Vintage Coach Hunter

{
    "is_handbag_probability": 0.085,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.945,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 15,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly shows an LSU Tigers mascot design and LSU lettering, with no visible Coach branding.",
        "photo 2: interior appears to be black synthetic fabric rather than leather or a vintage Coach unlined suede interior.",
        "photo 3: back construction is a simple drawstring backpack with textile body and cord straps."
    ],
    "negative_evidence": [
        "photo 1: plush\/faux-fur textile construction and collegiate mascot graphics are inconsistent with vintage Coach leather handbags.",
        "photo 1: no Coach wordmark, horse-and-carriage, leather hangtag, creed patch, or turnlock is visible.",
        "photo 2: black textile lining is visible; no creed patch or Coach identification is shown.",
        "photo 3: drawstring backpack construction is not a recognizable vintage Coach handbag silhouette.",
        "photo 1: plush faux-fur drawstring backpack with novelty tiger face, not leather handbag construction",
        "photo 1: no Coach creed, wordmark, hangtag, or brass hardware visible",
        "photo 2: black synthetic fabric interior, no leather creed patch",
        "photo 3: plain black fabric back with cord drawstrings, no leather or solid brass hardware"
    ],
    "missing_information": [
        "photo 1-3: no close-up of a sewn-in brand or licensing label is provided.",
        "photo 1-3: bottom, strap attachment details, and any interior labels are not shown clearly."
    ],
    "authenticity_concerns": [
        "photo 1-3: the item is a collegiate mascot drawstring backpack, not a Coach-style leather handbag; there is no visible evidence of Coach manufacture."
    ],
    "possible_model_reasoning": [
        "photo 1-3: no Coach model is plausible; the silhouette and LSU mascot design identify it as a modern textile drawstring backpack.",
        "photo 1-3: condition appears Good to Very Good from the photos, with visible creasing and used-looking textile surfaces; odor and hidden wear are unknown.",
        "Not a leather handbag; novelty LSU Tigers plush drawstring backpack purse with synthetic materials inconsistent with any Coach line",
        "No Coach identifiers visible in any photo; LSU logo only",
        "Condition: New per seller text, photos show clean plush"
    ],
    "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 cord drawstrings and textile construction; no metal handbag hardware or Coach-marked hardware visible.",
        "leather_description": "photo 1-3: no leather visible; body appears plush\/faux-fur textile.",
        "lining_description": "photo 2: black synthetic textile lining\/interior visible.",
        "strap_construction": "photo 1 and photo 3: simple black cord drawstrings functioning as backpack straps.",
        "stitching_description": "photo 2-3: visible textile seams appear utilitarian; fine leather handbag stitching cannot be assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0008,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.12,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly shows an LSU Tigers mascot design and LSU lettering, with no visible Coach branding.",
                    "photo 2: interior appears to be black synthetic fabric rather than leather or a vintage Coach unlined suede interior.",
                    "photo 3: back construction is a simple drawstring backpack with textile body and cord straps."
                ],
                "negative_evidence": [
                    "photo 1: plush\/faux-fur textile construction and collegiate mascot graphics are inconsistent with vintage Coach leather handbags.",
                    "photo 1: no Coach wordmark, horse-and-carriage, leather hangtag, creed patch, or turnlock is visible.",
                    "photo 2: black textile lining is visible; no creed patch or Coach identification is shown.",
                    "photo 3: drawstring backpack construction is not a recognizable vintage Coach handbag silhouette."
                ],
                "missing_information": [
                    "photo 1-3: no close-up of a sewn-in brand or licensing label is provided.",
                    "photo 1-3: bottom, strap attachment details, and any interior labels are not shown clearly."
                ],
                "authenticity_concerns": [
                    "photo 1-3: the item is a collegiate mascot drawstring backpack, not a Coach-style leather handbag; there is no visible evidence of Coach manufacture."
                ],
                "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 cord drawstrings and textile construction; no metal handbag hardware or Coach-marked hardware visible.",
                    "leather_description": "photo 1-3: no leather visible; body appears plush\/faux-fur textile.",
                    "lining_description": "photo 2: black synthetic textile lining\/interior visible.",
                    "strap_construction": "photo 1 and photo 3: simple black cord drawstrings functioning as backpack straps.",
                    "stitching_description": "photo 2-3: visible textile seams appear utilitarian; fine leather handbag stitching cannot be assessed."
                },
                "possible_model_reasoning": [
                    "photo 1-3: no Coach model is plausible; the silhouette and LSU mascot design identify it as a modern textile drawstring backpack.",
                    "photo 1-3: condition appears Good to Very Good from the photos, with visible creasing and used-looking textile surfaces; odor and hidden wear are unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 15
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.98,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.05,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: plush faux-fur drawstring backpack with novelty tiger face, not leather handbag construction",
                    "photo 1: no Coach creed, wordmark, hangtag, or brass hardware visible",
                    "photo 2: black synthetic fabric interior, no leather creed patch",
                    "photo 3: plain black fabric back with cord drawstrings, no leather or solid brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware; thin black cord drawstrings only",
                    "leather_description": "not leather; yellow\/purple plush faux-fur synthetic pile",
                    "lining_description": "photo 2: black woven synthetic fabric interior",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; edges bound in fabric, no leather stitching visible",
                    "strap_construction": "drawstring cord backpack straps, photo 1 and photo 3",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a leather handbag; novelty LSU Tigers plush drawstring backpack purse with synthetic materials inconsistent with any Coach line",
                    "No Coach identifiers visible in any photo; LSU logo only",
                    "Condition: New per seller text, photos show clean plush"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16420,
            "output_tokens": 713,
            "total_tokens": 17133,
            "estimated_cost_usd": 0.008279
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16728,
            "output_tokens": 772,
            "total_tokens": 17500,
            "estimated_cost_usd": 0.003963
        }
    ]
}