Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.89,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured handbag with a top handle, flap closure, and detachable-looking crossbody strap.",
        "photo 1: Dark green leather-like material and gold-tone hardware are compatible with many handbag brands, but not specifically Coach."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, or Coach-style leather hangtag.",
        "photo 1: The front clasp and decorative strap hardware are polished, rectangular, and fashion-bag styled rather than a vintage Coach turnlock.",
        "photo 3: The bag has a sharply structured Kelly-style silhouette and uniform pebbled finish, not a recognizable vintage Coach catalog silhouette.",
        "photo 4: Interior appears glossy synthetic material with a zip pocket, inconsistent with classic unlined glove-tanned vintage Coach construction.",
        "photo 1: Handle, strap, and several hardware components are still covered in protective plastic, supporting a modern new fashion-bag presentation rather than a vintage item.",
        "photo 5: No creed patch, serial\/style number, country-of-origin mark, or other Coach identifier is visible.",
        "photo 1: Kelly-style top-handle bag with two sangle straps and small rectangular turn plate, not Coach turnlock geometry",
        "photo 1-3: dark green crosshatch Epsom\/Saffiano-type grain with sheen and painted edges, not vintage glove-tanned cowhide",
        "photo 1-3: bright yellow gold-tone plated hardware with protective plastic\/foam wrap still on, not solid vintage brass",
        "photo 2-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4: dark smooth synthetic-looking interior with no suede-back unlined leather",
        "seller text states No brand, Never used, 25cm fashion bag which matches photos"
    ],
    "missing_information": [
        "A straight-on photograph of the entire interior, including every pocket and seam, to confirm no hidden brand label.",
        "Close-ups of the clasp, zipper pull, strap hardware, and any interior or exterior labels.",
        "Seller-stated material and manufacturer information; the listing only says 'fashion bag' and 'No brand'.",
        "interior fully emptied views and close-up of any brand stamp or fabric tag",
        "material composition tag",
        "bottom and corner close-ups"
    ],
    "authenticity_concerns": [
        "The glossy synthetic-looking lining and highly polished decorative hardware are inconsistent with a classic vintage Coach bag.",
        "The structured silhouette and decorative clasp resemble a generic designer-inspired or Kelly-style fashion bag rather than a Coach model.",
        "No Coach identifiers are visible in the supplied photos; this cannot be authenticated as Coach.",
        "photo 1-3: Hermes Kelly-style silhouette with sangle straps and small turn plate is not a Coach silhouette",
        "photo 1-4: new, foam-wrapped, unbranded fast-fashion presentation with no Coach identifiers"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small structured top-handle\/crossbody fashion bag, but it does not closely match the listed vintage Coach classics and has no Coach identifier.",
        "The protective wrapping, glossy interior, sharp molded structure, and decorative rectangular hardware point to a modern mass-market fashion bag.",
        "Condition: Like New\/NWT presentation; protective plastic remains on the handle and hardware, although interior condition and odor are not assessable from photos.",
        "Kelly-style 25cm top-handle crossbody is Hermes-inspired fast fashion, not a Coach catalog style",
        "No creed, no serial, no wordmark, no hangtag, no brass Coach hardware or glove-tanned leather to support any Coach model",
        "Condition: New unused with wrapping intact per photos and seller text"
    ],
    "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 polished rectangular front clasp and decorative strap fittings; handle rings and side attachments are visible. Several components remain covered in protective plastic.",
        "leather_description": "photo 1: Uniform dark green, fine pebbled leather-like surface; material cannot be confirmed as natural leather and appears more consistent with a modern coated or synthetic fashion-bag material.",
        "lining_description": "photo 4: Dark glossy-looking lining with an interior zip pocket; fabric composition and labels are not visible.",
        "strap_construction": "photo 2: Detachable-looking long crossbody strap is shown separately in protective plastic; photo 3: side attachment points are visible.",
        "stitching_description": "photo 1: Visible perimeter and flap stitching appears generally straight and even; thread is light\/contrasting. Close stress-point construction is not sufficiently shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured handbag with a top handle, flap closure, and detachable-looking crossbody strap.",
                    "photo 1: Dark green leather-like material and gold-tone hardware are compatible with many handbag brands, but not specifically Coach."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage emblem, or Coach-style leather hangtag.",
                    "photo 1: The front clasp and decorative strap hardware are polished, rectangular, and fashion-bag styled rather than a vintage Coach turnlock.",
                    "photo 3: The bag has a sharply structured Kelly-style silhouette and uniform pebbled finish, not a recognizable vintage Coach catalog silhouette.",
                    "photo 4: Interior appears glossy synthetic material with a zip pocket, inconsistent with classic unlined glove-tanned vintage Coach construction.",
                    "photo 1: Handle, strap, and several hardware components are still covered in protective plastic, supporting a modern new fashion-bag presentation rather than a vintage item.",
                    "photo 5: No creed patch, serial\/style number, country-of-origin mark, or other Coach identifier is visible."
                ],
                "missing_information": [
                    "A straight-on photograph of the entire interior, including every pocket and seam, to confirm no hidden brand label.",
                    "Close-ups of the clasp, zipper pull, strap hardware, and any interior or exterior labels.",
                    "Seller-stated material and manufacturer information; the listing only says 'fashion bag' and 'No brand'."
                ],
                "authenticity_concerns": [
                    "The glossy synthetic-looking lining and highly polished decorative hardware are inconsistent with a classic vintage Coach bag.",
                    "The structured silhouette and decorative clasp resemble a generic designer-inspired or Kelly-style fashion bag rather than a Coach model.",
                    "No Coach identifiers are visible in the supplied photos; this cannot be authenticated as Coach."
                ],
                "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 polished rectangular front clasp and decorative strap fittings; handle rings and side attachments are visible. Several components remain covered in protective plastic.",
                    "leather_description": "photo 1: Uniform dark green, fine pebbled leather-like surface; material cannot be confirmed as natural leather and appears more consistent with a modern coated or synthetic fashion-bag material.",
                    "lining_description": "photo 4: Dark glossy-looking lining with an interior zip pocket; fabric composition and labels are not visible.",
                    "strap_construction": "photo 2: Detachable-looking long crossbody strap is shown separately in protective plastic; photo 3: side attachment points are visible.",
                    "stitching_description": "photo 1: Visible perimeter and flap stitching appears generally straight and even; thread is light\/contrasting. Close stress-point construction is not sufficiently shown."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small structured top-handle\/crossbody fashion bag, but it does not closely match the listed vintage Coach classics and has no Coach identifier.",
                    "The protective wrapping, glossy interior, sharp molded structure, and decorative rectangular hardware point to a modern mass-market fashion bag.",
                    "Condition: Like New\/NWT presentation; protective plastic remains on the handle and hardware, although interior condition and odor are not assessable from photos."
                ],
                "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 1-3: Hermes Kelly-style silhouette with sangle straps and small turn plate is not a Coach silhouette",
                    "photo 1-4: new, foam-wrapped, unbranded fast-fashion presentation with no Coach identifiers"
                ],
                "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": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior fully emptied views and close-up of any brand stamp or fabric tag",
                    "material composition tag",
                    "bottom and corner close-ups"
                ],
                "negative_evidence": [
                    "photo 1: Kelly-style top-handle bag with two sangle straps and small rectangular turn plate, not Coach turnlock geometry",
                    "photo 1-3: dark green crosshatch Epsom\/Saffiano-type grain with sheen and painted edges, not vintage glove-tanned cowhide",
                    "photo 1-3: bright yellow gold-tone plated hardware with protective plastic\/foam wrap still on, not solid vintage brass",
                    "photo 2-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4: dark smooth synthetic-looking interior with no suede-back unlined leather",
                    "seller text states No brand, Never used, 25cm fashion bag which matches photos"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware; small rectangular Kelly-type turnlock plate, sangle buckles, top-handle rings; protective plastic\/foam still on straps and handle",
                    "leather_description": "dark green crosshatch-embossed coated material with uniform grain and sheen, looks like Saffiano-type PU\/coated leather, not matte glove-tanned",
                    "lining_description": "dark green smooth lining partially visible in photo 4, exact material not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even edge stitching tone-on-tone, visible along flap and body edges",
                    "strap_construction": "short rolled top handle with foam wrap on gilt rings plus detachable crossbody strap in plastic bag in photo 2",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Kelly-style 25cm top-handle crossbody is Hermes-inspired fast fashion, not a Coach catalog style",
                    "No creed, no serial, no wordmark, no hangtag, no brass Coach hardware or glove-tanned leather to support any Coach model",
                    "Condition: New unused with wrapping intact per photos and seller text"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17140,
            "output_tokens": 914,
            "total_tokens": 18054,
            "estimated_cost_usd": 0.00905
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17603,
            "output_tokens": 1310,
            "total_tokens": 18913,
            "estimated_cost_usd": 0.004569
        }
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}