Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.92,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is constructed from chunky black crochet\/macram\u00e9 textile rather than Coach's typical leather, coated canvas, or signature fabric constructions",
        "photo 1: prominent white plastic U-shaped handles are inconsistent with classic vintage Coach hardware",
        "photo 2: close view shows textile crochet construction and no visible leather trim, creed patch, or Coach identifier",
        "photo 6: interior view shows textile construction and snap hardware, with no visible Coach creed or style tag",
        "listing title: seller describes it as crochet\/macram\u00e9 and unbranded",
        "photo 1-4: entire bag including body and strap is black crochet\/macrame cotton, not leather",
        "photo 1-6: no glove-tanned leather, no solid brass hardware, no turnlock, no creed patch, no hangtag, no wordmark visible",
        "photo 6: interior is same unlined crochet with single magnetic snap, not Coach construction",
        "Seller title correctly describes as No Brand Crochet\/Macrame cotton"
    ],
    "missing_information": [
        "photo 6: interior is shown but no close-up of every seam or pocket label is provided",
        "photo 1: no bottom, care-label, or material-composition photo is provided",
        "seller-stated dimensions and country of manufacture are not provided",
        "No Coach identifiers to request; material already excludes Coach per triage rule"
    ],
    "authenticity_concerns": [
        "photo 1: material and construction are incompatible with a typical vintage Coach leather handbag",
        "photo 1: white plastic handles and crochet body indicate a generic or craft\/boho bag rather than a Coach model",
        "photo 2: no Coach wordmark, horse-and-carriage, creed patch, hangtag, or serial\/style number is visible"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a soft open-top shoulder tote, but it does not correspond to a listed Coach leather model",
        "photo 1 and photo 2: crochet\/macram\u00e9 construction and plastic handles strongly support a generic modern boho bag",
        "Condition: approximately Very Good based on clean-looking exterior and intact crochet in the provided views; interior, odor, and hidden wear remain unknown",
        "Crochet\/macrame cotton material triggers Step 1 triage exclusion: coach_probability <=0.05 unless Coach identifier visible; none visible",
        "No creed, wordmark, hangtag, brass hardware, or leather to decode or match to catalog; silhouette does not match any Coach style",
        "Condition: appears Good to Very Good for a textile bag but not graded on Coach leather scale; photos show intact weave"
    ],
    "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: white plastic U-shaped handles; photo 6: small round snap-like hardware visible inside; no Coach-marked hardware visible",
        "leather_description": "photo 1: no leather visible; body and straps appear to be black crocheted\/macram\u00e9 textile",
        "lining_description": "photo 6: dark textile interior is visible; no branded lining or label is visible",
        "strap_construction": "photo 1: wide integrated crocheted shoulder straps attached directly to the textile body",
        "stitching_description": "photo 2: crochet rows and textile edging are visible; conventional leather-bag stitching cannot be assessed"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "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": 0.9,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is constructed from chunky black crochet\/macram\u00e9 textile rather than Coach's typical leather, coated canvas, or signature fabric constructions",
                    "photo 1: prominent white plastic U-shaped handles are inconsistent with classic vintage Coach hardware",
                    "photo 2: close view shows textile crochet construction and no visible leather trim, creed patch, or Coach identifier",
                    "photo 6: interior view shows textile construction and snap hardware, with no visible Coach creed or style tag",
                    "listing title: seller describes it as crochet\/macram\u00e9 and unbranded"
                ],
                "missing_information": [
                    "photo 6: interior is shown but no close-up of every seam or pocket label is provided",
                    "photo 1: no bottom, care-label, or material-composition photo is provided",
                    "seller-stated dimensions and country of manufacture are not provided"
                ],
                "authenticity_concerns": [
                    "photo 1: material and construction are incompatible with a typical vintage Coach leather handbag",
                    "photo 1: white plastic handles and crochet body indicate a generic or craft\/boho bag rather than a Coach model",
                    "photo 2: no Coach wordmark, horse-and-carriage, creed patch, hangtag, or serial\/style number is visible"
                ],
                "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: white plastic U-shaped handles; photo 6: small round snap-like hardware visible inside; no Coach-marked hardware visible",
                    "leather_description": "photo 1: no leather visible; body and straps appear to be black crocheted\/macram\u00e9 textile",
                    "lining_description": "photo 6: dark textile interior is visible; no branded lining or label is visible",
                    "strap_construction": "photo 1: wide integrated crocheted shoulder straps attached directly to the textile body",
                    "stitching_description": "photo 2: crochet rows and textile edging are visible; conventional leather-bag stitching cannot be assessed"
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a soft open-top shoulder tote, but it does not correspond to a listed Coach leather model",
                    "photo 1 and photo 2: crochet\/macram\u00e9 construction and plastic handles strongly support a generic modern boho bag",
                    "Condition: approximately Very Good based on clean-looking exterior and intact crochet in the provided views; interior, odor, and hidden wear remain unknown"
                ],
                "confidence": 0.94,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach identifiers to request; material already excludes Coach per triage rule"
                ],
                "negative_evidence": [
                    "photo 1-4: entire bag including body and strap is black crochet\/macrame cotton, not leather",
                    "photo 1-6: no glove-tanned leather, no solid brass hardware, no turnlock, no creed patch, no hangtag, no wordmark visible",
                    "photo 6: interior is same unlined crochet with single magnetic snap, not Coach construction",
                    "Seller title correctly describes as No Brand Crochet\/Macrame cotton"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "only magnetic snap closure visible in photo 6; no brass turnlock, buckles, or zippers",
                    "leather_description": "not_visible - no leather; black crochet\/macrame woven textile throughout",
                    "lining_description": "unlined - interior same black crochet textile as exterior, photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - crochet weave construction, no leather stitching to assess",
                    "strap_construction": "integrated wide crochet textile shoulder strap, continuous with body, photos 1-5",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Crochet\/macrame cotton material triggers Step 1 triage exclusion: coach_probability <=0.05 unless Coach identifier visible; none visible",
                    "No creed, wordmark, hangtag, brass hardware, or leather to decode or match to catalog; silhouette does not match any Coach style",
                    "Condition: appears Good to Very Good for a textile bag but not graded on Coach leather scale; photos show intact weave"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
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}