Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.16,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.89,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with a structured satchel shape, top handles, flap closure, and exterior zipper pocket",
        "photo 3: interior and exterior construction are visible well enough to assess materials and branding",
        "photo 1: is a small structured handbag\/satchel with top handles"
    ],
    "negative_evidence": [
        "photo 1: highly multicolored patchwork design with embossed reptile-like synthetic panels and decorative appliqu\u00e9, unlike classic vintage Coach glove-tanned leather construction",
        "photo 2: silver-tone oval turnlock is chunky and plated-looking rather than the elegant solid-brass hardware typical of vintage Coach",
        "photo 3: exterior appears to use molded or embossed synthetic material with bright contrasting piping, not natural glove-tanned cowhide",
        "photo 4: interior is white synthetic fabric\/nylon lining and has no visible Coach creed patch or wordmark",
        "photo 3: zipper pull and hardware show no legible Coach branding",
        "photo 1: decorative motif and highly stylized construction do not match the listed vintage Coach model catalog",
        "photo 1-2: multicolor patchwork embossed reptile-print panels in blue\/pink\/green\/purple\/yellow with applique embroidery - never a Coach classic leather or colorway",
        "photo 4: white synthetic fabric lining, fully lined - inconsistent with unlined glove-tanned vintage Coach classics",
        "photo 1-2: silver-tone oval twist-lock, not solid-brass Coach turnlock geometry with wide thin plate and slim tab",
        "photo 3: silver-tone hardware and blue zipper with non-Coach logo zipper pull",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 4: no clear view of every interior wall or pocket seam where a hidden brand label might be located",
        "photo 5: bottom, side seams, and close-up of all hardware are not shown",
        "seller-stated dimensions and material composition are not provided",
        "no creed patch visible in interior photo 4 - confirm no stamped leather patch in pocket",
        "no hardware brand stamps shown in close-up",
        "no bottom\/side views for full condition grade"
    ],
    "authenticity_concerns": [
        "photo 2: chunky bright plated turnlock and mixed decorative materials are consistent with an unbranded lookalike rather than vintage Coach",
        "photo 3: synthetic-looking embossed panels and fabric lining are inconsistent with a 1980s Coach glove-tanned classic",
        "photo 4: absence of a visible creed, serial, or Coach wordmark provides no Coach identifier",
        "photo 1-4: no Coach creed, wordmark, hangtag or consistent hardware to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic decorative satchel and does not closely match a cataloged vintage Coach model.",
        "photo 4: no readable creed or serial is present, so there is no era or style-number basis for a Coach identification.",
        "Seller title states \u201c1980\u2019s,\u201d but the modern-looking synthetic embossed materials, bright plated hardware, and fabric lining do not support that date.",
        "Condition: Very Good based on clean visible exterior and interior; bottom, corners, odor, and functional hardware details are not fully documented.",
        "No Coach model matches: silhouette, multicolor patchwork embossed leather, silver twist-lock, lined synthetic interior and back zip pocket are inconsistent with any 1970s-1990s glove-tanned catalog style (City, Court, Willis, Station, Dinky, etc.)",
        "Serial decode: none - no number visible",
        "Era reasoning: construction and materials indicate modern non-Coach novelty patchwork bag, seller-stated 1980s unverified",
        "Condition: Good to Very Good; surface appears intact in photos 1-3, interior shows light soiling near zip in photo 4, 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": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1-2: silver-tone oval turnlock with a chunky central tab; silver-tone rings and zipper hardware are visible",
        "leather_description": "photo 1-3: brightly colored embossed, reptile-like panels appear synthetic or coated rather than natural glove-tanned leather",
        "lining_description": "photo 4: white synthetic fabric\/nylon lining with an interior zip pocket; no creed patch is visible",
        "strap_construction": "photo 1 and 3: short rounded top handles attached with metal rings; no detachable shoulder strap is visible",
        "stitching_description": "photo 2-4: visible contrasting edge stitching and appliqu\u00e9 stitching appear generally even, but construction is modern and decorative rather than characteristic vintage Coach construction"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with a structured satchel shape, top handles, flap closure, and exterior zipper pocket",
                    "photo 3: interior and exterior construction are visible well enough to assess materials and branding"
                ],
                "negative_evidence": [
                    "photo 1: highly multicolored patchwork design with embossed reptile-like synthetic panels and decorative appliqu\u00e9, unlike classic vintage Coach glove-tanned leather construction",
                    "photo 2: silver-tone oval turnlock is chunky and plated-looking rather than the elegant solid-brass hardware typical of vintage Coach",
                    "photo 3: exterior appears to use molded or embossed synthetic material with bright contrasting piping, not natural glove-tanned cowhide",
                    "photo 4: interior is white synthetic fabric\/nylon lining and has no visible Coach creed patch or wordmark",
                    "photo 3: zipper pull and hardware show no legible Coach branding",
                    "photo 1: decorative motif and highly stylized construction do not match the listed vintage Coach model catalog"
                ],
                "missing_information": [
                    "photo 4: no clear view of every interior wall or pocket seam where a hidden brand label might be located",
                    "photo 5: bottom, side seams, and close-up of all hardware are not shown",
                    "seller-stated dimensions and material composition are not provided"
                ],
                "authenticity_concerns": [
                    "photo 2: chunky bright plated turnlock and mixed decorative materials are consistent with an unbranded lookalike rather than vintage Coach",
                    "photo 3: synthetic-looking embossed panels and fabric lining are inconsistent with a 1980s Coach glove-tanned classic",
                    "photo 4: absence of a visible creed, serial, or Coach wordmark provides no Coach 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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1-2: silver-tone oval turnlock with a chunky central tab; silver-tone rings and zipper hardware are visible",
                    "leather_description": "photo 1-3: brightly colored embossed, reptile-like panels appear synthetic or coated rather than natural glove-tanned leather",
                    "lining_description": "photo 4: white synthetic fabric\/nylon lining with an interior zip pocket; no creed patch is visible",
                    "strap_construction": "photo 1 and 3: short rounded top handles attached with metal rings; no detachable shoulder strap is visible",
                    "stitching_description": "photo 2-4: visible contrasting edge stitching and appliqu\u00e9 stitching appear generally even, but construction is modern and decorative rather than characteristic vintage Coach construction"
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic decorative satchel and does not closely match a cataloged vintage Coach model.",
                    "photo 4: no readable creed or serial is present, so there is no era or style-number basis for a Coach identification.",
                    "Seller title states \u201c1980\u2019s,\u201d but the modern-looking synthetic embossed materials, bright plated hardware, and fabric lining do not support that date.",
                    "Condition: Very Good based on clean visible exterior and interior; bottom, corners, odor, and functional hardware details are not fully documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: no Coach creed, wordmark, hangtag or consistent hardware to support Coach manufacture"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no creed patch visible in interior photo 4 - confirm no stamped leather patch in pocket",
                    "no hardware brand stamps shown in close-up",
                    "no bottom\/side views for full condition grade"
                ],
                "negative_evidence": [
                    "photo 1-2: multicolor patchwork embossed reptile-print panels in blue\/pink\/green\/purple\/yellow with applique embroidery - never a Coach classic leather or colorway",
                    "photo 4: white synthetic fabric lining, fully lined - inconsistent with unlined glove-tanned vintage Coach classics",
                    "photo 1-2: silver-tone oval twist-lock, not solid-brass Coach turnlock geometry with wide thin plate and slim tab",
                    "photo 3: silver-tone hardware and blue zipper with non-Coach logo zipper pull",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone oval twist-lock on front flap, silver-tone handle rings and rivets, blue back zipper with oval logo pull; no brass, no COACH stamping visible",
                    "leather_description": "multicolor patchwork panels with embossed reptile\/lizard texture and applique\/embroidered geometric motifs in blue, green, purple, pink, yellow, orange",
                    "lining_description": "white synthetic woven fabric lining with interior zip pocket, visible in photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible contrast topstitching around patchwork appliques, generally even but decorative style",
                    "strap_construction": "short rolled top handles in blue embossed leather attached with metal rings and riveted tabs, no detachable shoulder strap shown",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: is a small structured handbag\/satchel with top handles"
                ],
                "possible_model_reasoning": [
                    "No Coach model matches: silhouette, multicolor patchwork embossed leather, silver twist-lock, lined synthetic interior and back zip pocket are inconsistent with any 1970s-1990s glove-tanned catalog style (City, Court, Willis, Station, Dinky, etc.)",
                    "Serial decode: none - no number visible",
                    "Era reasoning: construction and materials indicate modern non-Coach novelty patchwork bag, seller-stated 1980s unverified",
                    "Condition: Good to Very Good; surface appears intact in photos 1-3, interior shows light soiling near zip in photo 4, bottom corners not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 23668,
            "output_tokens": 821,
            "total_tokens": 24489,
            "estimated_cost_usd": 0.011438
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24583,
            "output_tokens": 1422,
            "total_tokens": 26005,
            "estimated_cost_usd": 0.006054
        }
    ]
}