Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.815,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Leather-like brown shoulder-bag construction and tassel details are visible.",
        "photo 4: The bag has a flap, long strap, multiple compartments, and zip closures."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, hangtag, or recognizable Coach hardware.",
        "photo 5: The interior uses a bold striped fabric lining, unlike the unlined interiors typical of many classic vintage Coach leather styles.",
        "photo 6: The visible circular hardware marking reads as a hardware\/manufacturing mark rather than a Coach creed or serial patch.",
        "photos 1-6: The tassel, magnetic snaps, rounded flap, and multiple zippered compartments are generic features widely used on non-Coach bags.",
        "photo 5: black-and-white striped synthetic fabric lining, not unlined glove-tanned suede",
        "photo 4: magnetic snap closure, no turnlock of any geometry",
        "photo 1-3: bright gold-tone plated hardware with chain tassel zipper pulls, not solid brass vintage hardware",
        "photo 1-5: thin pebbled faux-leather with sheen and soft drape, not full-grain glove-tanned cowhide",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
    ],
    "missing_information": [
        "photo 2: A complete front and back view with the bag laid flat.",
        "photo 5: Clear photographs of every interior wall, pocket, and seam for any sewn-in brand or fabric label.",
        "photo 6: A close-up of the circular hardware mark and all zipper pulls.",
        "photo 1: Clear photographs of the strap attachment points, bottom, and corners.",
        "Seller-stated material, dimensions, country of manufacture, and any interior label information.",
        "bottom and side views not shown to assess wear",
        "material \/ brand tag inside pocket not shown in close-up"
    ],
    "authenticity_concerns": [
        "photos 1-6: The construction is consistent with a generic contemporary leather-like or fashion bag, not a documented Coach model.",
        "photo 5: Striped synthetic-looking lining and multiple zip compartments do not match the strongest vintage Coach classic construction cues.",
        "photo 6: The visible hardware marking is not a Coach creed or standard Coach style-number identifier."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
        "photo 5: The multi-compartment zippered shoulder-bag layout and striped lining are more consistent with a generic modern shoulder bag.",
        "Condition: approximately Good to Very Good based on visible creasing and soft handling; corners, underside, odor, and full strap condition are not adequately shown.",
        "No Coach silhouette match: flap with magnetic snap plus zip compartments and tassels does not match City Bag, Willis, Court, Dinky or other catalog styles",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no solid-brass turnlock in any photo",
        "Construction points to modern fast-fashion: striped poly lining, plated magnetic hardware, faux pebbled material",
        "Condition: Like New to Excellent; surface looks clean and uncreased in photos 1-4, but bottom\/corners not shown so grade capped"
    ],
    "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": "photos 1-6: Gold-tone and silver-tone-looking hardware, magnetic snaps, zipper pulls, tassel fittings, and a circular snap\/hardware piece with a visible non-creed marking.",
        "leather_description": "photos 1-4: Brown, smooth-to-lightly-grained leather-like material; genuine leather cannot be confirmed from these photos.",
        "lining_description": "photo 5: Blue-and-white striped fabric lining with several compartments and zippered sections.",
        "strap_construction": "photos 1-4: Long, narrow adjustable-looking shoulder strap attached at side hardware; strap construction and condition are only partly visible.",
        "stitching_description": "photos 1-5: Visible perimeter stitching appears generally even, though the close and somewhat soft images do not allow a detailed stitch assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "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": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Leather-like brown shoulder-bag construction and tassel details are visible.",
                    "photo 4: The bag has a flap, long strap, multiple compartments, and zip closures."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, hangtag, or recognizable Coach hardware.",
                    "photo 5: The interior uses a bold striped fabric lining, unlike the unlined interiors typical of many classic vintage Coach leather styles.",
                    "photo 6: The visible circular hardware marking reads as a hardware\/manufacturing mark rather than a Coach creed or serial patch.",
                    "photos 1-6: The tassel, magnetic snaps, rounded flap, and multiple zippered compartments are generic features widely used on non-Coach bags."
                ],
                "missing_information": [
                    "photo 2: A complete front and back view with the bag laid flat.",
                    "photo 5: Clear photographs of every interior wall, pocket, and seam for any sewn-in brand or fabric label.",
                    "photo 6: A close-up of the circular hardware mark and all zipper pulls.",
                    "photo 1: Clear photographs of the strap attachment points, bottom, and corners.",
                    "Seller-stated material, dimensions, country of manufacture, and any interior label information."
                ],
                "authenticity_concerns": [
                    "photos 1-6: The construction is consistent with a generic contemporary leather-like or fashion bag, not a documented Coach model.",
                    "photo 5: Striped synthetic-looking lining and multiple zip compartments do not match the strongest vintage Coach classic construction cues.",
                    "photo 6: The visible hardware marking is not a Coach creed or standard Coach style-number identifier."
                ],
                "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": "photos 1-6: Gold-tone and silver-tone-looking hardware, magnetic snaps, zipper pulls, tassel fittings, and a circular snap\/hardware piece with a visible non-creed marking.",
                    "leather_description": "photos 1-4: Brown, smooth-to-lightly-grained leather-like material; genuine leather cannot be confirmed from these photos.",
                    "lining_description": "photo 5: Blue-and-white striped fabric lining with several compartments and zippered sections.",
                    "strap_construction": "photos 1-4: Long, narrow adjustable-looking shoulder strap attached at side hardware; strap construction and condition are only partly visible.",
                    "stitching_description": "photos 1-5: Visible perimeter stitching appears generally even, though the close and somewhat soft images do not allow a detailed stitch assessment."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because no Coach identifier or distinctive Coach construction is visible.",
                    "photo 5: The multi-compartment zippered shoulder-bag layout and striped lining are more consistent with a generic modern shoulder bag.",
                    "Condition: approximately Good to Very Good based on visible creasing and soft handling; corners, underside, odor, and full strap condition are not adequately shown."
                ],
                "confidence": 0.78,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "bottom and side views not shown to assess wear",
                    "material \/ brand tag inside pocket not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 5: black-and-white striped synthetic fabric lining, not unlined glove-tanned suede",
                    "photo 4: magnetic snap closure, no turnlock of any geometry",
                    "photo 1-3: bright gold-tone plated hardware with chain tassel zipper pulls, not solid brass vintage hardware",
                    "photo 1-5: thin pebbled faux-leather with sheen and soft drape, not full-grain glove-tanned cowhide",
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated magnetic snap and zippers with chain and tassel pulls (photo 4, photo 5, photo 6)",
                    "leather_description": "tan smooth material with pebbled emboss and synthetic sheen, looks like faux\/PU leather, not glove-tanned cowhide (photo 1-5)",
                    "lining_description": "black-and-white narrow striped synthetic fabric lining with zip pocket (photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "plain edge stitching around flap, visible but blurry, no assessment of stress points (photo 1-3)",
                    "strap_construction": "thin flat crossbody strap in same tan material, attachment detail not clearly shown (photo 1-3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: flap with magnetic snap plus zip compartments and tassels does not match City Bag, Willis, Court, Dinky or other catalog styles",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no solid-brass turnlock in any photo",
                    "Construction points to modern fast-fashion: striped poly lining, plated magnetic hardware, faux pebbled material",
                    "Condition: Like New to Excellent; surface looks clean and uncreased in photos 1-4, but bottom\/corners not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28779,
            "output_tokens": 897,
            "total_tokens": 29676,
            "estimated_cost_usd": 0.013664
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30093,
            "output_tokens": 1539,
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            "estimated_cost_usd": 0.00725
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}