Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.925,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is a lightweight gingham fabric tote with a decorative bow, not a leather Coach construction.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, creed patch, or Coach-style hardware.",
        "photo 2: interior is pink floral fabric with a central fabric divider\/pocket; no visible Coach creed or serial tag.",
        "photo 3: interior construction and fabric materials are inconsistent with classic vintage glove-tanned Coach handbags.",
        "photo 1: soft cotton gingham tote body with sewn fabric straps, no glove-tanned leather, no brass hardware, no turnlock, no hangtag",
        "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible on exterior",
        "photo 2: pink floral cotton lining with gingham slip pocket, no leather creed patch on interior wall or pocket",
        "photo 3: same pink floral lining and fabric pocket, no creed, no fabric Coach tag, no zipper or hardware stamps"
    ],
    "missing_information": [
        "photo 1: bottom, side seams, and strap attachment details are not shown closely.",
        "photo 2: no close-up of all interior seams or labels.",
        "photo 4: no dedicated label, tag, or hardware close-up is provided."
    ],
    "authenticity_concerns": [
        "photo 1: fabric gingham body, matching fabric handles, bow accent, and lack of Coach identifiers strongly indicate a generic or handmade tote rather than Coach.",
        "photo 2: floral textile lining and fabric divider are inconsistent with the classic unlined leather Coach styles this tool is intended to identify."
    ],
    "possible_model_reasoning": [
        "The silhouette is a simple open-top fabric tote with decorative bow, not a recognizable Coach catalog model.",
        "Seller title describes a light blue gingham tote with pink lining; this is weak descriptive evidence only and does not establish brand or age.",
        "Condition: Very Good based on the visible clean exterior and intact handles; bottom, seams, and odor are not fully assessable from the photos.",
        "Silhouette is a soft unconstructed fabric tote with sewn straps, not a catalog Coach leather style",
        "Materials - cotton gingham exterior and floral cotton lining - are inconsistent with vintage Coach glove-tanned leather and unlined suede interiors and with modern Coach coated canvas\/leather",
        "No hard identifiers - no creed, no serial, no wordmark, no brass turnlock, no hangtag - visible in clear exterior and interior views",
        "Condition: Like New to Excellent; fabric appears clean and intact in photos 1-3, no stains or tears visible"
    ],
    "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": "No metal hardware or turnlock is visible; fabric handles and a fabric bow are visible in photos 1-4.",
        "leather_description": "No leather is visible; the exterior appears to be light blue and white gingham textile.",
        "lining_description": "Pink floral fabric lining is clearly visible in photos 2-4, with a fabric center divider\/pocket.",
        "strap_construction": "Wide matching gingham fabric shoulder handles are visible in photos 1 and 4; no leather or detachable hardware is visible.",
        "stitching_description": "Textile seams and top binding are visible, but stitch quality is not detailed enough for a close construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is a lightweight gingham fabric tote with a decorative bow, not a leather Coach construction.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, creed patch, or Coach-style hardware.",
                    "photo 2: interior is pink floral fabric with a central fabric divider\/pocket; no visible Coach creed or serial tag.",
                    "photo 3: interior construction and fabric materials are inconsistent with classic vintage glove-tanned Coach handbags."
                ],
                "missing_information": [
                    "photo 1: bottom, side seams, and strap attachment details are not shown closely.",
                    "photo 2: no close-up of all interior seams or labels.",
                    "photo 4: no dedicated label, tag, or hardware close-up is provided."
                ],
                "authenticity_concerns": [
                    "photo 1: fabric gingham body, matching fabric handles, bow accent, and lack of Coach identifiers strongly indicate a generic or handmade tote rather than Coach.",
                    "photo 2: floral textile lining and fabric divider are inconsistent with the classic unlined leather Coach styles this tool is intended to identify."
                ],
                "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": "No metal hardware or turnlock is visible; fabric handles and a fabric bow are visible in photos 1-4.",
                    "leather_description": "No leather is visible; the exterior appears to be light blue and white gingham textile.",
                    "lining_description": "Pink floral fabric lining is clearly visible in photos 2-4, with a fabric center divider\/pocket.",
                    "strap_construction": "Wide matching gingham fabric shoulder handles are visible in photos 1 and 4; no leather or detachable hardware is visible.",
                    "stitching_description": "Textile seams and top binding are visible, but stitch quality is not detailed enough for a close construction assessment."
                },
                "possible_model_reasoning": [
                    "The silhouette is a simple open-top fabric tote with decorative bow, not a recognizable Coach catalog model.",
                    "Seller title describes a light blue gingham tote with pink lining; this is weak descriptive evidence only and does not establish brand or age.",
                    "Condition: Very Good based on the visible clean exterior and intact handles; bottom, seams, and odor are not fully assessable from the photos."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "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: soft cotton gingham tote body with sewn fabric straps, no glove-tanned leather, no brass hardware, no turnlock, no hangtag",
                    "photo 1: no COACH wordmark, horse-and-carriage, or leather hangtag visible on exterior",
                    "photo 2: pink floral cotton lining with gingham slip pocket, no leather creed patch on interior wall or pocket",
                    "photo 3: same pink floral lining and fabric pocket, no creed, no fabric Coach tag, no zipper or hardware stamps"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible; fabric straps sewn directly to body with pink ribbon bow accent",
                    "leather_description": "not_visible - no leather present; light blue and white gingham woven fabric exterior",
                    "lining_description": "pink floral cotton lining with matching gingham slip pocket visible in photo 2 and photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "simple straight machine stitching at top edge and strap attachments; no leather edge paint or heavy topstitching",
                    "strap_construction": "two long fabric shoulder straps in same gingham, sewn to tote body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is a soft unconstructed fabric tote with sewn straps, not a catalog Coach leather style",
                    "Materials - cotton gingham exterior and floral cotton lining - are inconsistent with vintage Coach glove-tanned leather and unlined suede interiors and with modern Coach coated canvas\/leather",
                    "No hard identifiers - no creed, no serial, no wordmark, no brass turnlock, no hangtag - visible in clear exterior and interior views",
                    "Condition: Like New to Excellent; fabric appears clean and intact in photos 1-3, no stains or tears visible"
                ],
                "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": 24097,
            "output_tokens": 688,
            "total_tokens": 24785,
            "estimated_cost_usd": 0.01129
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25475,
            "output_tokens": 1243,
            "total_tokens": 26718,
            "estimated_cost_usd": 0.006089
        }
    ]
}