Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.085,
    "confidence": 0.855,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured handbag with a top handle and detachable-looking crossbody strap.",
        "photo 1: Gold-tone hardware and neat exterior stitching are visible."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 1: The rectangular turn-clasp and Kelly-style silhouette do not resemble a classic vintage Coach turnlock.",
        "photo 1: Uniform fine crosshatch texture appears embossed or coated; vintage Coach glove-tanned leather is not evident.",
        "photo 1: Listing is a stock-like single product image for a new unbranded bag, providing no Coach-specific provenance.",
        "photo 1: Kelly-style small top-handle silhouette with horizontal belted turn-plate closure, not a Coach catalog silhouette",
        "photo 1: bright gold-tone plated hardware with shiny finish, not vintage solid brass with warm dull patina",
        "photo 1: uniform crosshatch saffiano-type grain, not glove-tanned full-grain with natural scars\/veins\/wrinkles",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1: title states NEW with gold hardware and crossbody strap, consistent with modern fast-fashion inspired bag"
    ],
    "missing_information": [
        "Interior and any sewn-in brand or country label",
        "Close-up of the clasp, hardware, strap attachments, and zipper pulls",
        "Bottom, side, and interior photos",
        "Material identification and seller-stated dimensions",
        "photo 1 only front view: request back, sides, bottom, interior emptied, and close-ups to confirm construction",
        "creed patch \/ interior back wall and pocket not shown - no Coach identifier can be verified",
        "lining, hardware stamps, zipper brand, and strap ends not visible",
        "seller-stated dimensions, materials, and country of manufacture not provided"
    ],
    "authenticity_concerns": [
        "photo 1: Generic unbranded designer-inspired construction with no Coach identifiers; likely a non-Coach lookalike rather than a vintage Coach bag.",
        "photo 1: Stock-style product presentation and new condition limit verification of construction and materials."
    ],
    "possible_model_reasoning": [
        "photo 1: The structured trapezoidal body, top handle, front clasp, and crossbody strap are closer to a generic Kelly-style handbag than to a catalog vintage Coach silhouette.",
        "photo 1: No visible identifier supports assignment to any Coach model or production era.",
        "Condition: appears new or unused in the single product photo, but actual condition and interior condition cannot be verified.",
        "photo 1 silhouette and hardware are Hermes Kelly-inspired, not matching City Bag (9790), Willis (9927), Court (9870), Station (5130), Dinky (9375) or other Coach classics",
        "no Coach hard identifier visible in the single front photo, so no serial decode or era dating to Coach is possible",
        "Condition: appears New\/unused from front only, but grade capped - back, bottom corners, interior and strap not shown"
    ],
    "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: Gold-tone rectangular front clasp with a small rotating central tab; additional gold-tone strap rings and feet are visible. No COACH engraving is legible.",
        "leather_description": "photo 1: Brown material with a very regular fine crosshatch embossed texture; whether genuine leather, coated leather, or synthetic material is not determinable.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Matching narrow top handle and matching long crossbody strap attached through gold-tone hardware; construction details are not fully visible.",
        "stitching_description": "photo 1: Visible brown edge stitching appears regular and machine-even along the flap and body."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.15,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured handbag with a top handle and detachable-looking crossbody strap.",
                    "photo 1: Gold-tone hardware and neat exterior stitching are visible."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 1: The rectangular turn-clasp and Kelly-style silhouette do not resemble a classic vintage Coach turnlock.",
                    "photo 1: Uniform fine crosshatch texture appears embossed or coated; vintage Coach glove-tanned leather is not evident.",
                    "photo 1: Listing is a stock-like single product image for a new unbranded bag, providing no Coach-specific provenance."
                ],
                "missing_information": [
                    "Interior and any sewn-in brand or country label",
                    "Close-up of the clasp, hardware, strap attachments, and zipper pulls",
                    "Bottom, side, and interior photos",
                    "Material identification and seller-stated dimensions"
                ],
                "authenticity_concerns": [
                    "photo 1: Generic unbranded designer-inspired construction with no Coach identifiers; likely a non-Coach lookalike rather than a vintage Coach bag.",
                    "photo 1: Stock-style product presentation and new condition limit verification of construction and materials."
                ],
                "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: Gold-tone rectangular front clasp with a small rotating central tab; additional gold-tone strap rings and feet are visible. No COACH engraving is legible.",
                    "leather_description": "photo 1: Brown material with a very regular fine crosshatch embossed texture; whether genuine leather, coated leather, or synthetic material is not determinable.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Matching narrow top handle and matching long crossbody strap attached through gold-tone hardware; construction details are not fully visible.",
                    "stitching_description": "photo 1: Visible brown edge stitching appears regular and machine-even along the flap and body."
                },
                "possible_model_reasoning": [
                    "photo 1: The structured trapezoidal body, top handle, front clasp, and crossbody strap are closer to a generic Kelly-style handbag than to a catalog vintage Coach silhouette.",
                    "photo 1: No visible identifier supports assignment to any Coach model or production era.",
                    "Condition: appears new or unused in the single product photo, but actual condition and interior condition cannot be verified."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only front view: request back, sides, bottom, interior emptied, and close-ups to confirm construction",
                    "creed patch \/ interior back wall and pocket not shown - no Coach identifier can be verified",
                    "lining, hardware stamps, zipper brand, and strap ends not visible",
                    "seller-stated dimensions, materials, and country of manufacture not provided"
                ],
                "negative_evidence": [
                    "photo 1: Kelly-style small top-handle silhouette with horizontal belted turn-plate closure, not a Coach catalog silhouette",
                    "photo 1: bright gold-tone plated hardware with shiny finish, not vintage solid brass with warm dull patina",
                    "photo 1: uniform crosshatch saffiano-type grain, not glove-tanned full-grain with natural scars\/veins\/wrinkles",
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1: title states NEW with gold hardware and crossbody strap, consistent with modern fast-fashion inspired bag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: bright gold-tone turn-plate closure with studs and top-handle attachment rings; appears plated and shiny, not solid vintage brass",
                    "leather_description": "photo 1: tan\/cognac brown with uniform crosshatch grain; appears coated\/saffiano-type, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: straight edge stitching along flap and body edges visible at front; no mismatched thread visible but detail limited",
                    "strap_construction": "photo 1: short rolled top handle attached via gold-tone rings plus long thin crossbody\/shoulder strap visible at sides",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 silhouette and hardware are Hermes Kelly-inspired, not matching City Bag (9790), Willis (9927), Court (9870), Station (5130), Dinky (9375) or other Coach classics",
                    "no Coach hard identifier visible in the single front photo, so no serial decode or era dating to Coach is possible",
                    "Condition: appears New\/unused from front only, but grade capped - back, bottom corners, interior and strap not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 814,
            "total_tokens": 16656,
            "estimated_cost_usd": 0.00829
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16157,
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}