Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.91,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is covered in dense green seed beads with a sushi motif, not Coach's typical leather, coated canvas, or signature textile construction.",
        "photo 1: the visible paper hangtag appears to contain decorative text and an illustration, but no legible COACH wordmark or horse-and-carriage is visible.",
        "photo 2: the reverse is also fully beaded and lacks a visible Coach creed, serial patch, or Coach branding.",
        "photo 1: the narrow strap appears synthetic or coated rather than a vintage Coach leather strap with characteristic brass fittings.",
        "photo 1: the novelty sushi\/beaded construction is inconsistent with the cataloged vintage Coach handbag lines.",
        "photo 1, photo 2: body is all-over green glass beadwork with novelty sushi applique, a beads\/macrame category that excludes Coach per triage",
        "photo 1, photo 2: no glove-tanned cowhide body, no solid brass turnlock, no brass hardware visible",
        "photo 1, photo 2: no COACH wordmark, no horse-and-carriage, no leather creed patch, no leather hangtag visible",
        "photo 2: paper retail tag reads 'from India to you' - novelty import positioning, not Coach"
    ],
    "missing_information": [
        "photo 3: interior opened and emptied, including any sewn-in brand or country label.",
        "photo 4: close-up of both sides of the paper hangtag and any small sewn-in tag.",
        "photo 5: closure, strap attachment, and hardware close-up.",
        "photo 6: bottom, side, and interior construction views.",
        "interior \/ lining view not shown",
        "close-up of strap attachment and paper tag text not legible",
        "bottom \/ side \/ dimensions not shown - but not needed for Coach exclusion"
    ],
    "authenticity_concerns": [
        "photo 1: the material and novelty beaded design are inconsistent with vintage Coach construction, indicating a non-Coach novelty bag rather than a Coach model.",
        "photo 2: no Coach identifier is visible on the exterior; the absence alone is not conclusive, but it provides no support for Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The rectangular shoulder-bag silhouette is generic and does not match a specific Coach catalog model based on the available exterior photos.",
        "The beaded sushi novelty design and visible hangtag suggest a contemporary novelty\/accessory brand or artisan product, not a vintage Coach handbag.",
        "Condition appears Very Good to Excellent externally: beadwork appears intact and the strap shows no obvious major damage in photos 1\u20132; interior and closure condition are unknown.",
        "No Coach silhouette match: beaded novelty sushi shoulder bag does not correspond to any Classic glove-tanned, Signature canvas, or modern leather catalog style",
        "Construction inconsistent with Coach: beaded body + thin strap + paper India tag vs unlined glove-tanned + solid brass + leather creed + leather hangtag",
        "Condition: appears New with tags with paper tags attached (photo 1, photo 2), but as non-Coach novelty, no Coach condition tier applies"
    ],
    "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: a paper hangtag is attached near the strap; no readable COACH text is visible. Closure hardware is not clearly visible.",
        "leather_description": "photo 1: body is densely covered with green seed beads and raised beaded sushi motifs; strap appears dark and smooth, but its material cannot be confirmed as leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: single narrow shoulder strap attached at the upper sides; attachment hardware and construction are not clearly visible.",
        "stitching_description": "photo 1: perimeter construction is partially visible beneath the beadwork; stitching quality and interior seams are not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag is covered in dense green seed beads with a sushi motif, not Coach's typical leather, coated canvas, or signature textile construction.",
                    "photo 1: the visible paper hangtag appears to contain decorative text and an illustration, but no legible COACH wordmark or horse-and-carriage is visible.",
                    "photo 2: the reverse is also fully beaded and lacks a visible Coach creed, serial patch, or Coach branding.",
                    "photo 1: the narrow strap appears synthetic or coated rather than a vintage Coach leather strap with characteristic brass fittings.",
                    "photo 1: the novelty sushi\/beaded construction is inconsistent with the cataloged vintage Coach handbag lines."
                ],
                "missing_information": [
                    "photo 3: interior opened and emptied, including any sewn-in brand or country label.",
                    "photo 4: close-up of both sides of the paper hangtag and any small sewn-in tag.",
                    "photo 5: closure, strap attachment, and hardware close-up.",
                    "photo 6: bottom, side, and interior construction views."
                ],
                "authenticity_concerns": [
                    "photo 1: the material and novelty beaded design are inconsistent with vintage Coach construction, indicating a non-Coach novelty bag rather than a Coach model.",
                    "photo 2: no Coach identifier is visible on the exterior; the absence alone is not conclusive, but it provides no support for Coach manufacture."
                ],
                "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": true,
                    "hardware_description": "photo 1: a paper hangtag is attached near the strap; no readable COACH text is visible. Closure hardware is not clearly visible.",
                    "leather_description": "photo 1: body is densely covered with green seed beads and raised beaded sushi motifs; strap appears dark and smooth, but its material cannot be confirmed as leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: single narrow shoulder strap attached at the upper sides; attachment hardware and construction are not clearly visible.",
                    "stitching_description": "photo 1: perimeter construction is partially visible beneath the beadwork; stitching quality and interior seams are not assessable."
                },
                "possible_model_reasoning": [
                    "The rectangular shoulder-bag silhouette is generic and does not match a specific Coach catalog model based on the available exterior photos.",
                    "The beaded sushi novelty design and visible hangtag suggest a contemporary novelty\/accessory brand or artisan product, not a vintage Coach handbag.",
                    "Condition appears Very Good to Excellent externally: beadwork appears intact and the strap shows no obvious major damage in photos 1\u20132; interior and closure condition are unknown."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior \/ lining view not shown",
                    "close-up of strap attachment and paper tag text not legible",
                    "bottom \/ side \/ dimensions not shown - but not needed for Coach exclusion"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: body is all-over green glass beadwork with novelty sushi applique, a beads\/macrame category that excludes Coach per triage",
                    "photo 1, photo 2: no glove-tanned cowhide body, no solid brass turnlock, no brass hardware visible",
                    "photo 1, photo 2: no COACH wordmark, no horse-and-carriage, no leather creed patch, no leather hangtag visible",
                    "photo 2: paper retail tag reads 'from India to you' - novelty import positioning, not Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no turnlock, buckle, zipper or brass hardware visible",
                    "leather_description": "body is beadwork, not leather; thin dark olive shoulder strap looks like smooth faux-leather\/satin, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beadwork construction, no leather stitching visible",
                    "strap_construction": "thin fixed short shoulder strap attached directly to beaded body, visible in photo 1 and photo 2",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: beaded novelty sushi shoulder bag does not correspond to any Classic glove-tanned, Signature canvas, or modern leather catalog style",
                    "Construction inconsistent with Coach: beaded body + thin strap + paper India tag vs unlined glove-tanned + solid brass + leather creed + leather hangtag",
                    "Condition: appears New with tags with paper tags attached (photo 1, photo 2), but as non-Coach novelty, no Coach condition tier applies"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18927,
            "output_tokens": 717,
            "total_tokens": 19644,
            "estimated_cost_usd": 0.009292
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 19508,
            "output_tokens": 1093,
            "total_tokens": 20601,
            "estimated_cost_usd": 0.004776
        }
    ]
}