Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.01,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.835,
    "seller_misidentification_probability": 0.065,
    "confidence": 0.94,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Zebra-print tote silhouette and construction are not recognizable as a Coach classic.",
        "photo 3: Interior is black synthetic fabric with a simple zip pocket and snap closure, not a visible Coach creed or classic unlined glove-tanned construction.",
        "photo 4: Fabric label visibly states MADE IN CHINA and SHELL--100% MAN MADE MATERIAL, inconsistent with the leather construction expected of vintage Coach classics.",
        "photo 1: Exterior appears to be printed faux\/man-made material rather than Coach glove-tanned leather.",
        "photo 4: No Coach wordmark, carriage, creed, style number, or hangtag is visible.",
        "photo 1-2: zebra-print faux-leather tote with thin sewn straps, not smooth glove-tanned leather",
        "photo 3: black shiny polyester lining with magnetic snap closure and unbranded silver-tone zipper, not unlined suede-back glove-tanned",
        "photo 4: white fabric tag reads MADE IN CHINA RN# 17730 SHELL-100% MAN MADE MATERIAL, not a Coach leather creed patch",
        "photo 1-4: no turnlock, no brass hardware, no leather hangtag, no COACH wordmark visible"
    ],
    "missing_information": [
        "photo 1-4: No full bottom, corner, side, or strap-attachment detail is provided.",
        "photo 3-4: No close-up of the complete interior label area beyond the visible material tag."
    ],
    "authenticity_concerns": [
        "photo 4: The bag is explicitly labeled as made in China with a 100% man-made-material shell, strongly indicating a non-Coach synthetic fashion bag rather than a vintage Coach leather bag.",
        "photo 1-4: Zebra print, synthetic lining, magnetic snap, and generic construction are inconsistent with the classic vintage Coach population.",
        "photo 4: fabric content tag reads SHELL-100% MAN MADE MATERIAL - incompatible with vintage Coach glove-tanned cowhide",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no solid brass hardware observed"
    ],
    "possible_model_reasoning": [
        "The tote shape is a generic animal-print fashion bag and does not match a specific Coach model.",
        "photo 4: The material label states 100% man-made material and Made in China, supporting a modern mass-market\/non-Coach identification.",
        "Condition: Very Good based on the visible exterior and interior, with no major damage apparent; bottom, corners, odor, and full strap condition are not fully documented.",
        "No Coach identifiers present in any photo: no creed, no serial, no wordmark, no hangtag, no brass hardware",
        "Materials and construction point to mass-market faux-leather Y2K tote: man-made shell tag, polyester lining, magnetic snap, thin straps",
        "Condition: Very Good to Excellent; surface appears intact with no major stains or tears visible in photo 1-2, interior appears clean in photo 3"
    ],
    "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 3: Small silver-tone magnetic snap and silver-tone zipper pull; no turnlock or Coach engraving visible.",
        "leather_description": "photo 1-2: Glossy zebra-print faux\/man-made material; not leather.",
        "lining_description": "photo 3: Black synthetic fabric lining with an interior zip pocket.",
        "strap_construction": "photo 1-2: Two fixed, narrow matching zebra-print shoulder straps; attachment details are not shown closely.",
        "stitching_description": "photo 1-3: Basic visible machine stitching around the top edge and straps; no distinctive Coach construction visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0006,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Zebra-print tote silhouette and construction are not recognizable as a Coach classic.",
                    "photo 3: Interior is black synthetic fabric with a simple zip pocket and snap closure, not a visible Coach creed or classic unlined glove-tanned construction.",
                    "photo 4: Fabric label visibly states MADE IN CHINA and SHELL--100% MAN MADE MATERIAL, inconsistent with the leather construction expected of vintage Coach classics.",
                    "photo 1: Exterior appears to be printed faux\/man-made material rather than Coach glove-tanned leather.",
                    "photo 4: No Coach wordmark, carriage, creed, style number, or hangtag is visible."
                ],
                "missing_information": [
                    "photo 1-4: No full bottom, corner, side, or strap-attachment detail is provided.",
                    "photo 3-4: No close-up of the complete interior label area beyond the visible material tag."
                ],
                "authenticity_concerns": [
                    "photo 4: The bag is explicitly labeled as made in China with a 100% man-made-material shell, strongly indicating a non-Coach synthetic fashion bag rather than a vintage Coach leather bag.",
                    "photo 1-4: Zebra print, synthetic lining, magnetic snap, and generic construction are inconsistent with the classic vintage Coach population."
                ],
                "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 3: Small silver-tone magnetic snap and silver-tone zipper pull; no turnlock or Coach engraving visible.",
                    "leather_description": "photo 1-2: Glossy zebra-print faux\/man-made material; not leather.",
                    "lining_description": "photo 3: Black synthetic fabric lining with an interior zip pocket.",
                    "strap_construction": "photo 1-2: Two fixed, narrow matching zebra-print shoulder straps; attachment details are not shown closely.",
                    "stitching_description": "photo 1-3: Basic visible machine stitching around the top edge and straps; no distinctive Coach construction visible."
                },
                "possible_model_reasoning": [
                    "The tote shape is a generic animal-print fashion bag and does not match a specific Coach model.",
                    "photo 4: The material label states 100% man-made material and Made in China, supporting a modern mass-market\/non-Coach identification.",
                    "Condition: Very Good based on the visible exterior and interior, with no major damage apparent; bottom, corners, odor, and full strap condition are not fully documented."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 4: fabric content tag reads SHELL-100% MAN MADE MATERIAL - incompatible with vintage Coach glove-tanned cowhide",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no solid brass hardware observed"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1-2: zebra-print faux-leather tote with thin sewn straps, not smooth glove-tanned leather",
                    "photo 3: black shiny polyester lining with magnetic snap closure and unbranded silver-tone zipper, not unlined suede-back glove-tanned",
                    "photo 4: white fabric tag reads MADE IN CHINA RN# 17730 SHELL-100% MAN MADE MATERIAL, not a Coach leather creed patch",
                    "photo 1-4: no turnlock, no brass hardware, no leather hangtag, no COACH wordmark visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone magnetic snap and unbranded silver-tone zipper pull visible in photo 3-4; no brass turnlock, buckles or dogleash clips",
                    "leather_description": "zebra-print faux \/ man-made material with sheen, thin and slouchy, not glove-tanned cowhide; confirmed by photo 4 tag",
                    "lining_description": "black polyester lining with interior zip pocket visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "plain straight machine stitching at top edge and straps, visible in photo 1-2",
                    "strap_construction": "two thin sewn shoulder straps in same zebra faux material, non-adjustable, sewn into top seam",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers present in any photo: no creed, no serial, no wordmark, no hangtag, no brass hardware",
                    "Materials and construction point to mass-market faux-leather Y2K tote: man-made shell tag, polyester lining, magnetic snap, thin straps",
                    "Condition: Very Good to Excellent; surface appears intact with no major stains or tears visible in photo 1-2, interior appears clean in photo 3"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24171,
            "output_tokens": 748,
            "total_tokens": 24919,
            "estimated_cost_usd": 0.011464
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25103,
            "output_tokens": 1279,
            "total_tokens": 26382,
            "estimated_cost_usd": 0.006044
        }
    ]
}