Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.905,
    "recommended_max_bid": 8,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a shoulder strap and framed kiss-lock closure."
    ],
    "negative_evidence": [
        "photo 1: Seller's visible tag reads MADE IN CHINA, inconsistent with a vintage Coach-style construction.",
        "photo 1: Exterior appears to be synthetic\/vegan leather rather than Coach glove-tanned cowhide.",
        "photo 6: Interior is black synthetic fabric lining with tissue stuffing, not the unlined suede interior typical of many vintage Coach classics.",
        "photos 1-6: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
        "photos 1-6: Kiss-lock frame and double-ball closure do not provide a Coach-specific identifier; the construction appears generic and new.",
        "photo 1-5: seller title states vegan leather - faux\/PU leather caps coach_probability at 0.01-0.03 per skill",
        "photo 6: black synthetic fabric lining, not unlined suede-back glove-tanned leather of vintage Coach classics",
        "photo 1-5: kisslock frame closure with ball clasps, no Coach turnlock present and geometry unlike Coach turnlock",
        "photo 1-5: thin flat detachable strap on small swivel clasps, not Coach buckle-adjustable or dogleash strap",
        "photo 1-2: white retail tag reading MADE IN CHI... with new tissue stuffing and NWT presentation - modern fast-fashion, not vintage Coach"
    ],
    "missing_information": [
        "Straight-on photo of any interior labels, stamps, or sewn-in tags.",
        "Close-up photos of all hardware and strap attachment points.",
        "Bottom, side, and complete interior views if further brand identification is desired.",
        "No creed patch shown in any photo - interior shows only fabric lining with no leather patch (photo 6)",
        "No COACH wordmark, hangtag, or branded hardware visible - request close-ups if claimed",
        "No bottom, side, or strap-hardware detail needed for Coach ID - construction already excludes Coach"
    ],
    "authenticity_concerns": [
        "photos 1-6: The explicit vegan-leather construction, modern Made in China tag, synthetic lining, and absence of Coach identifiers are inconsistent with a vintage Coach handbag.",
        "photos 1-6: This appears to be an unbranded modern lookalike or fashion bag rather than a Coach product; there is no visible evidence of a transplanted Coach creed or logo."
    ],
    "possible_model_reasoning": [
        "The rectangular kiss-lock frame is a generic framed handbag construction and does not closely match the listed vintage Coach catalog styles.",
        "photo 1: The visible Made in China tag and seller-described vegan material support a modern non-Coach classification.",
        "Condition: New or Like New based on retail attachment, tissue stuffing, and lack of visible wear; the interior and underside are only partially documented.",
        "No Coach model fits: kisslock shoulder bag in vegan leather with fabric lining matches no catalog style in 4.1-4.3; Cashin kisslock bags were leather with metal tags and striped linings, not this construction",
        "Era reasoning: NWT, vegan material, fabric lining, Phillips-screw frame and Made in China tag indicate modern (2000s+) non-Coach fast fashion",
        "Condition: New (NWT) - tags attached, tissue stuffing, no wear visible (photo 1-2, 6), but condition does not affect Coach ID"
    ],
    "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 rectangular kiss-lock frame with paired ball closure, screws, and strap clips; no Coach engraving visible.",
        "leather_description": "photos 1-5: Dark brown\/black textured material with a synthetic-looking surface; seller identifies it as vegan leather.",
        "lining_description": "photo 6: Black synthetic textile lining is visible; no creed patch or Coach label is visible.",
        "strap_construction": "photos 1-5: Narrow matching synthetic strap attached with small metal clips; white retail fastener remains attached near one side.",
        "stitching_description": "photos 1-5: Visible perimeter and strap stitching appears machine-sewn and generally even; fine construction details are limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a shoulder strap and framed kiss-lock closure."
                ],
                "negative_evidence": [
                    "photo 1: Seller's visible tag reads MADE IN CHINA, inconsistent with a vintage Coach-style construction.",
                    "photo 1: Exterior appears to be synthetic\/vegan leather rather than Coach glove-tanned cowhide.",
                    "photo 6: Interior is black synthetic fabric lining with tissue stuffing, not the unlined suede interior typical of many vintage Coach classics.",
                    "photos 1-6: No visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag.",
                    "photos 1-6: Kiss-lock frame and double-ball closure do not provide a Coach-specific identifier; the construction appears generic and new."
                ],
                "missing_information": [
                    "Straight-on photo of any interior labels, stamps, or sewn-in tags.",
                    "Close-up photos of all hardware and strap attachment points.",
                    "Bottom, side, and complete interior views if further brand identification is desired."
                ],
                "authenticity_concerns": [
                    "photos 1-6: The explicit vegan-leather construction, modern Made in China tag, synthetic lining, and absence of Coach identifiers are inconsistent with a vintage Coach handbag.",
                    "photos 1-6: This appears to be an unbranded modern lookalike or fashion bag rather than a Coach product; there is no visible evidence of a transplanted Coach creed or logo."
                ],
                "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 rectangular kiss-lock frame with paired ball closure, screws, and strap clips; no Coach engraving visible.",
                    "leather_description": "photos 1-5: Dark brown\/black textured material with a synthetic-looking surface; seller identifies it as vegan leather.",
                    "lining_description": "photo 6: Black synthetic textile lining is visible; no creed patch or Coach label is visible.",
                    "strap_construction": "photos 1-5: Narrow matching synthetic strap attached with small metal clips; white retail fastener remains attached near one side.",
                    "stitching_description": "photos 1-5: Visible perimeter and strap stitching appears machine-sewn and generally even; fine construction details are limited."
                },
                "possible_model_reasoning": [
                    "The rectangular kiss-lock frame is a generic framed handbag construction and does not closely match the listed vintage Coach catalog styles.",
                    "photo 1: The visible Made in China tag and seller-described vegan material support a modern non-Coach classification.",
                    "Condition: New or Like New based on retail attachment, tissue stuffing, and lack of visible wear; the interior and underside are only partially documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 8,
                "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown in any photo - interior shows only fabric lining with no leather patch (photo 6)",
                    "No COACH wordmark, hangtag, or branded hardware visible - request close-ups if claimed",
                    "No bottom, side, or strap-hardware detail needed for Coach ID - construction already excludes Coach"
                ],
                "negative_evidence": [
                    "photo 1-5: seller title states vegan leather - faux\/PU leather caps coach_probability at 0.01-0.03 per skill",
                    "photo 6: black synthetic fabric lining, not unlined suede-back glove-tanned leather of vintage Coach classics",
                    "photo 1-5: kisslock frame closure with ball clasps, no Coach turnlock present and geometry unlike Coach turnlock",
                    "photo 1-5: thin flat detachable strap on small swivel clasps, not Coach buckle-adjustable or dogleash strap",
                    "photo 1-2: white retail tag reading MADE IN CHI... with new tissue stuffing and NWT presentation - modern fast-fashion, not vintage Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone kisslock frame with ball clasps and visible Phillips screws inside frame (photo 6); thin strap on small antiqued swivel hooks",
                    "leather_description": "dark brown faux\/vegan leather with mottled coated surface, not glove-tanned cowhide (photo 1-5)",
                    "lining_description": "black woven fabric lining visible in open top view (photo 6)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching on strap, tone-on-tone; no heavy Coach glove-tanned stitching visible",
                    "strap_construction": "single thin flat shoulder\/crossbody strap, detachable via swivel clasps at frame ends (photo 3-4)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: kisslock shoulder bag in vegan leather with fabric lining matches no catalog style in 4.1-4.3; Cashin kisslock bags were leather with metal tags and striped linings, not this construction",
                    "Era reasoning: NWT, vegan material, fabric lining, Phillips-screw frame and Made in China tag indicate modern (2000s+) non-Coach fast fashion",
                    "Condition: New (NWT) - tags attached, tissue stuffing, no wear visible (photo 1-2, 6), but condition does not affect Coach ID"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
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            "output_tokens": 824,
            "total_tokens": 29509,
            "estimated_cost_usd": 0.013452
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30005,
            "output_tokens": 1066,
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            "estimated_cost_usd": 0.006854
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}