Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.165,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.875,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.915,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small round shoulder handbag with a long leather strap.",
        "photo 3: Decorative leather and woven construction are visible in detail."
    ],
    "negative_evidence": [
        "photo 1: The body is predominantly woven straw or reed rather than Coach glove-tanned leather or Coach signature canvas.",
        "photo 1: No COACH wordmark, horse-and-carriage emblem, or recognizable Coach hardware is visible.",
        "photo 3: The central leather flower and upper leather tab are decorative elements, not a readable Coach creed patch.",
        "photo 6: The reverse shows woven construction and a decorative leather border, with no Coach identifier.",
        "photo 1: The round tribal\/African woven design is inconsistent with the Coach model catalog.",
        "photo 1, 2, 6: round coiled woven straw \/ grass body with leather trim, not glove-tanned cowhide - Coach triage exclusion material",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1, 3: no brass turnlock, no solid brass hardware; closure is leather tab with leather toggle",
        "photo 1-6: circular woven disc silhouette with cut-out handles and thin leather crossbody strap matches no Coach catalog style"
    ],
    "missing_information": [
        "photo 1-6: Interior view, closure, and any sewn-in maker label are not shown.",
        "photo 1-6: Exact dimensions and material description are not provided.",
        "interior not shown, but not needed for Coach exclusion",
        "no creed close-up - no creed-like patch visible in any photo",
        "no dimensions stated, but silhouette is non-Coach"
    ],
    "authenticity_concerns": [
        "photo 1: Woven straw\/reed construction and decorative leather appliqu\u00e9s are inconsistent with a vintage Coach handbag.",
        "photo 3: No Coach creed, serial\/style number, hangtag, or wordmark is visible; the leather tabs should not be treated as Coach identifiers."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the circular woven construction, decorative flower appliqu\u00e9, and tribal-style pattern do not correspond to the listed Coach silhouettes.",
        "Condition: Good to Fair; visible leather wear, creasing, fraying at strap attachments, and edge wear are present in photos 1, 4, and 5; interior condition is unknown.",
        "No Coach model matches: round woven straw disc with leather applique and toggle closure is outside Coach materials and silhouettes in all eras",
        "No hard identifiers: no creed, serial, wordmark, hangtag, brass turnlock or Talon\/YKK zipper in any of 6 photos",
        "Material alone caps coach_probability per skill: straw\/woven with no Coach identifier is <=0.05",
        "Condition: Good to Very Good for a tribal souvenir bag; leather dry with surface wear, weave intact (photo 1,2,6), interior and odor 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": "No metal Coach hardware is visible; a small leather toggle\/tab closure appears near the upper center in photo 3.",
        "leather_description": "Tan leather edging, appliqu\u00e9s, and long narrow strap are visible; the main body is woven straw\/reed or similar natural fiber.",
        "lining_description": "not_visible",
        "strap_construction": "Long narrow tan leather shoulder strap, visibly worn and creased; attachment appears leather-tied or stitched at the sides.",
        "stitching_description": "Dark contrasting leather lacing or whipstitching secures the outer leather border; woven rows are visible across the body."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small round shoulder handbag with a long leather strap.",
                    "photo 3: Decorative leather and woven construction are visible in detail."
                ],
                "negative_evidence": [
                    "photo 1: The body is predominantly woven straw or reed rather than Coach glove-tanned leather or Coach signature canvas.",
                    "photo 1: No COACH wordmark, horse-and-carriage emblem, or recognizable Coach hardware is visible.",
                    "photo 3: The central leather flower and upper leather tab are decorative elements, not a readable Coach creed patch.",
                    "photo 6: The reverse shows woven construction and a decorative leather border, with no Coach identifier.",
                    "photo 1: The round tribal\/African woven design is inconsistent with the Coach model catalog."
                ],
                "missing_information": [
                    "photo 1-6: Interior view, closure, and any sewn-in maker label are not shown.",
                    "photo 1-6: Exact dimensions and material description are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: Woven straw\/reed construction and decorative leather appliqu\u00e9s are inconsistent with a vintage Coach handbag.",
                    "photo 3: No Coach creed, serial\/style number, hangtag, or wordmark is visible; the leather tabs should not be treated as Coach identifiers."
                ],
                "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 Coach hardware is visible; a small leather toggle\/tab closure appears near the upper center in photo 3.",
                    "leather_description": "Tan leather edging, appliqu\u00e9s, and long narrow strap are visible; the main body is woven straw\/reed or similar natural fiber.",
                    "lining_description": "not_visible",
                    "strap_construction": "Long narrow tan leather shoulder strap, visibly worn and creased; attachment appears leather-tied or stitched at the sides.",
                    "stitching_description": "Dark contrasting leather lacing or whipstitching secures the outer leather border; woven rows are visible across the body."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the circular woven construction, decorative flower appliqu\u00e9, and tribal-style pattern do not correspond to the listed Coach silhouettes.",
                    "Condition: Good to Fair; visible leather wear, creasing, fraying at strap attachments, and edge wear are present in photos 1, 4, and 5; interior condition is unknown."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior not shown, but not needed for Coach exclusion",
                    "no creed close-up - no creed-like patch visible in any photo",
                    "no dimensions stated, but silhouette is non-Coach"
                ],
                "negative_evidence": [
                    "photo 1, 2, 6: round coiled woven straw \/ grass body with leather trim, not glove-tanned cowhide - Coach triage exclusion material",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1, 3: no brass turnlock, no solid brass hardware; closure is leather tab with leather toggle",
                    "photo 1-6: circular woven disc silhouette with cut-out handles and thin leather crossbody strap matches no Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no metal hardware visible; closure is small leather toggle on leather tab (photo 3)",
                    "leather_description": "tan \/ light brown flat leather trim around rim, central flower applique, closure tab and thin crossbody strap; rustic, not glove-tanned",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "coiled straw weaving in concentric circles in brown, black and natural tones; dark leather lacing around leather rim binding (photo 4, 5)",
                    "strap_construction": "thin flat tan leather crossbody strap attached with twisted cord \/ knotted leather loops at sides (photo 5); integrated cut-out handles at top bound in leather",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model matches: round woven straw disc with leather applique and toggle closure is outside Coach materials and silhouettes in all eras",
                    "No hard identifiers: no creed, serial, wordmark, hangtag, brass turnlock or Talon\/YKK zipper in any of 6 photos",
                    "Material alone caps coach_probability per skill: straw\/woven with no Coach identifier is <=0.05",
                    "Condition: Good to Very Good for a tribal souvenir bag; leather dry with surface wear, weave intact (photo 1,2,6), interior and odor unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.25
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28091,
            "output_tokens": 711,
            "total_tokens": 28802,
            "estimated_cost_usd": 0.012943
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29275,
            "output_tokens": 1172,
            "total_tokens": 30447,
            "estimated_cost_usd": 0.006793
        }
    ]
}