Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.845,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small crossbody handbag with a zip-top opening, chain strap, and tassel."
    ],
    "negative_evidence": [
        "photo 1: Quilted glossy beige exterior, decorative chain strap, and tassel do not match the typical construction of vintage Coach glove-tanned leather classics.",
        "photo 2: Plain smooth back with no visible Coach wordmark, carriage, hangtag, or creed patch.",
        "photo 3: Black fabric lining and modern zip construction are inconsistent with many classic vintage Coach unlined leather styles.",
        "photo 1: The listing identifies the item as unbranded, and no Coach-specific identifier is visible in the supplied photos.",
        "photo 1: small oval quilted crossbody silhouette with tassel charm does not match any vintage Coach catalog style",
        "photo 1, photo 2: smooth high-shine beige material with quilted puff look reads as synthetic \/ faux leather, not glove-tanned cowhide",
        "photo 3: black synthetic fabric lining, not unlined suede-back glove-tanned leather of vintage Coach classics",
        "photo 1, photo 2: gold-tone chain-interwoven strap, not solid brass buckle-adjustable or dogleash Coach strap",
        "photo 1, photo 2, photo 3: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible"
    ],
    "missing_information": [
        "A straight-on photo of any interior leather label, creed patch, or fabric tag.",
        "Close-ups of both sides of the zipper pulls and all hardware for possible maker markings.",
        "Full bottom, side, and strap-attachment views.",
        "Seller-stated dimensions and material composition.",
        "photo 3: interior shows no creed patch, no fabric Coach tag visible - request straight-on interior wall views to confirm",
        "photo 1, photo 2: no COACH wordmark, hangtag, or branded hardware visible - request hardware close-ups if needed",
        "photo 2, photo 3: zipper pull brand stamp not legible"
    ],
    "authenticity_concerns": [
        "photo 1: The decorative chain-and-tassel design and quilted glossy finish appear to be generic modern fashion construction rather than a recognizable Coach design.",
        "photo 3: The black textile lining and contemporary zipper layout provide no support for a vintage Coach attribution."
    ],
    "possible_model_reasoning": [
        "The oval\/quilted crossbody silhouette with chain strap and tassel does not closely match the listed vintage Coach catalog styles.",
        "No visible creed, serial\/style number, Coach wordmark, carriage, or Coach hangtag supports a Coach model identification.",
        "Condition appears approximately Very Good from the visible exterior, with light creasing and no obvious major damage; the interior is only partially shown.",
        "No Coach identifiers visible in any photo: no creed, no wordmark, no hangtag, no solid brass hardware",
        "Construction - quilted synthetic body, chain strap, fabric lining, zip top with tassel - is modern fast-fashion, inconsistent with 1970s-1990s glove-tanned unlined Coach classics",
        "Silhouette does not match City Bag, Court, Station, Willis, Dinky or other catalog styles; oval quilted crossbody is non-Coach",
        "Condition: Good to Very Good for a used synthetic bag; exterior intact with minor slouch (photo 2), interior appears clean (photo 3), hardware tone intact"
    ],
    "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 chain strap, small attachment rings, zipper hardware, and a tassel; no Coach markings are visible.",
        "leather_description": "photo 1: Beige glossy quilted material; natural leather cannot be confirmed from the photos and it may be synthetic or coated material.",
        "lining_description": "photo 3: Black fabric lining is visible; no label or creed is shown.",
        "strap_construction": "photo 1: Long gold-tone chain strap with beige woven or threaded sections and a decorative tassel attachment.",
        "stitching_description": "photo 1 and photo 2: Visible perimeter stitching appears generally even; fine construction details are limited by image scale."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0026,
    "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": 0.82,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small crossbody handbag with a zip-top opening, chain strap, and tassel."
                ],
                "negative_evidence": [
                    "photo 1: Quilted glossy beige exterior, decorative chain strap, and tassel do not match the typical construction of vintage Coach glove-tanned leather classics.",
                    "photo 2: Plain smooth back with no visible Coach wordmark, carriage, hangtag, or creed patch.",
                    "photo 3: Black fabric lining and modern zip construction are inconsistent with many classic vintage Coach unlined leather styles.",
                    "photo 1: The listing identifies the item as unbranded, and no Coach-specific identifier is visible in the supplied photos."
                ],
                "missing_information": [
                    "A straight-on photo of any interior leather label, creed patch, or fabric tag.",
                    "Close-ups of both sides of the zipper pulls and all hardware for possible maker markings.",
                    "Full bottom, side, and strap-attachment views.",
                    "Seller-stated dimensions and material composition."
                ],
                "authenticity_concerns": [
                    "photo 1: The decorative chain-and-tassel design and quilted glossy finish appear to be generic modern fashion construction rather than a recognizable Coach design.",
                    "photo 3: The black textile lining and contemporary zipper layout provide no support for a vintage Coach attribution."
                ],
                "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 chain strap, small attachment rings, zipper hardware, and a tassel; no Coach markings are visible.",
                    "leather_description": "photo 1: Beige glossy quilted material; natural leather cannot be confirmed from the photos and it may be synthetic or coated material.",
                    "lining_description": "photo 3: Black fabric lining is visible; no label or creed is shown.",
                    "strap_construction": "photo 1: Long gold-tone chain strap with beige woven or threaded sections and a decorative tassel attachment.",
                    "stitching_description": "photo 1 and photo 2: Visible perimeter stitching appears generally even; fine construction details are limited by image scale."
                },
                "possible_model_reasoning": [
                    "The oval\/quilted crossbody silhouette with chain strap and tassel does not closely match the listed vintage Coach catalog styles.",
                    "No visible creed, serial\/style number, Coach wordmark, carriage, or Coach hangtag supports a Coach model identification.",
                    "Condition appears approximately Very Good from the visible exterior, with light creasing and no obvious major damage; the interior is only partially shown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": [
                    "photo 3: interior shows no creed patch, no fabric Coach tag visible - request straight-on interior wall views to confirm",
                    "photo 1, photo 2: no COACH wordmark, hangtag, or branded hardware visible - request hardware close-ups if needed",
                    "photo 2, photo 3: zipper pull brand stamp not legible"
                ],
                "negative_evidence": [
                    "photo 1: small oval quilted crossbody silhouette with tassel charm does not match any vintage Coach catalog style",
                    "photo 1, photo 2: smooth high-shine beige material with quilted puff look reads as synthetic \/ faux leather, not glove-tanned cowhide",
                    "photo 3: black synthetic fabric lining, not unlined suede-back glove-tanned leather of vintage Coach classics",
                    "photo 1, photo 2: gold-tone chain-interwoven strap, not solid brass buckle-adjustable or dogleash Coach strap",
                    "photo 1, photo 2, photo 3: no turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone chain strap interwoven with beige material, small ring attachments; zip top with metal teeth; no solid brass turnlock or branded hardware visible",
                    "leather_description": "beige smooth high-sheen quilted material on front (photo 1), plain on back (photo 2); reads as synthetic \/ faux leather, not matte glove-tanned cowhide",
                    "lining_description": "black fabric lining visible in photo 3, synthetic weave",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "quilt grid stitching on front panel (photo 1); edge stitching around body, no detail to indicate Coach-matched tight stitching",
                    "strap_construction": "long chain-and-material interwoven crossbody chain with tassel charm at attachment (photo 1)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo: no creed, no wordmark, no hangtag, no solid brass hardware",
                    "Construction - quilted synthetic body, chain strap, fabric lining, zip top with tassel - is modern fast-fashion, inconsistent with 1970s-1990s glove-tanned unlined Coach classics",
                    "Silhouette does not match City Bag, Court, Station, Willis, Dinky or other catalog styles; oval quilted crossbody is non-Coach",
                    "Condition: Good to Very Good for a used synthetic bag; exterior intact with minor slouch (photo 2), interior appears clean (photo 3), hardware tone intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 744,
            "total_tokens": 19980,
            "estimated_cost_usd": 0.00948
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 19828,
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}