Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.79,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.61,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.73,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured handbag with a top handle and metal-frame clasp construction.",
        "photo 1: Red color and older formal handbag silhouette are compatible with a vintage accessory, although not specifically with Coach."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage, hangtag, or creed patch.",
        "photo 1: The glossy, smooth surface appears coated or highly finished rather than visibly glove-tanned full-grain Coach leather.",
        "photo 1: The top clasp hardware is only partially visible and does not show recognizable Coach geometry or branding.",
        "photos 2 and 6: Surface scratches and strong uniform gloss are visible; construction is generic and not diagnostic of Coach.",
        "photo 3 and photo 4: Edge construction and corner wear do not reveal a Coach-specific detail.",
        "Listing text: Seller identifies the bag as made in France and sold through Saks Fifth Avenue, not as Coach; this is weak context only and is not verified by the photos.",
        "photo 1, photo 5: kisslock \/ frame clasp top-handle purse silhouette with no turnlock flap - not a Coach classic silhouette",
        "photo 1, photo 5, photo 6: glossy smooth finished red leather, not matte glove-tanned cowhide with suede back",
        "photo 1: gold-tone frame hardware, no solid brass Coach turnlock, dogleash clips, or bead-chain hangtag visible",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "seller states Made in France and Saks Fifth Avenue 1950s\/1960s - inconsistent with Coach NYC\/US manufacture of that period"
    ],
    "missing_information": [
        "photo 1: Interior is not shown; request the full interior, lining, labels, and any maker stamp.",
        "photo 1: Request a close-up of the clasp, frame, hardware backs, and any interior or exterior branding.",
        "photo 1: Request the bottom, side gussets, handle attachments, and strap stitching in close-up.",
        "photo 1: Material is not verifiable from these photos; request a description or close-up showing whether it is leather, vinyl, or another material.",
        "photo of interior lining and any interior labels \/ stamps not shown",
        "creed patch not shown - request interior back wall \/ pocket close-up",
        "hardware brand stamps and Made in France \/ Saks marks not shown in photos",
        "photo of bottom and full back \/ side views"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible, so there is no photo-based basis to treat this as a Coach bag.",
        "The silhouette and glossy finish are consistent with a generic vintage or department-store formal purse rather than a recognizable Coach classic."
    ],
    "possible_model_reasoning": [
        "No Coach model is suggested because no Coach identifier or distinctive Coach construction is visible.",
        "The trapezoidal framed handbag silhouette may fit a mid-century formal purse, but silhouette alone cannot establish brand or date.",
        "Condition: Good; visible scratches, dents, corner and edge wear are present in photos 2\u20136. Interior condition, odor, lining condition, and clasp function are unknown.",
        "No Coach model fits: frame kisslock purse with top handle and glossy leather does not match any Cashin or classic catalog style (City, Willis, Court, Dinky, etc.)",
        "Era reasoning: construction and seller-stated 1950s\/1960s Made in France point to pre-1975 non-Coach French \/ Saks purse, not Coach Cashin \/ NYC creed era; no Coach identifiers to date by",
        "Condition: Good; visible scratches photo 2, photo 6 and piping \/ corner wear with color loss photo 3, photo 4"
    ],
    "estimated_era": "unknown",
    "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": "Top metal frame\/clasp is partially visible in photos 1 and 5; exact mechanism, finish, and branding are not visible.",
        "leather_description": "Smooth glossy red exterior with visible scratches and edge wear; material cannot be confirmed from the photos and may be coated leather or synthetic material.",
        "lining_description": "not_visible",
        "strap_construction": "Single red shoulder\/top handle attached near the upper corners with visible stitching and small metal attachment points; full construction is not shown.",
        "stitching_description": "Visible perimeter and handle stitching appears generally regular, but close-up coverage is limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured handbag with a top handle and metal-frame clasp construction.",
                    "photo 1: Red color and older formal handbag silhouette are compatible with a vintage accessory, although not specifically with Coach."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage, hangtag, or creed patch.",
                    "photo 1: The glossy, smooth surface appears coated or highly finished rather than visibly glove-tanned full-grain Coach leather.",
                    "photo 1: The top clasp hardware is only partially visible and does not show recognizable Coach geometry or branding.",
                    "photos 2 and 6: Surface scratches and strong uniform gloss are visible; construction is generic and not diagnostic of Coach.",
                    "photo 3 and photo 4: Edge construction and corner wear do not reveal a Coach-specific detail.",
                    "Listing text: Seller identifies the bag as made in France and sold through Saks Fifth Avenue, not as Coach; this is weak context only and is not verified by the photos."
                ],
                "missing_information": [
                    "photo 1: Interior is not shown; request the full interior, lining, labels, and any maker stamp.",
                    "photo 1: Request a close-up of the clasp, frame, hardware backs, and any interior or exterior branding.",
                    "photo 1: Request the bottom, side gussets, handle attachments, and strap stitching in close-up.",
                    "photo 1: Material is not verifiable from these photos; request a description or close-up showing whether it is leather, vinyl, or another material."
                ],
                "authenticity_concerns": [
                    "No Coach identifiers are visible, so there is no photo-based basis to treat this as a Coach bag.",
                    "The silhouette and glossy finish are consistent with a generic vintage or department-store formal purse rather than a recognizable Coach classic."
                ],
                "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": "Top metal frame\/clasp is partially visible in photos 1 and 5; exact mechanism, finish, and branding are not visible.",
                    "leather_description": "Smooth glossy red exterior with visible scratches and edge wear; material cannot be confirmed from the photos and may be coated leather or synthetic material.",
                    "lining_description": "not_visible",
                    "strap_construction": "Single red shoulder\/top handle attached near the upper corners with visible stitching and small metal attachment points; full construction is not shown.",
                    "stitching_description": "Visible perimeter and handle stitching appears generally regular, but close-up coverage is limited."
                },
                "possible_model_reasoning": [
                    "No Coach model is suggested because no Coach identifier or distinctive Coach construction is visible.",
                    "The trapezoidal framed handbag silhouette may fit a mid-century formal purse, but silhouette alone cannot establish brand or date.",
                    "Condition: Good; visible scratches, dents, corner and edge wear are present in photos 2\u20136. Interior condition, odor, lining condition, and clasp function are unknown."
                ],
                "confidence": 0.68,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "unknown",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior lining and any interior labels \/ stamps not shown",
                    "creed patch not shown - request interior back wall \/ pocket close-up",
                    "hardware brand stamps and Made in France \/ Saks marks not shown in photos",
                    "photo of bottom and full back \/ side views"
                ],
                "negative_evidence": [
                    "photo 1, photo 5: kisslock \/ frame clasp top-handle purse silhouette with no turnlock flap - not a Coach classic silhouette",
                    "photo 1, photo 5, photo 6: glossy smooth finished red leather, not matte glove-tanned cowhide with suede back",
                    "photo 1: gold-tone frame hardware, no solid brass Coach turnlock, dogleash clips, or bead-chain hangtag visible",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "seller states Made in France and Saks Fifth Avenue 1950s\/1960s - inconsistent with Coach NYC\/US manufacture of that period"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone metal frame with rectangular kisslock \/ clasp closure visible photo 1; no turnlock present",
                    "leather_description": "smooth glossy red leather with high shine, scratches and edge \/ piping wear visible photo 2, photo 3, photo 4, photo 6; not glove-tanned texture",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching on top handle visible photo 6; body stitching mostly not visible \/ obscured by piping",
                    "strap_construction": "short fixed top handle in matching red material attached to frame, photo 1, photo 5",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: frame kisslock purse with top handle and glossy leather does not match any Cashin or classic catalog style (City, Willis, Court, Dinky, etc.)",
                    "Era reasoning: construction and seller-stated 1950s\/1960s Made in France point to pre-1975 non-Coach French \/ Saks purse, not Coach Cashin \/ NYC creed era; no Coach identifiers to date by",
                    "Condition: Good; visible scratches photo 2, photo 6 and piping \/ corner wear with color loss photo 3, photo 4"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.8
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18128,
            "output_tokens": 796,
            "total_tokens": 18924,
            "estimated_cost_usd": 0.009162
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18679,
            "output_tokens": 1238,
            "total_tokens": 19917,
            "estimated_cost_usd": 0.004726
        }
    ]
}