Vintage Coach Hunter

{
    "is_handbag_probability": 0.61,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.775,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.84,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage mark, or leather hangtag",
        "photo 1: glossy red reptile-embossed exterior and silver-tone hardware do not resemble typical vintage Coach glove-tanned leather and brass construction",
        "photo 3: fabric-lined interior is visible, with no creed patch or Coach label",
        "photo 4: compact zip-pouch dimensions and generic construction are consistent with a non-Coach accessory",
        "photo 1, photo 4: silver-tone grommet eyelet and zipper - not solid brass vintage Coach hardware",
        "photo 1, photo 2: glossy red snake-embossed coated material - not matte glove-tanned cowhide",
        "photo 3: purple woven polyester lining - vintage Coach classics are unlined suede",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1, photo 4: small zip coin-purse silhouette with large eyelet - does not match catalog Coach pouch silhouettes"
    ],
    "missing_information": [
        "photo 3: interior label and seams are partly obscured; a fully emptied interior and close-up of any label would provide additional confirmation",
        "photo 2: zipper-pull and hardware close-ups are not sufficient to identify a maker",
        "photo 3: small white fabric tag inside lining is folded and illegible - straight-on photo needed to rule out brand",
        "photo 1-4: no creed patch shown; interior back wall fully emptied view not provided",
        "photo 1: zipper pull brand stamp not legible"
    ],
    "authenticity_concerns": [
        "photo 1: no Coach identifiers are visible, and the glossy reptile-embossed exterior, silver-tone eyelet, and fabric lining are inconsistent with a typical vintage Coach classic",
        "photo 3: no creed patch or serial\/style-number tag is visible; this appears to be a generic or non-Coach pouch rather than a Coach item"
    ],
    "possible_model_reasoning": [
        "photo 4: approximately 6 inches wide and 3.5\u20134 inches high, fitting a generic mini zip pouch or coin purse rather than a recognizable Coach handbag model",
        "photo 1: the circular eyelet is decorative hardware, not a vintage Coach turnlock",
        "photo 3: fabric lining and absence of a visible creed support a modern non-Coach assessment",
        "photo 1 and photo 4: condition appears Good to Very Good, with visible surface creasing and minor edge wear; interior is used but not visibly damaged",
        "No Coach identifier visible in any photo to support a model match",
        "Materials and construction (coated embossed exterior, silver hardware, polyester lining) point to modern non-Coach fast-fashion pouch, not any vintage Coach line",
        "Condition: Good preowned; light surface wear consistent with use but no major damage visible in photos 1-4"
    ],
    "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: large silver-tone circular grommet\/eyelet and silver-tone zipper hardware; no branding visible",
        "leather_description": "photo 1: glossy red or burgundy reptile-embossed material with a smooth coated appearance; material composition is not verifiable from photos",
        "lining_description": "photo 3: purple woven fabric lining is visible",
        "strap_construction": "photo 1 and photo 4: no shoulder strap; small zipper pull tab only",
        "stitching_description": "photo 1 and photo 3: perimeter stitching is visible and generally even; no Coach-specific construction feature visible"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0213,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage mark, or leather hangtag",
                    "photo 1: glossy red reptile-embossed exterior and silver-tone hardware do not resemble typical vintage Coach glove-tanned leather and brass construction",
                    "photo 3: fabric-lined interior is visible, with no creed patch or Coach label",
                    "photo 4: compact zip-pouch dimensions and generic construction are consistent with a non-Coach accessory"
                ],
                "missing_information": [
                    "photo 3: interior label and seams are partly obscured; a fully emptied interior and close-up of any label would provide additional confirmation",
                    "photo 2: zipper-pull and hardware close-ups are not sufficient to identify a maker"
                ],
                "authenticity_concerns": [
                    "photo 1: no Coach identifiers are visible, and the glossy reptile-embossed exterior, silver-tone eyelet, and fabric lining are inconsistent with a typical vintage Coach classic",
                    "photo 3: no creed patch or serial\/style-number tag is visible; this appears to be a generic or non-Coach pouch rather than a Coach item"
                ],
                "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: large silver-tone circular grommet\/eyelet and silver-tone zipper hardware; no branding visible",
                    "leather_description": "photo 1: glossy red or burgundy reptile-embossed material with a smooth coated appearance; material composition is not verifiable from photos",
                    "lining_description": "photo 3: purple woven fabric lining is visible",
                    "strap_construction": "photo 1 and photo 4: no shoulder strap; small zipper pull tab only",
                    "stitching_description": "photo 1 and photo 3: perimeter stitching is visible and generally even; no Coach-specific construction feature visible"
                },
                "possible_model_reasoning": [
                    "photo 4: approximately 6 inches wide and 3.5\u20134 inches high, fitting a generic mini zip pouch or coin purse rather than a recognizable Coach handbag model",
                    "photo 1: the circular eyelet is decorative hardware, not a vintage Coach turnlock",
                    "photo 3: fabric lining and absence of a visible creed support a modern non-Coach assessment",
                    "photo 1 and photo 4: condition appears Good to Very Good, with visible surface creasing and minor edge wear; interior is used but not visibly damaged"
                ],
                "confidence": 0.9,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.25,
                "missing_information": [
                    "photo 3: small white fabric tag inside lining is folded and illegible - straight-on photo needed to rule out brand",
                    "photo 1-4: no creed patch shown; interior back wall fully emptied view not provided",
                    "photo 1: zipper pull brand stamp not legible"
                ],
                "negative_evidence": [
                    "photo 1, photo 4: silver-tone grommet eyelet and zipper - not solid brass vintage Coach hardware",
                    "photo 1, photo 2: glossy red snake-embossed coated material - not matte glove-tanned cowhide",
                    "photo 3: purple woven polyester lining - vintage Coach classics are unlined suede",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1, photo 4: small zip coin-purse silhouette with large eyelet - does not match catalog Coach pouch silhouettes"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone large grommet eyelet on front corner and matching zipper teeth and pull; no brass, no turnlock, no COACH stamping visible",
                    "leather_description": "red glossy snake-embossed coated material with high shine; does not show glove-tanned grain or patina",
                    "lining_description": "purple woven synthetic (polyester\/nylon-type) lining visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone edge stitching around zip and perimeter, visible in photo 2; no detail of stress points",
                    "strap_construction": "no strap present; large eyelet suggests missing wristlet or charm attachment but no strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo to support a model match",
                    "Materials and construction (coated embossed exterior, silver hardware, polyester lining) point to modern non-Coach fast-fashion pouch, not any vintage Coach line",
                    "Condition: Good preowned; light surface wear consistent with use but no major damage visible in photos 1-4"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16862,
            "output_tokens": 879,
            "total_tokens": 17741,
            "estimated_cost_usd": 0.008854
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17178,
            "output_tokens": 1353,
            "total_tokens": 18531,
            "estimated_cost_usd": 0.004518
        }
    ]
}