Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.93,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the item is a small modern phone\/crossbody pouch rather than a vintage leather Coach handbag.",
        "photo 1: the exterior visibly bears the wordmark \u201cENDAYCON,\u201d not COACH.",
        "photo 1: the bag has multiple zip compartments, a narrow synthetic-looking strap, and bright gold-tone modern hardware inconsistent with classic vintage Coach construction.",
        "photo 1: the seller title describes a touch-screen cell-phone bag and lists the brand as unbranded; no Coach identifiers are shown.",
        "photo 1: front exterior clearly printed 'ENDAYCON Originally from fashion' - different brand, not Coach",
        "photo 1: modern cell-phone crossbody pouch silhouette with flap pocket + dual side zippers - no Coach catalog silhouette match",
        "photo 1: uniform pebbled synthetic-looking material with sheen, not vintage glove-tanned leather",
        "photo 1: thin bright gold-tone zippers and thin flat strap, not solid brass vintage hardware",
        "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
    ],
    "missing_information": [
        "photo 1 does not show the interior, material label, country-of-origin label, or zipper-brand markings.",
        "A straight-on close-up of any interior branding or tags would be needed for a fuller maker identification.",
        "interior views not shown but not needed - exterior branding already identifies maker",
        "back \/ bottom \/ hardware close-ups not shown"
    ],
    "authenticity_concerns": [
        "photo 1: visible ENDAYCON branding identifies a different modern maker; there is no basis to treat this as Coach or a Coach-style vintage bag."
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette and compartment layout fit a contemporary phone pouch, not a cataloged vintage Coach model.",
        "photo 1: the visible ENDAYCON wordmark and modern multi-zip construction strongly outweigh the generic black crossbody shape.",
        "photo 1 shows a modern mass-market phone crossbody labeled ENDAYCON, which excludes Coach manufacture",
        "no Coach hard identifiers visible: no creed, no wordmark, no hangtag, no turnlock, no solid-brass hardware",
        "construction (synthetic material, plated zippers, phone-pouch form) points to modern fast-fashion, non-Coach, so no Coach model applies",
        "Condition: appears New\/unused in stock-style photo but cannot grade fully from single exterior view"
    ],
    "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 gold-tone rectangular flap bar and multiple zipper pulls; no Coach engraving is legible.",
        "leather_description": "photo 1: black fine-grain material with a uniform manufactured appearance; exact material is not confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: narrow adjustable-looking black shoulder strap attached at side hardware; construction details are limited.",
        "stitching_description": "photo 1: visible perimeter stitching appears regular and machine-made."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "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": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the item is a small modern phone\/crossbody pouch rather than a vintage leather Coach handbag.",
                    "photo 1: the exterior visibly bears the wordmark \u201cENDAYCON,\u201d not COACH.",
                    "photo 1: the bag has multiple zip compartments, a narrow synthetic-looking strap, and bright gold-tone modern hardware inconsistent with classic vintage Coach construction.",
                    "photo 1: the seller title describes a touch-screen cell-phone bag and lists the brand as unbranded; no Coach identifiers are shown."
                ],
                "missing_information": [
                    "photo 1 does not show the interior, material label, country-of-origin label, or zipper-brand markings.",
                    "A straight-on close-up of any interior branding or tags would be needed for a fuller maker identification."
                ],
                "authenticity_concerns": [
                    "photo 1: visible ENDAYCON branding identifies a different modern maker; there is no basis to treat this as Coach or a Coach-style vintage 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 gold-tone rectangular flap bar and multiple zipper pulls; no Coach engraving is legible.",
                    "leather_description": "photo 1: black fine-grain material with a uniform manufactured appearance; exact material is not confirmed.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: narrow adjustable-looking black shoulder strap attached at side hardware; construction details are limited.",
                    "stitching_description": "photo 1: visible perimeter stitching appears regular and machine-made."
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette and compartment layout fit a contemporary phone pouch, not a cataloged vintage Coach model.",
                    "photo 1: the visible ENDAYCON wordmark and modern multi-zip construction strongly outweigh the generic black crossbody shape."
                ],
                "confidence": 0.94,
                "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": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "interior views not shown but not needed - exterior branding already identifies maker",
                    "back \/ bottom \/ hardware close-ups not shown"
                ],
                "negative_evidence": [
                    "photo 1: front exterior clearly printed 'ENDAYCON Originally from fashion' - different brand, not Coach",
                    "photo 1: modern cell-phone crossbody pouch silhouette with flap pocket + dual side zippers - no Coach catalog silhouette match",
                    "photo 1: uniform pebbled synthetic-looking material with sheen, not vintage glove-tanned leather",
                    "photo 1: thin bright gold-tone zippers and thin flat strap, not solid brass vintage hardware",
                    "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone dual side zippers with flat pull tabs and thin bar accent on flap; lightweight plated appearance, not solid brass",
                    "leather_description": "black pebbled-grain synthetic-appearing material with uniform texture and slight sheen, consistent with PU\/faux leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight dark edge stitching around flap and front pocket, visible but no detail of stress points",
                    "strap_construction": "thin flat narrow crossbody strap, same black synthetic material, no buckle adjustment or brass clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 shows a modern mass-market phone crossbody labeled ENDAYCON, which excludes Coach manufacture",
                    "no Coach hard identifiers visible: no creed, no wordmark, no hangtag, no turnlock, no solid-brass hardware",
                    "construction (synthetic material, plated zippers, phone-pouch form) points to modern fast-fashion, non-Coach, so no Coach model applies",
                    "Condition: appears New\/unused in stock-style photo but cannot grade fully from single exterior view"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18094,
            "output_tokens": 512,
            "total_tokens": 18606,
            "estimated_cost_usd": 0.008466
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18740,
            "output_tokens": 1090,
            "total_tokens": 19830,
            "estimated_cost_usd": 0.00462
        }
    ]
}