque, with no visible Coach identifier.",
                    "photo 1: the right item appears to be a thin black fabric or synthetic crossbody pouch; no Coach branding is visible."
                ],
                "missing_information": [
                    "Separate, well-lit photos of each bag front and back.",
                    "Interior views of each bag, especially the back wall and slip pockets where a creed patch could appear.",
                    "Close-ups of all logos, plaques, hardware, zipper pulls, and hangtags.",
                    "Bottom, corners, strap attachments, and material\/lining details for each item."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible decorative medallion and crocodile-embossed synthetic-looking item are generic brand cues rather than Coach identifiers.",
                    "photo 1: the lot contains mixed styles and materials with no visible Coach evidence; the items cannot be matched to a consistent Coach era or model."
                ],
                "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: gold-tone decorative medallion on the left bag and small gold-tone zipper hardware; details are too small to assess. No Coach engraving is legible.",
                    "leather_description": "photo 1: materials appear to include fabric or synthetic material, crocodile-embossed material, and a thin black textile or synthetic pouch; genuine leather is not established.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: thin shoulder straps are visible on the left and right items; attachment and construction details are not clear.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "photo 1: no Coach model can be reasonably proposed from the single wide lot photo.",
                    "photo 1: the decorative medallion and mixed synthetic-looking materials are more consistent with generic contemporary accessories than vintage Coach.",
                    "Condition: not gradable for individual items; interiors, bottoms, corners, and strap details are not shown."
                ],
                "confidence": 0.42,
                "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": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.6,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 5,
                "image_quality_score": 0.25,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1 only: single dark low-resolution overhead shot of 4-5 item lot, no detail views",
                    "creed patch \/ interior views for any item not shown",
                    "front\/back\/bottom\/interior\/hardware close-ups for each bag not shown",
                    "hangtag, wordmark, zipper-pull stamps not legible",
                    "dimensions and materials not stated"
                ],
                "negative_evidence": [
                    "photo 1: multi-bag black lot with no visible Coach creed, wordmark, hangtag or turnlock",
                    "photo 1: large gold-tone circular medallion on zip-top crossbody is not Coach turnlock geometry",
                    "photo 1: croc-embossed wallet with silver-tone front plate, sequined pouch, nylon-like pouch - materials inconsistent with vintage glove-tanned Coach",
                    "photo 1: thin crossbody straps, zip-top closures, no solid brass hardware or unlined glove-tanned leather visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone circular medallion on one bag; otherwise dark, indistinct, not_visible in detail",
                    "leather_description": "black smooth and croc-embossed materials appear synthetic \/ coated, not glove-tanned full-grain; poor light",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin dark crossbody straps visible but attachment and clips not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "lot of 4-5 modern black small bags\/wallets, none matches Coach catalog silhouette, closure or hardware",
                    "no identifiers to decode for era; construction suggests modern fast-fashion\/mall brands",
                    "Condition: unknown; single dark photo precludes grading, appears used"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "input_tokens": 15535,
            "output_tokens": 749,
            "total_tokens": 16284,
            "estimated_cost_usd": 0.008012
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 15824,
            "output_tokens": 1162,
            "total_tokens": 16986,
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}