Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.1,
    "confidence": 0.855,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: large modern tote silhouette with wide sewn shoulder straps, no visible Coach wordmark, carriage, hangtag, turnlock, or creed patch.",
        "photos 1-6: glossy, uniform black material and soft folded construction are consistent with faux or synthetic leather rather than vintage glove-tanned cowhide.",
        "photos 1-6: no vintage Coach identifiers or characteristic brass hardware are visible.",
        "listing text: seller explicitly describes the bag as faux leather and unbranded.",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1-6: large soft V-cut tote silhouette with fixed shoulder straps does not match vintage Coach catalog styles",
        "photo 1-6: smooth high-sheen black material with soft wrinkles consistent with seller-stated faux leather, not glove-tanned cowhide",
        "photo 1: handles still in foam wrapping indicating new mass-produced non-Coach bag",
        "photo 1-6: no solid brass turnlock, buckles, dogleash clips, or brass hardware visible"
    ],
    "missing_information": [
        "photo 1-6: interior, lining, and any sewn-in brand or care label are not shown clearly enough to read.",
        "photo 1-6: close-up of the small white tag is needed if its text is intended to establish any brand.",
        "interior views including lining and any interior patch or labels not shown",
        "creed patch close-up not shown",
        "hardware close-ups and any brand stamps not shown",
        "hangtag both faces not shown"
    ],
    "authenticity_concerns": [
        "The apparent synthetic material and modern tote construction are inconsistent with the vintage Coach leather-handbag population.",
        "No Coach identifier is visible; this appears to be an ordinary unbranded faux-leather tote rather than a misidentified vintage Coach bag.",
        "photo 1-6: smooth synthetic-appearing faux leather material inconsistent with vintage Coach glove-tanned cowhide",
        "photo 1-6: no Coach identifier visible despite multiple exterior views"
    ],
    "possible_model_reasoning": [
        "The broad unstructured tote shape does not closely match the listed vintage Coach classic models, which generally use identifiable turnlocks, structured closures, leather hangtags, or visible creeds.",
        "Condition: approximately Very Good based on the visible exterior; no obvious tears or major abrasion are shown, but the interior and functional hardware are not documented.",
        "No Coach model fits: modern faux-leather tote shape, synthetic material, no turnlock, no creed, no hangtag, no brass hardware",
        "Condition: appears New with foam wrapping on handles (photo 1), but interior and bottom detail not shown so wear and lining unknown"
    ],
    "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 1-6: no visible metal hardware, turnlock, or Coach-marked hardware; shoulder straps are wrapped in protective white material.",
        "leather_description": "photos 1-6: smooth, glossy black material with broad creasing and a uniform surface; seller states faux leather.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, 5, and 6: two wide sewn shoulder straps attached near the upper side sections; straps are covered with white protective wrapping.",
        "stitching_description": "photos 1-6: visible dark, generally even machine stitching along the top edge, central seams, straps, and base; interior stress-point stitching is not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: large modern tote silhouette with wide sewn shoulder straps, no visible Coach wordmark, carriage, hangtag, turnlock, or creed patch.",
                    "photos 1-6: glossy, uniform black material and soft folded construction are consistent with faux or synthetic leather rather than vintage glove-tanned cowhide.",
                    "photos 1-6: no vintage Coach identifiers or characteristic brass hardware are visible.",
                    "listing text: seller explicitly describes the bag as faux leather and unbranded."
                ],
                "missing_information": [
                    "photo 1-6: interior, lining, and any sewn-in brand or care label are not shown clearly enough to read.",
                    "photo 1-6: close-up of the small white tag is needed if its text is intended to establish any brand."
                ],
                "authenticity_concerns": [
                    "The apparent synthetic material and modern tote construction are inconsistent with the vintage Coach leather-handbag population.",
                    "No Coach identifier is visible; this appears to be an ordinary unbranded faux-leather tote rather than a misidentified vintage Coach bag."
                ],
                "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 1-6: no visible metal hardware, turnlock, or Coach-marked hardware; shoulder straps are wrapped in protective white material.",
                    "leather_description": "photos 1-6: smooth, glossy black material with broad creasing and a uniform surface; seller states faux leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, 5, and 6: two wide sewn shoulder straps attached near the upper side sections; straps are covered with white protective wrapping.",
                    "stitching_description": "photos 1-6: visible dark, generally even machine stitching along the top edge, central seams, straps, and base; interior stress-point stitching is not visible."
                },
                "possible_model_reasoning": [
                    "The broad unstructured tote shape does not closely match the listed vintage Coach classic models, which generally use identifiable turnlocks, structured closures, leather hangtags, or visible creeds.",
                    "Condition: approximately Very Good based on the visible exterior; no obvious tears or major abrasion are shown, but the interior and functional hardware are not documented."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: smooth synthetic-appearing faux leather material inconsistent with vintage Coach glove-tanned cowhide",
                    "photo 1-6: no Coach identifier visible despite multiple exterior views"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views including lining and any interior patch or labels not shown",
                    "creed patch close-up not shown",
                    "hardware close-ups and any brand stamps not shown",
                    "hangtag both faces not shown"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1-6: large soft V-cut tote silhouette with fixed shoulder straps does not match vintage Coach catalog styles",
                    "photo 1-6: smooth high-sheen black material with soft wrinkles consistent with seller-stated faux leather, not glove-tanned cowhide",
                    "photo 1: handles still in foam wrapping indicating new mass-produced non-Coach bag",
                    "photo 1-6: no solid brass turnlock, buckles, dogleash clips, or brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no distinctive hardware visible; dark zipper detail at top center in photo 1 only",
                    "leather_description": "photo 1-6: black smooth material with synthetic sheen and soft wrinkling, consistent with seller-stated faux leather; not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-6: straight center seam and top-edge stitching visible; otherwise not_visible in detail",
                    "strap_construction": "photo 1-6: two fixed narrow shoulder straps, foam-wrapped, appearing new",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: modern faux-leather tote shape, synthetic material, no turnlock, no creed, no hangtag, no brass hardware",
                    "Condition: appears New with foam wrapping on handles (photo 1), but interior and bottom detail not shown so wear and lining unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18095,
            "output_tokens": 717,
            "total_tokens": 18812,
            "estimated_cost_usd": 0.008959
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18649,
            "output_tokens": 1083,
            "total_tokens": 19732,
            "estimated_cost_usd": 0.004596
        }
    ]
}