Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.495,
    "confidence": 0.91,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: front center has a clearly visible Gucci wordmark, not a Coach wordmark or horse-and-carriage mark.",
        "photo 1: the matching pouch in front also visibly bears a Gucci plaque.",
        "photo 1: the bag has a modern structured tote design, synthetic-looking smooth material, dark zipper teeth, and plated hardware inconsistent with a classic vintage Coach construction.",
        "photo 1: no Coach creed, serial\/style number, or Coach hangtag is visible.",
        "photo 1: prominent 'Gucci' script logo on tote flap and 'GUCCI' plaque on pouch - no COACH wordmark or horse-and-carriage",
        "photo 1: zip-top tote with buckle-tab top handles and oval twist-lock flap - not a Coach catalog silhouette",
        "photo 1: uniform mustard synthetic-looking coated material with painted edges, not vintage glove-tanned leather",
        "photo 1: bright gold-tone plated buckles and oval lock, not vintage solid brass turnlock geometry",
        "photo 1: no creed patch, no Coach hangtag, no Coach hardware visible"
    ],
    "missing_information": [
        "photo 1: interior, lining, and any sewn-in brand or country label are not shown.",
        "photo 1: bottom, corners, strap attachments, and zipper-pull details are not shown.",
        "photo 1: a close-up of the Gucci plaques and any interior labels would be needed to assess whether the Gucci branding itself is genuine.",
        "photo 1: interior views not shown - lining and creed area unknown",
        "photo 1: back, side, bottom and corner views not shown",
        "photo 1: close-up of hardware stamps and zipper brand not shown",
        "photo 1: hangtag area \/ interior pocket tags not shown"
    ],
    "authenticity_concerns": [
        "photo 1: visible Gucci branding directly conflicts with Coach identification; this appears to be a Gucci-branded or Gucci-style bag rather than Coach.",
        "photo 1: the listing's unbranded label is materially inaccurate because the exterior branding is visible.",
        "photo 1: bag bears GUCCI script and GUCCI plaque branding, inconsistent with Coach manufacture",
        "photo 1: construction and branding suggest mass-market synthetic Gucci-inspired set, not Coach"
    ],
    "possible_model_reasoning": [
        "photo 1: no Coach model is plausible because the exterior plaque clearly reads Gucci and the silhouette is a modern branded tote.",
        "photo 1: estimated modern era based on the contemporary tote construction, zipper layout, plated clasp, and visible Gucci branding.",
        "photo 1: condition appears Good to Very Good from the visible exterior, with light surface creasing and no obvious major tears; interior and bottom condition are unknown.",
        "No Coach model fits: Gucci-branded zip-top tote + matching zip pouch set with buckle-tab handles is not a Coach silhouette",
        "No Coach identifiers visible in photo 1: no creed, no COACH wordmark, no Coach hangtag, no solid-brass Coach turnlock",
        "Condition: Good to Very Good for a synthetic bag based on front view only (photo 1); bottom, corners, interior and strap fold 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: central oval rotary-style clasp, multiple rectangular strap buckles, side rings, and dark zipper hardware; no Coach engraving is visible.",
        "leather_description": "photo 1: mustard\/tan smooth material with a pronounced synthetic or coated-leather appearance; natural leather type cannot be confirmed from this photo.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: two short rolled handles attached with adjustable buckle tabs; additional long strap is not clearly shown.",
        "stitching_description": "photo 1: visible perimeter and handle stitching appears generally regular, though close-up stress points are unavailable."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0363,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: front center has a clearly visible Gucci wordmark, not a Coach wordmark or horse-and-carriage mark.",
                    "photo 1: the matching pouch in front also visibly bears a Gucci plaque.",
                    "photo 1: the bag has a modern structured tote design, synthetic-looking smooth material, dark zipper teeth, and plated hardware inconsistent with a classic vintage Coach construction.",
                    "photo 1: no Coach creed, serial\/style number, or Coach hangtag is visible."
                ],
                "missing_information": [
                    "photo 1: interior, lining, and any sewn-in brand or country label are not shown.",
                    "photo 1: bottom, corners, strap attachments, and zipper-pull details are not shown.",
                    "photo 1: a close-up of the Gucci plaques and any interior labels would be needed to assess whether the Gucci branding itself is genuine."
                ],
                "authenticity_concerns": [
                    "photo 1: visible Gucci branding directly conflicts with Coach identification; this appears to be a Gucci-branded or Gucci-style bag rather than Coach.",
                    "photo 1: the listing's unbranded label is materially inaccurate because the exterior branding is visible."
                ],
                "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: central oval rotary-style clasp, multiple rectangular strap buckles, side rings, and dark zipper hardware; no Coach engraving is visible.",
                    "leather_description": "photo 1: mustard\/tan smooth material with a pronounced synthetic or coated-leather appearance; natural leather type cannot be confirmed from this photo.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: two short rolled handles attached with adjustable buckle tabs; additional long strap is not clearly shown.",
                    "stitching_description": "photo 1: visible perimeter and handle stitching appears generally regular, though close-up stress points are unavailable."
                },
                "possible_model_reasoning": [
                    "photo 1: no Coach model is plausible because the exterior plaque clearly reads Gucci and the silhouette is a modern branded tote.",
                    "photo 1: estimated modern era based on the contemporary tote construction, zipper layout, plated clasp, and visible Gucci branding.",
                    "photo 1: condition appears Good to Very Good from the visible exterior, with light surface creasing and no obvious major tears; interior and bottom condition are unknown."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: bag bears GUCCI script and GUCCI plaque branding, inconsistent with Coach manufacture",
                    "photo 1: construction and branding suggest mass-market synthetic Gucci-inspired set, not Coach"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.88,
                "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 1: interior views not shown - lining and creed area unknown",
                    "photo 1: back, side, bottom and corner views not shown",
                    "photo 1: close-up of hardware stamps and zipper brand not shown",
                    "photo 1: hangtag area \/ interior pocket tags not shown"
                ],
                "negative_evidence": [
                    "photo 1: prominent 'Gucci' script logo on tote flap and 'GUCCI' plaque on pouch - no COACH wordmark or horse-and-carriage",
                    "photo 1: zip-top tote with buckle-tab top handles and oval twist-lock flap - not a Coach catalog silhouette",
                    "photo 1: uniform mustard synthetic-looking coated material with painted edges, not vintage glove-tanned leather",
                    "photo 1: bright gold-tone plated buckles and oval lock, not vintage solid brass turnlock geometry",
                    "photo 1: no creed patch, no Coach hangtag, no Coach hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated hardware: oval twist-lock on front flap, small buckles on handle tabs, top zipper with dark tape, side D-rings",
                    "leather_description": "mustard \/ tan smooth material with wrinkled faux-leather grain and sheen, looks like synthetic \/ coated faux leather, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching around front flap tab, visible in photo 1",
                    "strap_construction": "short rolled top handles attached with buckle-adjustable tabs; side D-rings for detachable shoulder strap; small zip pouch with wristlet strap in foreground",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: Gucci-branded zip-top tote + matching zip pouch set with buckle-tab handles is not a Coach silhouette",
                    "No Coach identifiers visible in photo 1: no creed, no COACH wordmark, no Coach hangtag, no solid-brass Coach turnlock",
                    "Condition: Good to Very Good for a synthetic bag based on front view only (photo 1); bottom, corners, interior and strap fold not shown so grade capped"
                ],
                "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": 813,
            "total_tokens": 29584,
            "estimated_cost_usd": 0.01346
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30083,
            "output_tokens": 1327,
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            "estimated_cost_usd": 0.007078
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}