Vintage Coach Hunter

{
    "is_handbag_probability": 0.885,
    "coach_probability": 0.03,
    "vintage_probability": 0.06,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.27,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.215,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: small purse-like bag with a leather- or faux-leather-looking dark body."
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 1: very thin cord strap and simple small pouch construction do not resemble a clearly identifiable classic vintage Coach model.",
        "photo 1: the bag is photographed from only one distance and angle, with no visible Coach-specific construction details.",
        "photo 1: bag is tiny and distant, no creed patch, wordmark, hangtag, or turnlock visible",
        "photo 1: no solid-brass hardware, glove-tanned texture, stitching or construction detail discernible to support Coach"
    ],
    "missing_information": [
        "Interior and any creed patch or fabric label.",
        "Close-up of all surfaces, hardware, seams, strap attachment, and bottom.",
        "Any markings on the bag or strap.",
        "Seller-stated material; the listing dimensions and 26.5-inch strap length are not independently verifiable from the photo.",
        "photo 1 is distant and low-detail; need close front, back, bottom, interior views",
        "creed patch straight-on in raking light not shown",
        "interior lining and pockets not shown",
        "hardware, closure, turnlock detail not shown",
        "hangtag and wordmark not shown",
        "strap attachment, stitching and leather texture close-up not shown",
        "scale\/dimensions and material confirmation needed"
    ],
    "authenticity_concerns": [
        "photo 1: no Coach identifier is visible, so the item currently reads as a generic small purse rather than an identifiable Coach product."
    ],
    "possible_model_reasoning": [
        "The compact pouch silhouette does not provide a reliable match to a listed vintage Coach model, and no identifier is visible.",
        "Condition: cannot be graded reliably; only the exterior front is shown, with interior, bottom, corners, and strap attachments unexamined.",
        "photo 1 shows only a small distant black crossbody pouch with thin strap; no identifiers, hardware geometry, leather grain, or silhouette detail to match any Coach catalog style",
        "serial decode: none, number not_visible",
        "era reasoning: no creed, country, hardware or lining visible, era unknown",
        "Condition: ungradable; no corners, interior, strap wear visible due to distance"
    ],
    "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: no visible metal hardware or turnlock; thin dark cord strap is visible.",
        "leather_description": "photo 1: dark smooth-looking material; genuine leather versus synthetic material cannot be determined.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: long, thin dark cord strap attached at the upper sides of the small pouch.",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0049,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.92,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.42,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: small purse-like bag with a leather- or faux-leather-looking dark body."
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 1: very thin cord strap and simple small pouch construction do not resemble a clearly identifiable classic vintage Coach model.",
                    "photo 1: the bag is photographed from only one distance and angle, with no visible Coach-specific construction details."
                ],
                "missing_information": [
                    "Interior and any creed patch or fabric label.",
                    "Close-up of all surfaces, hardware, seams, strap attachment, and bottom.",
                    "Any markings on the bag or strap.",
                    "Seller-stated material; the listing dimensions and 26.5-inch strap length are not independently verifiable from the photo."
                ],
                "authenticity_concerns": [
                    "photo 1: no Coach identifier is visible, so the item currently reads as a generic small purse rather than an identifiable Coach product."
                ],
                "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: no visible metal hardware or turnlock; thin dark cord strap is visible.",
                    "leather_description": "photo 1: dark smooth-looking material; genuine leather versus synthetic material cannot be determined.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: long, thin dark cord strap attached at the upper sides of the small pouch.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "The compact pouch silhouette does not provide a reliable match to a listed vintage Coach model, and no identifier is visible.",
                    "Condition: cannot be graded reliably; only the exterior front is shown, with interior, bottom, corners, and strap attachments unexamined."
                ],
                "confidence": 0.31,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.03,
                "confidence": 0.12,
                "estimated_era": "unknown",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.12,
                "is_handbag_probability": 0.85,
                "missing_information": [
                    "photo 1 is distant and low-detail; need close front, back, bottom, interior views",
                    "creed patch straight-on in raking light not shown",
                    "interior lining and pockets not shown",
                    "hardware, closure, turnlock detail not shown",
                    "hangtag and wordmark not shown",
                    "strap attachment, stitching and leather texture close-up not shown",
                    "scale\/dimensions and material confirmation needed"
                ],
                "negative_evidence": [
                    "photo 1: bag is tiny and distant, no creed patch, wordmark, hangtag, or turnlock visible",
                    "photo 1: no solid-brass hardware, glove-tanned texture, stitching or construction detail discernible to support Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible",
                    "leather_description": "small black pouch-like appearance in photo 1, material details not_visible due to distance",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin dark long strap visible in photo 1, construction details not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 shows only a small distant black crossbody pouch with thin strap; no identifiers, hardware geometry, leather grain, or silhouette detail to match any Coach catalog style",
                    "serial decode: none, number not_visible",
                    "era reasoning: no creed, country, hardware or lining visible, era unknown",
                    "Condition: ungradable; no corners, interior, strap wear visible due to distance"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.1
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15530,
            "output_tokens": 649,
            "total_tokens": 16179,
            "estimated_cost_usd": 0.00777
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 15819,
            "output_tokens": 1197,
            "total_tokens": 17016,
            "estimated_cost_usd": 0.004121
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}