Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.865,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.92,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is a lightweight textile\/nylon-style messenger with multiple exterior zip pockets, not vintage glove-tanned leather.",
        "photo 1: Front circular badge visibly reads JINQIAER, identifying a different brand.",
        "photo 1: Hardware is bright silver-tone and the strap is woven textile, unlike typical vintage Coach leather strap construction and brass hardware.",
        "photo 1: No Coach wordmark, horse-and-carriage, creed patch, or leather hangtag is visible.",
        "photo 1: Seller title describes the bag as waterproof, consistent with a modern synthetic\/textile bag rather than a vintage Coach classic.",
        "photo 1: body is matte woven nylon, not glove-tanned leather",
        "photo 1: circular front patch reads JINQIAOER EST-2010, not COACH",
        "photo 1: wide woven webbing crossbody strap with silver-tone slider, not leather strap with solid brass hardware",
        "photo 1: multiple exterior zip pockets and elastic side pocket, no turnlock, no leather hangtag, no creed patch"
    ],
    "missing_information": [
        "photo 1: Only a single front stock-style photo is provided; interior, lining, back, bottom, strap attachments, and care\/manufacturer tags are not shown.",
        "A close-up of all branding and any interior labels would be needed for broader brand verification.",
        "Interior, bottom, and hardware close-ups not provided, but not needed for Coach determination given visible non-Coach branding and materials"
    ],
    "authenticity_concerns": [
        "photo 1: The visible JINQIAER branding and synthetic textile construction are inconsistent with a Coach-made vintage handbag.",
        "photo 1: No Coach identifier is present; the item appears to be a modern non-Coach lookalike\/functional messenger bag."
    ],
    "possible_model_reasoning": [
        "photo 1: The silhouette is a modern multi-pocket nylon messenger\/crossbody bag, not a recognizable vintage Coach model.",
        "photo 1: The visible JINQIAER badge and waterproof textile construction support a modern non-Coach classification.",
        "Condition: Not reliably gradable from the stock-style image; the bag appears unused or new, but interior and functional condition are unverified.",
        "Not a Coach silhouette, material, or hardware set; nylon messenger with JINQIAOER branding does not match any catalog Coach style",
        "Condition appears New stock-photo condition but irrelevant to Coach value"
    ],
    "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: Bright silver-tone rectangular strap adjuster and small metal zipper hardware; no Coach engraving visible.",
        "leather_description": "photo 1: Appears to be synthetic textile\/nylon or fabric, not leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Wide woven textile crossbody strap with silver-tone adjuster hardware.",
        "stitching_description": "photo 1: Visible machine stitching appears generally even on the textile exterior; detailed stress-point construction is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is a lightweight textile\/nylon-style messenger with multiple exterior zip pockets, not vintage glove-tanned leather.",
                    "photo 1: Front circular badge visibly reads JINQIAER, identifying a different brand.",
                    "photo 1: Hardware is bright silver-tone and the strap is woven textile, unlike typical vintage Coach leather strap construction and brass hardware.",
                    "photo 1: No Coach wordmark, horse-and-carriage, creed patch, or leather hangtag is visible.",
                    "photo 1: Seller title describes the bag as waterproof, consistent with a modern synthetic\/textile bag rather than a vintage Coach classic."
                ],
                "missing_information": [
                    "photo 1: Only a single front stock-style photo is provided; interior, lining, back, bottom, strap attachments, and care\/manufacturer tags are not shown.",
                    "A close-up of all branding and any interior labels would be needed for broader brand verification."
                ],
                "authenticity_concerns": [
                    "photo 1: The visible JINQIAER branding and synthetic textile construction are inconsistent with a Coach-made vintage handbag.",
                    "photo 1: No Coach identifier is present; the item appears to be a modern non-Coach lookalike\/functional messenger bag."
                ],
                "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: Bright silver-tone rectangular strap adjuster and small metal zipper hardware; no Coach engraving visible.",
                    "leather_description": "photo 1: Appears to be synthetic textile\/nylon or fabric, not leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Wide woven textile crossbody strap with silver-tone adjuster hardware.",
                    "stitching_description": "photo 1: Visible machine stitching appears generally even on the textile exterior; detailed stress-point construction is not assessable."
                },
                "possible_model_reasoning": [
                    "photo 1: The silhouette is a modern multi-pocket nylon messenger\/crossbody bag, not a recognizable vintage Coach model.",
                    "photo 1: The visible JINQIAER badge and waterproof textile construction support a modern non-Coach classification.",
                    "Condition: Not reliably gradable from the stock-style image; the bag appears unused or new, but interior and functional condition are unverified."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "Interior, bottom, and hardware close-ups not provided, but not needed for Coach determination given visible non-Coach branding and materials"
                ],
                "negative_evidence": [
                    "photo 1: body is matte woven nylon, not glove-tanned leather",
                    "photo 1: circular front patch reads JINQIAOER EST-2010, not COACH",
                    "photo 1: wide woven webbing crossbody strap with silver-tone slider, not leather strap with solid brass hardware",
                    "photo 1: multiple exterior zip pockets and elastic side pocket, no turnlock, no leather hangtag, no creed patch"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rectangular slider and zipper hardware; no brass turnlock",
                    "leather_description": "no leather visible; matte beige\/tan nylon fabric body",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching in matching thread around pockets and seams",
                    "strap_construction": "wide adjustable woven nylon webbing crossbody strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette, material, or hardware set; nylon messenger with JINQIAOER branding does not match any catalog Coach style",
                    "Condition appears New stock-photo condition but irrelevant to Coach value"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16823,
            "output_tokens": 704,
            "total_tokens": 17527,
            "estimated_cost_usd": 0.008419
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17224,
            "output_tokens": 1159,
            "total_tokens": 18383,
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}