Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.31,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.865,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag-sized woven straw tote with a shoulder strap and flap closure.",
        "photo 1: Some leather trim and metal hardware are visible, but these materials are not specific to Coach."
    ],
    "negative_evidence": [
        "photo 1: Main body is woven straw or raffia; Coach vintage classics are generally leather, while straw bags require a visible Coach identifier for consideration.",
        "photo 1: No COACH wordmark, horse-and-carriage logo, creed patch, serial\/style number, or recognizable Coach hangtag is visible in the exterior photos.",
        "photo 6: Closure hardware is a dark, plated-looking decorative clasp rather than the characteristic vintage Coach brass turnlock geometry.",
        "photo 1: The multicolor leather bow-like accents and woven construction do not match the documented classic Coach catalog silhouettes.",
        "photo 1-4: woven straw\/wicker body, excluded material per triage - not Coach glove-tanned leather",
        "photo 1,3: multicolor leather bow accents with brass studs, no Coach catalog match",
        "photo 6: turnlock is narrow pointed marquise shape, not Coach wide oval rounded-rectangle turnlock",
        "photos 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 5: thin flat leather shoulder strap with rivets, not Coach buckle-adjustable or dogleash construction"
    ],
    "missing_information": [
        "photo 1-6: Interior is not shown; request photos of the full lining, interior label, and any sewn-in brand tag.",
        "photo 1-6: No close-up of the strap attachments, stitching, or bottom construction is provided.",
        "photo 1-6: Ask whether any brand, country-of-origin, or maker mark is present inside or beneath the closure.",
        "interior views not shown - lining and any interior labels\/patch unknown",
        "no creed patch shown",
        "no COACH wordmark or hangtag shown",
        "hardware brand stamps not shown"
    ],
    "authenticity_concerns": [
        "photo 1: Straw construction and decorative clasp are inconsistent with the usual vintage Coach leather handbag population.",
        "photo 6: The closure appears generic\/decorative and does not provide Coach evidence; no brand identifier is visible.",
        "photo 6: pointed marquise turnlock plate geometry inconsistent with Coach Cashin oval turnlock",
        "photo 1-4: straw\/wicker body material inconsistent with Coach glove-tanned classics"
    ],
    "possible_model_reasoning": [
        "The silhouette is a woven straw tote with a decorative flap clasp, not a close match for the listed vintage Coach leather styles.",
        "No visible Coach identifier supports a Coach model attribution. Condition: Good to Very Good based on intact woven body and visible wear; seller reports crazing on the leather strap, while the interior and bottom are not fully assessed.",
        "Straw tote silhouette with turn-tab closure does not match any Coach classic style numbers; Coach did not make straw bodies in vintage glove-tanned era",
        "No Coach hard identifiers visible in any photo despite clear exterior and hardware close-up",
        "Condition: Very Good; straw appears intact (photo 1,3), leather tab clean, seller notes crazing on handle strap and mild wear"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1 and photo 6: Dark metallic decorative flap clasp\/turnlock-like closure; small metal studs and accent hardware are visible. The hardware appears plated rather than identifiable solid vintage Coach brass.",
        "leather_description": "photo 1-5: Narrow leather shoulder strap and multiple colored leather trim accents are visible. Seller states the handle strap has some crazing; this is not independently clear in the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-5: Single narrow leather shoulder strap attached at the upper sides; strap appears thin and somewhat flexible. Interior attachment construction is not shown.",
        "stitching_description": "photo 1-5: Woven construction and edge assembly are visible, but stitching details are not clear enough for a brand-specific assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0031,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.22,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag-sized woven straw tote with a shoulder strap and flap closure.",
                    "photo 1: Some leather trim and metal hardware are visible, but these materials are not specific to Coach."
                ],
                "negative_evidence": [
                    "photo 1: Main body is woven straw or raffia; Coach vintage classics are generally leather, while straw bags require a visible Coach identifier for consideration.",
                    "photo 1: No COACH wordmark, horse-and-carriage logo, creed patch, serial\/style number, or recognizable Coach hangtag is visible in the exterior photos.",
                    "photo 6: Closure hardware is a dark, plated-looking decorative clasp rather than the characteristic vintage Coach brass turnlock geometry.",
                    "photo 1: The multicolor leather bow-like accents and woven construction do not match the documented classic Coach catalog silhouettes."
                ],
                "missing_information": [
                    "photo 1-6: Interior is not shown; request photos of the full lining, interior label, and any sewn-in brand tag.",
                    "photo 1-6: No close-up of the strap attachments, stitching, or bottom construction is provided.",
                    "photo 1-6: Ask whether any brand, country-of-origin, or maker mark is present inside or beneath the closure."
                ],
                "authenticity_concerns": [
                    "photo 1: Straw construction and decorative clasp are inconsistent with the usual vintage Coach leather handbag population.",
                    "photo 6: The closure appears generic\/decorative and does not provide Coach evidence; no brand identifier 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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1 and photo 6: Dark metallic decorative flap clasp\/turnlock-like closure; small metal studs and accent hardware are visible. The hardware appears plated rather than identifiable solid vintage Coach brass.",
                    "leather_description": "photo 1-5: Narrow leather shoulder strap and multiple colored leather trim accents are visible. Seller states the handle strap has some crazing; this is not independently clear in the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-5: Single narrow leather shoulder strap attached at the upper sides; strap appears thin and somewhat flexible. Interior attachment construction is not shown.",
                    "stitching_description": "photo 1-5: Woven construction and edge assembly are visible, but stitching details are not clear enough for a brand-specific assessment."
                },
                "possible_model_reasoning": [
                    "The silhouette is a woven straw tote with a decorative flap clasp, not a close match for the listed vintage Coach leather styles.",
                    "No visible Coach identifier supports a Coach model attribution. Condition: Good to Very Good based on intact woven body and visible wear; seller reports crazing on the leather strap, while the interior and bottom are not fully assessed."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 6: pointed marquise turnlock plate geometry inconsistent with Coach Cashin oval turnlock",
                    "photo 1-4: straw\/wicker body material inconsistent with Coach glove-tanned classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "interior views not shown - lining and any interior labels\/patch unknown",
                    "no creed patch shown",
                    "no COACH wordmark or hangtag shown",
                    "hardware brand stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1-4: woven straw\/wicker body, excluded material per triage - not Coach glove-tanned leather",
                    "photo 1,3: multicolor leather bow accents with brass studs, no Coach catalog match",
                    "photo 6: turnlock is narrow pointed marquise shape, not Coach wide oval rounded-rectangle turnlock",
                    "photos 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 5: thin flat leather shoulder strap with rivets, not Coach buckle-adjustable or dogleash construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone studs\/rivets and pointed marquise turnlock plate with barrel turn (photo 6); small rivets on back tab (photo 2,4)",
                    "leather_description": "woven straw\/wicker body with smooth light-colored leather closure tab and small colored leather bow accents (photo 1,3)",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "single thin flat leather shoulder strap, riveted to body sides (photo 1-5)",
                    "turnlock_present": true
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Straw tote silhouette with turn-tab closure does not match any Coach classic style numbers; Coach did not make straw bodies in vintage glove-tanned era",
                    "No Coach hard identifiers visible in any photo despite clear exterior and hardware close-up",
                    "Condition: Very Good; straw appears intact (photo 1,3), leather tab clean, seller notes crazing on handle strap and mild wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17843,
            "output_tokens": 824,
            "total_tokens": 18667,
            "estimated_cost_usd": 0.009115
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18182,
            "output_tokens": 1351,
            "total_tokens": 19533,
            "estimated_cost_usd": 0.004717
        }
    ]
}