Vintage Coach Hunter

{
    "is_handbag_probability": 0.115,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.875,
    "recommended_max_bid": 4.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 13.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: compact coin-purse\/pouch form rather than a Coach handbag",
        "photo 1: woven multicolor textile body and brown suede-like trim, not visible glove-tanned leather",
        "photo 2: black zipper and dark plated-looking zipper hardware; no Coach marking is visible",
        "photo 4: dark synthetic-looking lining is visible, with no creed patch or brand label",
        "listing text: seller describes it as an unbranded woven coin purse, consistent with the photos",
        "photo 1: woven multicolor striped textile body, not glove-tanned cowhide",
        "photo 2 and photo 3: black-tone base-metal coil zipper with plain teardrop pull, not solid brass Talon\/YKK vintage hardware",
        "photo 4: black synthetic textile lining, no leather creed patch on interior",
        "photos 1-4: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock, no solid brass hardware"
    ],
    "missing_information": [
        "photo 4: interior label or any hidden brand stamp is not shown clearly",
        "photos 1-4: dimensions and a full back\/bottom view are not provided",
        "photos 1-4: zipper-pull and trim materials cannot be confirmed from the images",
        "No Coach identifiers visible; no further Coach-specific photos needed to rule out Coach",
        "For generic valuation only: seller-stated dimensions and exterior back view would confirm size"
    ],
    "authenticity_concerns": [
        "photo 1: textile construction, suede-like trim, and compact pouch design do not match the classic leather Coach handbag population",
        "photo 4: no Coach creed, serial\/style number, wordmark, or horse-and-carriage identifier is visible"
    ],
    "possible_model_reasoning": [
        "photo 1: the object is most consistent with an unbranded woven coin purse or small zip pouch, not a cataloged vintage Coach handbag.",
        "photo 4: absence of a visible creed or brand identifier, combined with textile construction and synthetic-looking lining, keeps Coach probability very low.",
        "Condition: Good to Very Good; exterior appears usable, with minor loose threads and surface specks visible in photos 1-3; interior and zipper function cannot be fully assessed from still images.",
        "Small woven striped zip pouch silhouette does not match any catalog Coach classic or modern style",
        "Construction of textile body plus suede-like trim plus black zipper plus synthetic lining is inconsistent with vintage glove-tanned unlined brass-hardware Coach construction",
        "No creed, wordmark, hangtag or branded hardware visible in any of 4 photos to support Coach manufacture",
        "Condition: Good to Very Good as generic pouch; light wear only, zipper functional in photos, interior unmarked in photo 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 1-3: black zipper with a flat looped pull; no Coach engraving visible",
        "leather_description": "photo 1: brown suede-like or synthetic trim; body is woven textile, not visibly leather",
        "lining_description": "photo 4: dark fabric or synthetic lining visible inside the zip pouch",
        "strap_construction": "none - small zip pouch with no strap or handle",
        "stitching_description": "photo 1-3: visible light-colored perimeter stitching appears generally even, with some loose or irregular thread ends near the trim"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.08,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: compact coin-purse\/pouch form rather than a Coach handbag",
                    "photo 1: woven multicolor textile body and brown suede-like trim, not visible glove-tanned leather",
                    "photo 2: black zipper and dark plated-looking zipper hardware; no Coach marking is visible",
                    "photo 4: dark synthetic-looking lining is visible, with no creed patch or brand label",
                    "listing text: seller describes it as an unbranded woven coin purse, consistent with the photos"
                ],
                "missing_information": [
                    "photo 4: interior label or any hidden brand stamp is not shown clearly",
                    "photos 1-4: dimensions and a full back\/bottom view are not provided",
                    "photos 1-4: zipper-pull and trim materials cannot be confirmed from the images"
                ],
                "authenticity_concerns": [
                    "photo 1: textile construction, suede-like trim, and compact pouch design do not match the classic leather Coach handbag population",
                    "photo 4: no Coach creed, serial\/style number, wordmark, or horse-and-carriage identifier 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": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 1-3: black zipper with a flat looped pull; no Coach engraving visible",
                    "leather_description": "photo 1: brown suede-like or synthetic trim; body is woven textile, not visibly leather",
                    "lining_description": "photo 4: dark fabric or synthetic lining visible inside the zip pouch",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1-3: visible light-colored perimeter stitching appears generally even, with some loose or irregular thread ends near the trim"
                },
                "possible_model_reasoning": [
                    "photo 1: the object is most consistent with an unbranded woven coin purse or small zip pouch, not a cataloged vintage Coach handbag.",
                    "photo 4: absence of a visible creed or brand identifier, combined with textile construction and synthetic-looking lining, keeps Coach probability very low.",
                    "Condition: Good to Very Good; exterior appears usable, with minor loose threads and surface specks visible in photos 1-3; interior and zipper function cannot be fully assessed from still images."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 4,
                "estimated_resale_low": 5,
                "estimated_resale_high": 15
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 12,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.15,
                "missing_information": [
                    "No Coach identifiers visible; no further Coach-specific photos needed to rule out Coach",
                    "For generic valuation only: seller-stated dimensions and exterior back view would confirm size"
                ],
                "negative_evidence": [
                    "photo 1: woven multicolor striped textile body, not glove-tanned cowhide",
                    "photo 2 and photo 3: black-tone base-metal coil zipper with plain teardrop pull, not solid brass Talon\/YKK vintage hardware",
                    "photo 4: black synthetic textile lining, no leather creed patch on interior",
                    "photos 1-4: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock, no solid brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "black-tone metal coil zipper with plain teardrop pull, unbranded; no brass turnlock, buckles or dogleash clips visible",
                    "leather_description": "brown suede-like trim at top, napped texture; not smooth glove-tanned cowhide",
                    "lining_description": "black textile lining visible in photo 4, appears synthetic; no suede back or Coach lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast straight stitching along suede-like trim visible in photos 1-3",
                    "strap_construction": "none - small zip pouch with no strap or handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Small woven striped zip pouch silhouette does not match any catalog Coach classic or modern style",
                    "Construction of textile body plus suede-like trim plus black zipper plus synthetic lining is inconsistent with vintage glove-tanned unlined brass-hardware Coach construction",
                    "No creed, wordmark, hangtag or branded hardware visible in any of 4 photos to support Coach manufacture",
                    "Condition: Good to Very Good as generic pouch; light wear only, zipper functional in photos, interior unmarked in photo 4"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16935,
            "output_tokens": 692,
            "total_tokens": 17627,
            "estimated_cost_usd": 0.008435
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17256,
            "output_tokens": 1200,
            "total_tokens": 18456,
            "estimated_cost_usd": 0.004411
        }
    ]
}