Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.46,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.89,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.905,
    "recommended_max_bid": 12,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with structured body, leather ring handle, and top closure",
        "photo 5: visible brass-tone circular hardware marked with patent text, but it does not show a Coach wordmark or carriage"
    ],
    "negative_evidence": [
        "photo 1: exterior is covered in pastel geometric woven\/kilim-style textile rather than Coach's typical glove-tanned leather or recognizable Coach signature canvas",
        "photo 4: fabric-lined interior with a generic zipper pocket and no visible Coach creed patch or fabric Coach label",
        "photo 1: closure is a central leather tab with a snap\/button rather than a recognizable vintage Coach turnlock",
        "photo 5: visible hardware appears to be generic patent-marked hardware and does not read COACH",
        "photo 2: rear view shows no Coach wordmark, carriage, or hangtag",
        "listing data: seller identifies the brand as unbranded; this is weak contextual evidence only",
        "photo 1: woven kilim textile body, not glove-tanned leather - Coach classics are leather",
        "photo 4: gray fabric lining with interior zip pocket, not unlined suede",
        "photo 4: magnetic snap closure, not Coach turnlock geometry",
        "photo 5: snap stamped TOHPO US. PAT. 4453294, no COACH marking",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
    ],
    "missing_information": [
        "photo 4: interior back wall and all pockets should be photographed close-up and emptied to confirm no hidden brand label or creed",
        "photo 5: hardware close-ups do not show the full closure mechanism or zipper-pull markings clearly enough to identify the maker",
        "photo 1: bottom, side seams, and handle attachment construction should be shown in closer detail",
        "seller-stated dimensions and any country\/material labels are not provided",
        "photo 4: interior zipper pull brand stamp not legible",
        "photo 5: snap marked TOHPO - maker unknown, no Coach link to verify"
    ],
    "authenticity_concerns": [
        "photo 1: construction and textile exterior are inconsistent with the classic vintage Coach handbag population",
        "photo 4: generic fabric lining and non-Coach closure provide no supporting Coach identifiers",
        "photo 5: patent-marked circular hardware is not evidence of Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a generic structured doctor\/top-handle bag, not a strong match for a cataloged vintage Coach model",
        "photo 4: fabric lining and textile body are more consistent with a generic kilim or Southwestern-style purse than an unlined classic Coach glove-tanned bag",
        "condition: Good; visible textile discoloration\/marks, worn leather trim, and lining wear in photos 1 and 4; bottom and interior condition are not fully documented",
        "Silhouette is kilim doctor \/ frame bag with textile body and ring handle - no match in Coach catalog sections 4.1-4.3",
        "Materials (woven wool body, fabric lining, magnetic snap) contradict vintage Coach glove-tanned unlined brass-turnlock construction",
        "No Coach identifier visible in any photo, so no Coach model can be ranked; Condition: Very Good to Excellent - textile clean, leather handle with light patina, lining intact (photo 4)"
    ],
    "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: brass-tone rings at the handle attachments and a central leather tab closure; photo 5: circular metal button\/hardware with patent wording, no COACH marking visible",
        "leather_description": "photo 1: tan leather handle, tabs, and trim with visible creasing and wear; the main body appears woven textile rather than leather",
        "lining_description": "photo 4: gray fabric lining with a zippered interior pocket; visible dark marks and wear, with no Coach label or creed visible",
        "strap_construction": "photo 1: single rounded leather top handle attached through leather tabs and metal rings; no shoulder strap visible",
        "stitching_description": "photos 1 and 4: generally visible contrast stitching on the leather handle and tabs, with some unevenness and loose\/frayed areas around the lining"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0039,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.62,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.93,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with structured body, leather ring handle, and top closure",
                    "photo 5: visible brass-tone circular hardware marked with patent text, but it does not show a Coach wordmark or carriage"
                ],
                "negative_evidence": [
                    "photo 1: exterior is covered in pastel geometric woven\/kilim-style textile rather than Coach's typical glove-tanned leather or recognizable Coach signature canvas",
                    "photo 4: fabric-lined interior with a generic zipper pocket and no visible Coach creed patch or fabric Coach label",
                    "photo 1: closure is a central leather tab with a snap\/button rather than a recognizable vintage Coach turnlock",
                    "photo 5: visible hardware appears to be generic patent-marked hardware and does not read COACH",
                    "photo 2: rear view shows no Coach wordmark, carriage, or hangtag",
                    "listing data: seller identifies the brand as unbranded; this is weak contextual evidence only"
                ],
                "missing_information": [
                    "photo 4: interior back wall and all pockets should be photographed close-up and emptied to confirm no hidden brand label or creed",
                    "photo 5: hardware close-ups do not show the full closure mechanism or zipper-pull markings clearly enough to identify the maker",
                    "photo 1: bottom, side seams, and handle attachment construction should be shown in closer detail",
                    "seller-stated dimensions and any country\/material labels are not provided"
                ],
                "authenticity_concerns": [
                    "photo 1: construction and textile exterior are inconsistent with the classic vintage Coach handbag population",
                    "photo 4: generic fabric lining and non-Coach closure provide no supporting Coach identifiers",
                    "photo 5: patent-marked circular hardware is not evidence of 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": false,
                    "hardware_description": "photo 1: brass-tone rings at the handle attachments and a central leather tab closure; photo 5: circular metal button\/hardware with patent wording, no COACH marking visible",
                    "leather_description": "photo 1: tan leather handle, tabs, and trim with visible creasing and wear; the main body appears woven textile rather than leather",
                    "lining_description": "photo 4: gray fabric lining with a zippered interior pocket; visible dark marks and wear, with no Coach label or creed visible",
                    "strap_construction": "photo 1: single rounded leather top handle attached through leather tabs and metal rings; no shoulder strap visible",
                    "stitching_description": "photos 1 and 4: generally visible contrast stitching on the leather handle and tabs, with some unevenness and loose\/frayed areas around the lining"
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a generic structured doctor\/top-handle bag, not a strong match for a cataloged vintage Coach model",
                    "photo 4: fabric lining and textile body are more consistent with a generic kilim or Southwestern-style purse than an unlined classic Coach glove-tanned bag",
                    "condition: Good; visible textile discoloration\/marks, worn leather trim, and lining wear in photos 1 and 4; bottom and interior condition are not fully documented"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 4: interior zipper pull brand stamp not legible",
                    "photo 5: snap marked TOHPO - maker unknown, no Coach link to verify"
                ],
                "negative_evidence": [
                    "photo 1: woven kilim textile body, not glove-tanned leather - Coach classics are leather",
                    "photo 4: gray fabric lining with interior zip pocket, not unlined suede",
                    "photo 4: magnetic snap closure, not Coach turnlock geometry",
                    "photo 5: snap stamped TOHPO US. PAT. 4453294, no COACH marking",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone ring handle attachments, base feet, magnetic snap stamped TOHPO US. PAT. 4453294; no COACH engraving",
                    "leather_description": "tan smooth leather rolled top handle and closure tabs with light contrast stitching",
                    "lining_description": "gray thin fabric lining with zip pocket, photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light-colored contrast stitching around handle and tabs, even",
                    "strap_construction": "short fixed rolled leather top handle looped through metal rings on textile body, no shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is kilim doctor \/ frame bag with textile body and ring handle - no match in Coach catalog sections 4.1-4.3",
                    "Materials (woven wool body, fabric lining, magnetic snap) contradict vintage Coach glove-tanned unlined brass-turnlock construction",
                    "No Coach identifier visible in any photo, so no Coach model can be ranked; Condition: Very Good to Excellent - textile clean, leather handle with light patina, lining intact (photo 4)"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22295,
            "output_tokens": 901,
            "total_tokens": 23196,
            "estimated_cost_usd": 0.01108
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 23030,
            "output_tokens": 910,
            "total_tokens": 23940,
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}