Vintage Coach Hunter

{
    "is_handbag_probability": 0.935,
    "coach_probability": 0.015,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.9,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the exterior is visibly marked ENDAYCON, not COACH.",
        "photo 1: the compact phone-pouch silhouette, multiple zipper compartments, narrow strap, and bright lightweight-looking hardware are modern mass-market construction rather than a vintage Coach classic.",
        "photo 1: the material has a uniform fine-grained synthetic-looking finish and does not visibly resemble vintage glove-tanned cowhide.",
        "photo 1: front exterior printed ENDAYCON Originally from fashion - non-Coach maker mark",
        "photo 1: modern cell-phone crossbody pouch silhouette with dual side zippers and front flap pocket - no Coach catalog silhouette",
        "photo 1: smooth uniform synthetic PU appearance with edge-painted finish, not glove-tanned leather",
        "photo 1: thin gold-tone zipper pulls and bar accent, no solid brass turnlock or vintage hardware"
    ],
    "missing_information": [
        "photo 1: no interior, creed area, fabric tags, zipper-pull close-up, bottom, or strap-attachment details are shown.",
        "A straight-on close-up of all interior labels would be needed to rule out any additional branding, although the visible ENDAYCON branding already strongly indicates a non-Coach bag.",
        "photo 1 only: no interior, bottom, or hardware close-up views, but exterior branding already identifies maker"
    ],
    "authenticity_concerns": [
        "photo 1: visible ENDAYCON wordmark identifies the item as another brand; there is no visible Coach identifier.",
        "photo 1: the modern phone-wallet design and likely synthetic construction are inconsistent with the vintage Coach population."
    ],
    "possible_model_reasoning": [
        "Not a Coach model: exterior is clearly branded ENDAYCON with modern phone-pouch construction inconsistent with any vintage Coach leather, hardware, or lining",
        "Condition: appears new\/unused in stock-style photo 1, but single view caps grading"
    ],
    "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: gold-tone zipper hardware and a narrow gold-tone bar beneath the flap; no visible Coach engraving.",
        "leather_description": "photo 1: smooth, uniform fine-grained pink material with a synthetic or coated finish; natural leather cannot be established.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: narrow matching shoulder strap attached at the sides with small metal clips; adjustable construction is not clearly visible.",
        "stitching_description": "photo 1: visible matching-color machine stitching around the flap and front pocket, generally even."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the exterior is visibly marked ENDAYCON, not COACH.",
                    "photo 1: the compact phone-pouch silhouette, multiple zipper compartments, narrow strap, and bright lightweight-looking hardware are modern mass-market construction rather than a vintage Coach classic.",
                    "photo 1: the material has a uniform fine-grained synthetic-looking finish and does not visibly resemble vintage glove-tanned cowhide."
                ],
                "missing_information": [
                    "photo 1: no interior, creed area, fabric tags, zipper-pull close-up, bottom, or strap-attachment details are shown.",
                    "A straight-on close-up of all interior labels would be needed to rule out any additional branding, although the visible ENDAYCON branding already strongly indicates a non-Coach bag."
                ],
                "authenticity_concerns": [
                    "photo 1: visible ENDAYCON wordmark identifies the item as another brand; there is no visible Coach identifier.",
                    "photo 1: the modern phone-wallet design and likely synthetic construction are inconsistent with the vintage Coach population."
                ],
                "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: gold-tone zipper hardware and a narrow gold-tone bar beneath the flap; no visible Coach engraving.",
                    "leather_description": "photo 1: smooth, uniform fine-grained pink material with a synthetic or coated finish; natural leather cannot be established.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: narrow matching shoulder strap attached at the sides with small metal clips; adjustable construction is not clearly visible.",
                    "stitching_description": "photo 1: visible matching-color machine stitching around the flap and front pocket, generally even."
                },
                "possible_model_reasoning": [],
                "confidence": 0.88,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "photo 1 only: no interior, bottom, or hardware close-up views, but exterior branding already identifies maker"
                ],
                "negative_evidence": [
                    "photo 1: front exterior printed ENDAYCON Originally from fashion - non-Coach maker mark",
                    "photo 1: modern cell-phone crossbody pouch silhouette with dual side zippers and front flap pocket - no Coach catalog silhouette",
                    "photo 1: smooth uniform synthetic PU appearance with edge-painted finish, not glove-tanned leather",
                    "photo 1: thin gold-tone zipper pulls and bar accent, no solid brass turnlock or vintage hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone double side zippers with flat pulls and thin bar accent on front pocket; lightweight plated appearance",
                    "leather_description": "light pink smooth uniform faux\/PU leather with fine pebbled emboss, even sheen",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching around flap and front pocket, thread matched to body",
                    "strap_construction": "thin flat crossbody strap plus short wristlet strap in same pink synthetic",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach model: exterior is clearly branded ENDAYCON with modern phone-pouch construction inconsistent with any vintage Coach leather, hardware, or lining",
                    "Condition: appears new\/unused in stock-style photo 1, but single view caps grading"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15844,
            "output_tokens": 583,
            "total_tokens": 16427,
            "estimated_cost_usd": 0.007737
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16160,
            "output_tokens": 1097,
            "total_tokens": 17257,
            "estimated_cost_usd": 0.00411
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}