Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.02,
    "vintage_probability": 0.26,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.45,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is constructed from woven brown textile with a decorative geometric fabric band, not the glove-tanned leather typical of vintage Coach.",
        "photo 5: interior is fabric-lined and contains simple snap hardware; no Coach-style leather creed patch is visible.",
        "photo 6: interior shows two fabric slip pockets but no Coach wordmark, carriage, or serial\/style tag.",
        "photos 1-4: exterior has no visible leather hangtag, wordmark, or recognizable Coach construction.",
        "photo 1-4: body is coarse woven textile\/burlap in brown, not glove-tanned cowhide",
        "photo 5-6: brown fabric lining with sewn slip pockets, not unlined suede interior",
        "photo 2-5: closure is fabric-covered snap\/button tab, no brass turnlock geometry",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 5: silver-tone snap hardware only, no solid brass hardware"
    ],
    "missing_information": [
        "photo 1-4: underside, side seams, and strap attachment details are not fully shown.",
        "photo 5-6: a clear scan of every interior seam and pocket would confirm whether any hidden brand tag is present.",
        "Seller-stated 1980s date is not independently supported by the photos."
    ],
    "authenticity_concerns": [
        "The textile construction, decorative trim, fabric lining, and simple snap closure are inconsistent with a typical vintage Coach leather handbag.",
        "No Coach identifier is visible; the item appears to be a generic or non-Coach textile bag rather than a misidentified Coach classic."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag is a small woven textile tote with decorative trim rather than a cataloged leather Coach silhouette.",
        "Condition: Good; exterior appears intact but has visible creasing and loose\/frayed threads around the interior opening (photos 5-6). Interior and underside are only partially documented.",
        "No Coach silhouette match: woven envelope\/flap pouch with snap tab and patterned textile trim matches no catalog style in \u00a74",
        "Construction inconsistent with any vintage Coach era: no glove-tanned leather, no solid brass, no unlined suede, no creed",
        "Condition: Good to Very Good for a fabric bag; weave intact (photo 1-4), lining clean with no major stains shown (photo 5-6)"
    ],
    "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 5: small silver-tone snap closures are visible; no turnlock or Coach-engraved hardware is visible.",
        "leather_description": "photo 1: no leather exterior is visible; the body and trim appear woven textile.",
        "lining_description": "photos 5-6: brown fabric lining with two interior slip pockets is visible; exact fiber content is not visible.",
        "strap_construction": "photos 1-4: narrow woven textile shoulder strap with matching geometric trim; attachment construction is partly obscured.",
        "stitching_description": "photos 5-6: visible machine stitching around the fabric lining and pocket edges; some loose\/frayed threads are present near the opening."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0303,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is constructed from woven brown textile with a decorative geometric fabric band, not the glove-tanned leather typical of vintage Coach.",
                    "photo 5: interior is fabric-lined and contains simple snap hardware; no Coach-style leather creed patch is visible.",
                    "photo 6: interior shows two fabric slip pockets but no Coach wordmark, carriage, or serial\/style tag.",
                    "photos 1-4: exterior has no visible leather hangtag, wordmark, or recognizable Coach construction."
                ],
                "missing_information": [
                    "photo 1-4: underside, side seams, and strap attachment details are not fully shown.",
                    "photo 5-6: a clear scan of every interior seam and pocket would confirm whether any hidden brand tag is present.",
                    "Seller-stated 1980s date is not independently supported by the photos."
                ],
                "authenticity_concerns": [
                    "The textile construction, decorative trim, fabric lining, and simple snap closure are inconsistent with a typical vintage Coach leather handbag.",
                    "No Coach identifier is visible; the item appears to be a generic or non-Coach textile bag rather than a misidentified 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": "photo 5: small silver-tone snap closures are visible; no turnlock or Coach-engraved hardware is visible.",
                    "leather_description": "photo 1: no leather exterior is visible; the body and trim appear woven textile.",
                    "lining_description": "photos 5-6: brown fabric lining with two interior slip pockets is visible; exact fiber content is not visible.",
                    "strap_construction": "photos 1-4: narrow woven textile shoulder strap with matching geometric trim; attachment construction is partly obscured.",
                    "stitching_description": "photos 5-6: visible machine stitching around the fabric lining and pocket edges; some loose\/frayed threads are present near the opening."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag is a small woven textile tote with decorative trim rather than a cataloged leather Coach silhouette.",
                    "Condition: Good; exterior appears intact but has visible creasing and loose\/frayed threads around the interior opening (photos 5-6). Interior and underside are only partially documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.9,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1-4: body is coarse woven textile\/burlap in brown, not glove-tanned cowhide",
                    "photo 5-6: brown fabric lining with sewn slip pockets, not unlined suede interior",
                    "photo 2-5: closure is fabric-covered snap\/button tab, no brass turnlock geometry",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 5: silver-tone snap hardware only, no solid brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snap button closure only (photo 5); no brass turnlock, buckles, D-rings or zippers visible",
                    "leather_description": "no leather visible; coarse brown woven textile\/burlap body with woven patterned trim in brown\/cream\/tan (photo 1-4)",
                    "lining_description": "brown\/tan plain fabric lining with interior slip pockets (photo 5-6)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching on lining and trim; exterior weave obscures stitch detail",
                    "strap_construction": "short woven fabric loop handle\/tab with geometric pattern (photo 1-4); no leather strap, no brass clips or buckles",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: woven envelope\/flap pouch with snap tab and patterned textile trim matches no catalog style in \u00a74",
                    "Construction inconsistent with any vintage Coach era: no glove-tanned leather, no solid brass, no unlined suede, no creed",
                    "Condition: Good to Very Good for a fabric bag; weave intact (photo 1-4), lining clean with no major stains shown (photo 5-6)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
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        },
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            "model_name": "meta:muse-spark-1.3-contributor",
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}