Vintage Coach Hunter

{
    "is_handbag_probability": 0.895,
    "coach_probability": 0.01,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.855,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.955,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: round coconut-shell or wood-like exterior with a braided cord strap, unlike Coach leather handbag construction",
        "photo 4: dark fabric lining and small zipper closure are visible; no Coach creed patch, wordmark, or horse-and-carriage is present",
        "photo 6: exposed zipper and hand-sewn decorative edging do not match the documented construction of vintage Coach classics",
        "photo 1: listing identifies the item as a handmade Mexican artisan purse, consistent with the visible materials",
        "photo 1,2,3: body is polished coconut shell, not glove-tanned cowhide leather",
        "photo 1,2: no solid brass hardware, no turnlock, no buckles, no rivets",
        "photo 4,5: dark fabric lining with loose stitching, no creed patch, no leather patch",
        "photo 6: zip closure with dark base-metal\/plastic pull, not Talon\/YKK brass Coach zipper",
        "photo 1,2: long braided cord strap, not leather Coach strap with brass hardware",
        "no COACH wordmark, horse-and-carriage, creed, or hangtag visible in any photo"
    ],
    "missing_information": [
        "photo 4: interior is shown but no close-up of any label or maker mark is provided",
        "photo 1: exact dimensions and shell material are seller-stated rather than independently scaled",
        "photo 6: zipper-pull and strap-attachment details are not shown in close-up"
    ],
    "authenticity_concerns": [
        "photo 1: the visible materials and construction are inconsistent with Coach leather handbag lines; this appears to be a non-Coach artisan purse rather than a Coach item"
    ],
    "possible_model_reasoning": [
        "photo 1: the compact round silhouette, shell exterior, braided cord, and artisan construction do not correspond to a Coach catalog model.",
        "photo 4: the fabric-lined zippered interior further conflicts with classic unlined glove-tanned Coach construction.",
        "Condition: Fair\/rehab; the shell has extensive visible scratches and edge wear (photos 1-3), while the interior and zipper appear present but worn (photos 4-6).",
        "No Coach silhouette, material, hardware or identifier matches; object is artisan coconut-shell circular zip purse with cord crossbody strap as described in title",
        "No creed, serial, wordmark, turnlock or hangtag to decode; era dated by construction as modern non-Coach novelty",
        "Condition: Good; shell intact with surface scratches (photo 3), lining with loose threads (photo 4,5), zipper functional in photos"
    ],
    "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 6: dark zipper hardware; no Coach-marked hardware is visible",
        "leather_description": "photo 1: brown, glossy, heavily scratched coconut-shell or wood-like circular exterior; not leather",
        "lining_description": "photo 4: dark brown fabric lining with a gathered or pouch-like inner section",
        "strap_construction": "photo 1: long braided dark-brown cord crossbody strap attached directly near the shell edges",
        "stitching_description": "photo 6: contrasting hand-sewn or decorative edging around the shell perimeter; regularity and internal seam construction are limited by the photos"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0008,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.94,
                "coach_probability": 0.01,
                "vintage_probability": 0.05,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: round coconut-shell or wood-like exterior with a braided cord strap, unlike Coach leather handbag construction",
                    "photo 4: dark fabric lining and small zipper closure are visible; no Coach creed patch, wordmark, or horse-and-carriage is present",
                    "photo 6: exposed zipper and hand-sewn decorative edging do not match the documented construction of vintage Coach classics",
                    "photo 1: listing identifies the item as a handmade Mexican artisan purse, consistent with the visible materials"
                ],
                "missing_information": [
                    "photo 4: interior is shown but no close-up of any label or maker mark is provided",
                    "photo 1: exact dimensions and shell material are seller-stated rather than independently scaled",
                    "photo 6: zipper-pull and strap-attachment details are not shown in close-up"
                ],
                "authenticity_concerns": [
                    "photo 1: the visible materials and construction are inconsistent with Coach leather handbag lines; this appears to be a non-Coach artisan purse rather than a Coach item"
                ],
                "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 6: dark zipper hardware; no Coach-marked hardware is visible",
                    "leather_description": "photo 1: brown, glossy, heavily scratched coconut-shell or wood-like circular exterior; not leather",
                    "lining_description": "photo 4: dark brown fabric lining with a gathered or pouch-like inner section",
                    "strap_construction": "photo 1: long braided dark-brown cord crossbody strap attached directly near the shell edges",
                    "stitching_description": "photo 6: contrasting hand-sewn or decorative edging around the shell perimeter; regularity and internal seam construction are limited by the photos"
                },
                "possible_model_reasoning": [
                    "photo 1: the compact round silhouette, shell exterior, braided cord, and artisan construction do not correspond to a Coach catalog model.",
                    "photo 4: the fabric-lined zippered interior further conflicts with classic unlined glove-tanned Coach construction.",
                    "Condition: Fair\/rehab; the shell has extensive visible scratches and edge wear (photos 1-3), while the interior and zipper appear present but worn (photos 4-6)."
                ],
                "confidence": 0.96,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.85,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1,2,3: body is polished coconut shell, not glove-tanned cowhide leather",
                    "photo 1,2: no solid brass hardware, no turnlock, no buckles, no rivets",
                    "photo 4,5: dark fabric lining with loose stitching, no creed patch, no leather patch",
                    "photo 6: zip closure with dark base-metal\/plastic pull, not Talon\/YKK brass Coach zipper",
                    "photo 1,2: long braided cord strap, not leather Coach strap with brass hardware",
                    "no COACH wordmark, horse-and-carriage, creed, or hangtag visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware; dark-tone zipper with plain unmarked pull (photo 6)",
                    "leather_description": "no leather visible; polished brown coconut shell halves with natural fiber markings (photo 1,2,3)",
                    "lining_description": "dark brown plain fabric lining with inner pouch, loose threads visible (photo 4,5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "hand-laced brown cord around perimeter joining shells (photo 6), not tight even Coach leather stitching",
                    "strap_construction": "long braided brown textile cord threaded through shell, knotted, no buckle or clips (photo 1,2)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette, material, hardware or identifier matches; object is artisan coconut-shell circular zip purse with cord crossbody strap as described in title",
                    "No creed, serial, wordmark, turnlock or hangtag to decode; era dated by construction as modern non-Coach novelty",
                    "Condition: Good; shell intact with surface scratches (photo 3), lining with loose threads (photo 4,5), zipper functional in photos"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28397,
            "output_tokens": 740,
            "total_tokens": 29137,
            "estimated_cost_usd": 0.013135
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29598,
            "output_tokens": 1412,
            "total_tokens": 31010,
            "estimated_cost_usd": 0.007049
        }
    ]
}