Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.045,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.06,
    "confidence": 0.715,
    "recommended_max_bid": 20,
    "estimated_resale_low": 22.5,
    "estimated_resale_high": 70,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: the listing clearly shows multiple handbag-sized items, including several leather- or leather-like bags.",
        "photo 2: the pink bag appears to have textured leather or synthetic-leather construction and ordinary stitched panels."
    ],
    "negative_evidence": [
        "photo 1: no legible COACH wordmark, horse-and-carriage, creed patch, hangtag, or recognizable vintage Coach turnlock is visible on any item.",
        "photo 1: the lot contains varied contemporary-looking designs, including a large decorative ring clasp and braided handles, rather than a coherent vintage Coach construction profile.",
        "photo 3: the black and brown bags use smooth or glossy modern-looking finishes and silver-tone hardware, with no visible Coach identifiers.",
        "photo 4: the lavender bag has oversized decorative hardware and heavily gathered construction inconsistent with the classic vintage Coach catalog shown in the reference.",
        "photo 5: the cream crossbody has a modern fabric-lined\/zippered appearance and no visible Coach branding.",
        "photo 1: lot of 8 mixed modern bags, none shows classic Coach glove-tanned flap + brass turnlock silhouette",
        "photo 2-4: pink, black, lavender slouchy hobos with braided handles, large ring hardware and ruched detailing - not a Coach catalog silhouette",
        "photo 2: black crossbody with large gold double-ring clasp - not Coach turnlock geometry",
        "photo 3-4: silver-tone and gold-tone modern zipper and ring hardware, no solid brass vintage hardware visible",
        "photo 1-4: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag legible on any bag"
    ],
    "missing_information": [
        "Interior photos of each bag, especially the interior back wall and slip pockets where a creed patch might be located.",
        "Straight-on close-ups of every interior label, fabric tag, zipper pull, and hardware stamp.",
        "Bottom, side, corner, and strap-detail photos for each bag.",
        "Seller-stated material information and dimensions for the individual bags; the title only describes a mixed lot.",
        "photo 1-4: no interior views shown, creed patch cannot be checked for any of the 8 items",
        "photo 1-4: no creed close-up, hardware engraving, or Made-in line legible",
        "photo 1-4: no bottom, side, or strap-detail views to assess construction",
        "photo 1-4: no hangtag faces or wordmark close-ups"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible anywhere in the provided photos; these appear more consistent with generic contemporary secondhand bags than Coach.",
        "The varied modern styling and decorative hardware provide no internally consistent vintage Coach era or model evidence."
    ],
    "possible_model_reasoning": [
        "No Coach model is supportable because no Coach identifier or recognizable Coach silhouette is visible.",
        "The lot appears to be a mixed group of modern generic handbags and small accessories rather than a vintage Coach assortment.",
        "Condition: approximately Good to Very Good overall from exterior views; visible creasing, handling wear, and deformation are present, while interiors, odors, and functional hardware are unassessed.",
        "Lot format prevents single-model match; none of the 6 handbags plus 2 small goods matches a Coach style number in silhouette, closure, or hardware",
        "No creed, serial, wordmark, turnlock, or bead-chain hangtag visible in any of 4 photos to support Coach manufacture",
        "Modern design cues - braided handles, oversized rings, slouchy pebbled hobo shapes, gold zip crossbody - point to 2000s+ fast-fashion \/ mall brands, not vintage Coach",
        "Condition: Good to Very Good as displayed - no major tears visible from distance, but interiors, corners, bottoms 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": "photo 1: mixed gold-tone and silver-tone decorative hardware is visible, including rings, braided-handle fittings, and a large ring ornament; no vintage Coach turnlock is visible.",
        "leather_description": "photo 1: several bags appear leather-like or textured leather, but material cannot be confirmed from exterior photos; some surfaces appear glossy or synthetic.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: mixed fixed handles and adjustable shoulder straps are visible; no distinctive Coach strap construction can be confirmed.",
        "stitching_description": "photo 2: visible stitching is generally machine-stitched and contemporary-looking; no distinctive Coach construction can be confirmed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0033,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: the listing clearly shows multiple handbag-sized items, including several leather- or leather-like bags.",
                    "photo 2: the pink bag appears to have textured leather or synthetic-leather construction and ordinary stitched panels."
                ],
                "negative_evidence": [
                    "photo 1: no legible COACH wordmark, horse-and-carriage, creed patch, hangtag, or recognizable vintage Coach turnlock is visible on any item.",
                    "photo 1: the lot contains varied contemporary-looking designs, including a large decorative ring clasp and braided handles, rather than a coherent vintage Coach construction profile.",
                    "photo 3: the black and brown bags use smooth or glossy modern-looking finishes and silver-tone hardware, with no visible Coach identifiers.",
                    "photo 4: the lavender bag has oversized decorative hardware and heavily gathered construction inconsistent with the classic vintage Coach catalog shown in the reference.",
                    "photo 5: the cream crossbody has a modern fabric-lined\/zippered appearance and no visible Coach branding."
                ],
                "missing_information": [
                    "Interior photos of each bag, especially the interior back wall and slip pockets where a creed patch might be located.",
                    "Straight-on close-ups of every interior label, fabric tag, zipper pull, and hardware stamp.",
                    "Bottom, side, corner, and strap-detail photos for each bag.",
                    "Seller-stated material information and dimensions for the individual bags; the title only describes a mixed lot."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible anywhere in the provided photos; these appear more consistent with generic contemporary secondhand bags than Coach.",
                    "The varied modern styling and decorative hardware provide no internally consistent vintage Coach era or model 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": "photo 1: mixed gold-tone and silver-tone decorative hardware is visible, including rings, braided-handle fittings, and a large ring ornament; no vintage Coach turnlock is visible.",
                    "leather_description": "photo 1: several bags appear leather-like or textured leather, but material cannot be confirmed from exterior photos; some surfaces appear glossy or synthetic.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: mixed fixed handles and adjustable shoulder straps are visible; no distinctive Coach strap construction can be confirmed.",
                    "stitching_description": "photo 2: visible stitching is generally machine-stitched and contemporary-looking; no distinctive Coach construction can be confirmed."
                },
                "possible_model_reasoning": [
                    "No Coach model is supportable because no Coach identifier or recognizable Coach silhouette is visible.",
                    "The lot appears to be a mixed group of modern generic handbags and small accessories rather than a vintage Coach assortment.",
                    "Condition: approximately Good to Very Good overall from exterior views; visible creasing, handling wear, and deformation are present, while interiors, odors, and functional hardware are unassessed."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.03,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 80,
                "estimated_resale_low": 30,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: no interior views shown, creed patch cannot be checked for any of the 8 items",
                    "photo 1-4: no creed close-up, hardware engraving, or Made-in line legible",
                    "photo 1-4: no bottom, side, or strap-detail views to assess construction",
                    "photo 1-4: no hangtag faces or wordmark close-ups"
                ],
                "negative_evidence": [
                    "photo 1: lot of 8 mixed modern bags, none shows classic Coach glove-tanned flap + brass turnlock silhouette",
                    "photo 2-4: pink, black, lavender slouchy hobos with braided handles, large ring hardware and ruched detailing - not a Coach catalog silhouette",
                    "photo 2: black crossbody with large gold double-ring clasp - not Coach turnlock geometry",
                    "photo 3-4: silver-tone and gold-tone modern zipper and ring hardware, no solid brass vintage hardware visible",
                    "photo 1-4: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag legible on any bag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "modern silver-tone ring and stud hardware on black and lavender bags (photo 3-4), gold-tone rings and zippers on black crossbody and beige bag (photo 2, photo 4); no brass turnlock visible",
                    "leather_description": "pebbled \/ soft modern leather in pink, black, lavender-grey, dark brown, beige; slouchy finish, not vintage glove-tanned with patina",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "rolled top handles, braided top handles on black and lavender bags, detachable crossbody straps; no buckle-adjust dogleash or dowel-handle construction visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot format prevents single-model match; none of the 6 handbags plus 2 small goods matches a Coach style number in silhouette, closure, or hardware",
                    "No creed, serial, wordmark, turnlock, or bead-chain hangtag visible in any of 4 photos to support Coach manufacture",
                    "Modern design cues - braided handles, oversized rings, slouchy pebbled hobo shapes, gold zip crossbody - point to 2000s+ fast-fashion \/ mall brands, not vintage Coach",
                    "Condition: Good to Very Good as displayed - no major tears visible from distance, but interiors, corners, bottoms not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 25,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 23850,
            "output_tokens": 806,
            "total_tokens": 24656,
            "estimated_cost_usd": 0.011474
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24819,
            "output_tokens": 1289,
            "total_tokens": 26108,
            "estimated_cost_usd": 0.005995
        }
    ]
}