Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.91,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 9,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: is a women's shoulder flap bag, the object class where misidentified Coach could hide"
    ],
    "negative_evidence": [
        "photo 1: bag is covered in dense beadwork depicting London landmarks rather than Coach leather construction or signature canvas.",
        "photo 2: exterior appears textile\/beaded and lined, inconsistent with classic vintage Coach glove-tanned leather bags.",
        "photo 4: back is entirely beaded textile with no visible Coach wordmark, creed, serial, or horse-and-carriage identifier.",
        "photo 1: visible paper hangtags appear generic and do not visibly read COACH.",
        "photo 1: seller title identifies a beaded London scene design; this is consistent with an unbranded novelty shoulder bag, not a vintage Coach model.",
        "photo 1: all-over glass-bead \/ sequin \/ embroidery pictorial body, not glove-tanned leather",
        "photo 4: plain white beaded back flap with no leather, no brass hardware",
        "photo 1: satin fabric shoulder strap, not leather buckle-adjustable or dogleash strap",
        "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "photo 2: paper artisan tag, not Coach leather creed or hangtag"
    ],
    "missing_information": [
        "photo 1-6: interior is not shown open; request a clear interior view and any sewn-in brand or fabric labels.",
        "photo 1-6: magnetic closure and interior construction are not shown in close-up.",
        "photo 1-6: exact dimensions and material composition are not provided.",
        "photo 6: interior \/ lining not shown, no creed patch to check",
        "photo 4: back \/ bottom \/ side views not shown beyond beaded back flap",
        "photo 2: paper hangtag text illegible - brand \/ maker not verified"
    ],
    "authenticity_concerns": [
        "photo 1-6: no Coach identifier is visible, while the beaded textile construction and novelty design do not match the documented vintage Coach product population.",
        "photo 1-6: lined synthetic\/textile construction would be inconsistent with many classic unlined glove-tanned Coach styles."
    ],
    "possible_model_reasoning": [
        "photo 1-6: silhouette is a generic rectangular flap shoulder bag and does not correspond visibly to a recognizable Coach catalog model.",
        "photo 1-6: no Coach creed, serial\/style number, leather hangtag, wordmark, or carriage is visible; Coach identification is therefore unsupported.",
        "photo 1-6: condition appears new or unused from the photographs, consistent with the seller's NWT claim, but packaging or all original tags are not fully documented.",
        "photo 1-6: condition estimate: Like New\/New-looking; beadwork appears intact with no obvious wear, though attachment security and interior condition are not fully shown.",
        "Condition: New with tags per title and paper tag visible photo 2, photo 4, photo 5; beadwork appears intact (photo 2)",
        "Not a Coach model: beaded novelty construction, fabric strap, no leather, no brass, no creed\/wordmark\/hardware identifiers; Coach never made this beaded London souvenir silhouette in any catalog era"
    ],
    "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: no turnlock or identifiable Coach hardware is visible; paper tags are visible at the side.",
        "leather_description": "photo 1-6: no leather body is visible; exterior is densely covered with glass or plastic beadwork and textile applique.",
        "lining_description": "photo 1: listing states the bag is lined, but the interior lining is not visibly shown.",
        "strap_construction": "photo 1 and photo 3: broad light-colored satin\/textile shoulder strap edged with beadwork; attachment hardware is not clearly visible.",
        "stitching_description": "photo 1-6: beadwork and applique stitching are visible in places, but construction stitching is not clear enough for detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "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: bag is covered in dense beadwork depicting London landmarks rather than Coach leather construction or signature canvas.",
                    "photo 2: exterior appears textile\/beaded and lined, inconsistent with classic vintage Coach glove-tanned leather bags.",
                    "photo 4: back is entirely beaded textile with no visible Coach wordmark, creed, serial, or horse-and-carriage identifier.",
                    "photo 1: visible paper hangtags appear generic and do not visibly read COACH.",
                    "photo 1: seller title identifies a beaded London scene design; this is consistent with an unbranded novelty shoulder bag, not a vintage Coach model."
                ],
                "missing_information": [
                    "photo 1-6: interior is not shown open; request a clear interior view and any sewn-in brand or fabric labels.",
                    "photo 1-6: magnetic closure and interior construction are not shown in close-up.",
                    "photo 1-6: exact dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1-6: no Coach identifier is visible, while the beaded textile construction and novelty design do not match the documented vintage Coach product population.",
                    "photo 1-6: lined synthetic\/textile construction would be inconsistent with many classic unlined glove-tanned Coach styles."
                ],
                "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: no turnlock or identifiable Coach hardware is visible; paper tags are visible at the side.",
                    "leather_description": "photo 1-6: no leather body is visible; exterior is densely covered with glass or plastic beadwork and textile applique.",
                    "lining_description": "photo 1: listing states the bag is lined, but the interior lining is not visibly shown.",
                    "strap_construction": "photo 1 and photo 3: broad light-colored satin\/textile shoulder strap edged with beadwork; attachment hardware is not clearly visible.",
                    "stitching_description": "photo 1-6: beadwork and applique stitching are visible in places, but construction stitching is not clear enough for detailed assessment."
                },
                "possible_model_reasoning": [
                    "photo 1-6: silhouette is a generic rectangular flap shoulder bag and does not correspond visibly to a recognizable Coach catalog model.",
                    "photo 1-6: no Coach creed, serial\/style number, leather hangtag, wordmark, or carriage is visible; Coach identification is therefore unsupported.",
                    "photo 1-6: condition appears new or unused from the photographs, consistent with the seller's NWT claim, but packaging or all original tags are not fully documented.",
                    "photo 1-6: condition estimate: Like New\/New-looking; beadwork appears intact with no obvious wear, though attachment security and interior condition are not fully shown."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 15,
                "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": 0.01,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 8,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 6: interior \/ lining not shown, no creed patch to check",
                    "photo 4: back \/ bottom \/ side views not shown beyond beaded back flap",
                    "photo 2: paper hangtag text illegible - brand \/ maker not verified"
                ],
                "negative_evidence": [
                    "photo 1: all-over glass-bead \/ sequin \/ embroidery pictorial body, not glove-tanned leather",
                    "photo 4: plain white beaded back flap with no leather, no brass hardware",
                    "photo 1: satin fabric shoulder strap, not leather buckle-adjustable or dogleash strap",
                    "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "photo 2: paper artisan tag, not Coach leather creed or hangtag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - magnetic flap closure stated in title but no hardware shown; no brass turnlock, buckles, or zipper visible",
                    "leather_description": "not leather - glass seed-bead, sequin and thread embroidery over fabric base depicting London bus, phone box, Big Ben",
                    "lining_description": "not_visible - interior never shown; title states lined",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beadwork obscures stitching",
                    "strap_construction": "photo 1: wide flat white satin-like fabric shoulder strap, beaded edge trim, sewn directly to body",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: is a women's shoulder flap bag, the object class where misidentified Coach could hide"
                ],
                "possible_model_reasoning": [
                    "Condition: New with tags per title and paper tag visible photo 2, photo 4, photo 5; beadwork appears intact (photo 2)",
                    "Not a Coach model: beaded novelty construction, fabric strap, no leather, no brass, no creed\/wordmark\/hardware identifiers; Coach never made this beaded London souvenir silhouette in any catalog era"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "model_name": "meta:muse-spark-1.3-contributor",
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}