Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.86,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a shoulder strap, zip-top closure, exterior zip pocket, tassel, and interior compartments."
    ],
    "negative_evidence": [
        "photo 1: No legible COACH wordmark, horse-and-carriage mark, hangtag, or creed patch is visible.",
        "photos 1-5: Construction appears contemporary and fashion-oriented, with decorative braided bands, large tassel, floral printed fabric lining, and multiple zippered compartments rather than a recognizable vintage Coach classic.",
        "photos 1-5: The exterior has a uniform coated or vinyl-like appearance and does not visibly show the natural glove-tanned leather characteristics associated with many vintage Coach bags.",
        "photo 6: Floral printed textile lining and black zipper hardware are visible; no Coach label or serial tag is shown.",
        "photo 1,2,3,4,5: material is distressed vinyl \/ faux leather per seller title, not glove-tanned cowhide - coach_probability <=0.05 per skill",
        "photo 6: fully lined interior with dark floral rose-print polyester, never used on vintage Coach classics which are unlined suede-back",
        "photo 1,2,3,4: zip-top crossbody with exterior zip pocket, braided\/woven trim bands and hanging tassel fob - silhouette and decoration match no Coach catalog style",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible anywhere",
        "photo 1,2: thin flat strap on metal grommets with antiqued brass-tone plated hardware, not solid brass dogleash \/ turnlock hardware"
    ],
    "missing_information": [
        "A straight-on photo of the interior back wall and all interior pockets, including any sewn-in brand or creed label.",
        "Close-up photos of every interior and exterior label, zipper pull, and hardware marking.",
        "Bottom, side, strap-attachment, and corner photos for a fuller construction and condition assessment.",
        "no Coach creed or identifier to verify because none visible - photo 6 interior shows no leather creed patch, only floral lining",
        "no hardware brand stamps shown in close-up, but not needed given vinyl construction"
    ],
    "authenticity_concerns": [
        "photos 1-6: This appears to be an unbranded contemporary lookalike rather than a Coach-made bag; there are no visible Coach identifiers and the decorative styling is not a recognizable Coach catalog silhouette.",
        "photos 1-6: The apparent vinyl or synthetic exterior and printed floral lining would be inconsistent with a typical vintage glove-tanned Coach classic; material should be confirmed in person."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the bag lacks visible Coach identifiers and does not closely match the listed vintage Coach silhouettes.",
        "Condition: Good to Very Good based on visible scuffing, creasing, and surface wear; the interior appears usable, but odor, hidden stains, and hardware function are unknown.",
        "No Coach model fits: zip-top tassel crossbody with braided vinyl trim and floral poly lining is inconsistent with all Classic, Ergo, Soho and modern Coach lines in materials, lining and hardware",
        "Condition: Good to Very Good; surface scuffing and finish wear visible on vinyl (photo 4,5) but no tears shown; strap appears intact (photo 2); interior looks clean (photo 6)"
    ],
    "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": "photos 1-5: Gold-tone rings, grommets, rivets, zippers, and tassel attachment hardware are visible; no Coach engraving is legible.",
        "leather_description": "photos 1-5: Dark gray-black smooth, distressed-looking exterior with a coated or vinyl-like appearance; exact material cannot be confirmed from photos.",
        "lining_description": "photo 6: Floral printed textile lining with an interior zippered compartment is visible.",
        "strap_construction": "photos 1, 2, and 5: Long adjustable shoulder strap attached through rings and grommets; strap appears narrow and synthetic or coated.",
        "stitching_description": "photos 1-5: Visible machine stitching is generally even, with decorative braided bands and layered trim; stress-point construction is not fully shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a shoulder strap, zip-top closure, exterior zip pocket, tassel, and interior compartments."
                ],
                "negative_evidence": [
                    "photo 1: No legible COACH wordmark, horse-and-carriage mark, hangtag, or creed patch is visible.",
                    "photos 1-5: Construction appears contemporary and fashion-oriented, with decorative braided bands, large tassel, floral printed fabric lining, and multiple zippered compartments rather than a recognizable vintage Coach classic.",
                    "photos 1-5: The exterior has a uniform coated or vinyl-like appearance and does not visibly show the natural glove-tanned leather characteristics associated with many vintage Coach bags.",
                    "photo 6: Floral printed textile lining and black zipper hardware are visible; no Coach label or serial tag is shown."
                ],
                "missing_information": [
                    "A straight-on photo of the interior back wall and all interior pockets, including any sewn-in brand or creed label.",
                    "Close-up photos of every interior and exterior label, zipper pull, and hardware marking.",
                    "Bottom, side, strap-attachment, and corner photos for a fuller construction and condition assessment."
                ],
                "authenticity_concerns": [
                    "photos 1-6: This appears to be an unbranded contemporary lookalike rather than a Coach-made bag; there are no visible Coach identifiers and the decorative styling is not a recognizable Coach catalog silhouette.",
                    "photos 1-6: The apparent vinyl or synthetic exterior and printed floral lining would be inconsistent with a typical vintage glove-tanned Coach classic; material should be confirmed in person."
                ],
                "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": "photos 1-5: Gold-tone rings, grommets, rivets, zippers, and tassel attachment hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photos 1-5: Dark gray-black smooth, distressed-looking exterior with a coated or vinyl-like appearance; exact material cannot be confirmed from photos.",
                    "lining_description": "photo 6: Floral printed textile lining with an interior zippered compartment is visible.",
                    "strap_construction": "photos 1, 2, and 5: Long adjustable shoulder strap attached through rings and grommets; strap appears narrow and synthetic or coated.",
                    "stitching_description": "photos 1-5: Visible machine stitching is generally even, with decorative braided bands and layered trim; stress-point construction is not fully shown."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the bag lacks visible Coach identifiers and does not closely match the listed vintage Coach silhouettes.",
                    "Condition: Good to Very Good based on visible scuffing, creasing, and surface wear; the interior appears usable, but odor, hidden stains, and hardware function are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "no Coach creed or identifier to verify because none visible - photo 6 interior shows no leather creed patch, only floral lining",
                    "no hardware brand stamps shown in close-up, but not needed given vinyl construction"
                ],
                "negative_evidence": [
                    "photo 1,2,3,4,5: material is distressed vinyl \/ faux leather per seller title, not glove-tanned cowhide - coach_probability <=0.05 per skill",
                    "photo 6: fully lined interior with dark floral rose-print polyester, never used on vintage Coach classics which are unlined suede-back",
                    "photo 1,2,3,4: zip-top crossbody with exterior zip pocket, braided\/woven trim bands and hanging tassel fob - silhouette and decoration match no Coach catalog style",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible anywhere",
                    "photo 1,2: thin flat strap on metal grommets with antiqued brass-tone plated hardware, not solid brass dogleash \/ turnlock hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "antiqued brass-tone base-metal grommets, O-rings, zippers and rivets; zip-top closure and exterior zip pocket; no turnlock, no stamped COACH hardware visible",
                    "leather_description": "gray-black distressed-look vinyl \/ faux leather with wrinkled finish and applied braided trim bands at base; not glove-tanned leather",
                    "lining_description": "photo 6: dark polyester with pink\/white rose floral print and interior zip pocket; fully lined",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "regular machine stitching around pocket and trim, tone-matched; no evidence of Coach construction",
                    "strap_construction": "thin flat vinyl crossbody strap attached via metal rings through grommets, buckle-adjustable; no dogleash clips, no dowel handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top tassel crossbody with braided vinyl trim and floral poly lining is inconsistent with all Classic, Ergo, Soho and modern Coach lines in materials, lining and hardware",
                    "Condition: Good to Very Good; surface scuffing and finish wear visible on vinyl (photo 4,5) but no tears shown; strap appears intact (photo 2); interior looks clean (photo 6)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28773,
            "output_tokens": 814,
            "total_tokens": 29587,
            "estimated_cost_usd": 0.013463
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30087,
            "output_tokens": 1486,
            "total_tokens": 31573,
            "estimated_cost_usd": 0.007206
        }
    ]
}