Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.86,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a rectangular shoulder bag with a flap and central locking closure.",
        "photo 1: The bag is photographed clearly enough to assess its exterior construction."
    ],
    "negative_evidence": [
        "photo 1: Body is multicolor fuzzy tweed\/textile rather than the glove-tanned leather, suede, or recognizable Coach signature canvas associated with vintage Coach.",
        "photo 1: Purple braided chain strap and purple-toned rectangular lock appear fashion-oriented and do not resemble standard vintage Coach strap and turnlock construction.",
        "photo 2: Back is plain multicolor tweed with no visible Coach wordmark, horse-and-carriage, hangtag, or other brand identifier.",
        "photo 1: No Coach-style leather creed patch is visible on the exterior.",
        "photo 1, photo 2: multicolor frayed tweed \/ boucle textile body, not glove-tanned cowhide",
        "photo 1, photo 2: bright purple anodized chain strap and matching purple plated hardware, not solid brass",
        "photo 1: padlock-style flap lock, not Coach turnlock geometry",
        "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1, photo 2: chain-through-eyelet shoulder strap construction never used on vintage classics"
    ],
    "missing_information": [
        "Interior view, including any sewn-in brand label or creed patch.",
        "Close-up of the lock, chain attachments, and any hardware markings.",
        "Bottom, side, and stitching photographs.",
        "Seller-stated dimensions and photos of any tags or labels.",
        "photo of interior and any interior labels or tags",
        "close-up of front lock plate engraving",
        "bottom, side and scale views"
    ],
    "authenticity_concerns": [
        "photo 1: The textile body, braided chain, and decorative rectangular lock are inconsistent with the construction of the classic vintage Coach leather models; this is more consistent with a generic fashion bag or lookalike than Coach.",
        "photo 2: No Coach identifier is visible to support a Coach attribution.",
        "photo 1: no Coach identifiers visible to authenticate - no creed, wordmark, or Coach hardware"
    ],
    "possible_model_reasoning": [
        "The rectangular flap silhouette is generic and does not provide a reliable Coach model match.",
        "The tweed textile and chain construction do not match the listed classic leather Coach silhouettes; no Coach model is assigned.",
        "Condition: approximately Very Good based on the visible exterior; the textile edges are intentionally\/frayed-looking, with no major functional damage visible, but the interior and hardware function are unknown.",
        "No Coach model fits: tweed body, purple chain, and padlock closure are inconsistent with all glove-tanned classic catalog styles and with modern Coach lines",
        "Condition: appears Like New to Excellent cosmetically in photos but grade capped by missing interior\/bottom views; textile fraying appears intentional"
    ],
    "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: Purple-toned rectangular front lock with a central vertical clasp; hardware markings are not legible. A braided purple chain strap attaches through round rings.",
        "leather_description": "photo 1: No leather is visibly apparent; the exterior is a heavily textured, multicolor tweed-like textile with loose\/frayed fibers.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Long purple braided chain strap attached at two upper round rings; no leather shoulder pad is visible.",
        "stitching_description": "photo 1 and photo 2: Textile edges and horizontal weave are visible, but seam stitching cannot be evaluated closely."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a rectangular shoulder bag with a flap and central locking closure.",
                    "photo 1: The bag is photographed clearly enough to assess its exterior construction."
                ],
                "negative_evidence": [
                    "photo 1: Body is multicolor fuzzy tweed\/textile rather than the glove-tanned leather, suede, or recognizable Coach signature canvas associated with vintage Coach.",
                    "photo 1: Purple braided chain strap and purple-toned rectangular lock appear fashion-oriented and do not resemble standard vintage Coach strap and turnlock construction.",
                    "photo 2: Back is plain multicolor tweed with no visible Coach wordmark, horse-and-carriage, hangtag, or other brand identifier.",
                    "photo 1: No Coach-style leather creed patch is visible on the exterior."
                ],
                "missing_information": [
                    "Interior view, including any sewn-in brand label or creed patch.",
                    "Close-up of the lock, chain attachments, and any hardware markings.",
                    "Bottom, side, and stitching photographs.",
                    "Seller-stated dimensions and photos of any tags or labels."
                ],
                "authenticity_concerns": [
                    "photo 1: The textile body, braided chain, and decorative rectangular lock are inconsistent with the construction of the classic vintage Coach leather models; this is more consistent with a generic fashion bag or lookalike than Coach.",
                    "photo 2: No Coach identifier is visible to support a 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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: Purple-toned rectangular front lock with a central vertical clasp; hardware markings are not legible. A braided purple chain strap attaches through round rings.",
                    "leather_description": "photo 1: No leather is visibly apparent; the exterior is a heavily textured, multicolor tweed-like textile with loose\/frayed fibers.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Long purple braided chain strap attached at two upper round rings; no leather shoulder pad is visible.",
                    "stitching_description": "photo 1 and photo 2: Textile edges and horizontal weave are visible, but seam stitching cannot be evaluated closely."
                },
                "possible_model_reasoning": [
                    "The rectangular flap silhouette is generic and does not provide a reliable Coach model match.",
                    "The tweed textile and chain construction do not match the listed classic leather Coach silhouettes; no Coach model is assigned.",
                    "Condition: approximately Very Good based on the visible exterior; the textile edges are intentionally\/frayed-looking, with no major functional damage visible, but the interior and hardware function are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: no Coach identifiers visible to authenticate - no creed, wordmark, or Coach hardware"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo of interior and any interior labels or tags",
                    "close-up of front lock plate engraving",
                    "bottom, side and scale views"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: multicolor frayed tweed \/ boucle textile body, not glove-tanned cowhide",
                    "photo 1, photo 2: bright purple anodized chain strap and matching purple plated hardware, not solid brass",
                    "photo 1: padlock-style flap lock, not Coach turnlock geometry",
                    "photo 1, photo 2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1, photo 2: chain-through-eyelet shoulder strap construction never used on vintage classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright purple \/ magenta plated metal chain strap through eyelets and matching padlock-and-plate flap lock; lightweight plated appearance, not solid brass",
                    "leather_description": "no leather visible; multicolor pink-purple-blue-yellow frayed tweed textile",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "long purple metal chain strap threaded through top eyelets, no leather shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: tweed body, purple chain, and padlock closure are inconsistent with all glove-tanned classic catalog styles and with modern Coach lines",
                    "Condition: appears Like New to Excellent cosmetically in photos but grade capped by missing interior\/bottom views; textile fraying appears intentional"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 797,
            "total_tokens": 20452,
            "estimated_cost_usd": 0.009775
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20281,
            "output_tokens": 1059,
            "total_tokens": 21340,
            "estimated_cost_usd": 0.004903
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}