Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.88,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: stock-style image shows a small modern crossbody\/handbag with a plain flap and snap closure, but no visible Coach wordmark, horse-and-carriage, creed, or hangtag",
        "photo 1: body appears to be textile, coated canvas, or synthetic material rather than vintage glove-tanned leather",
        "photo 1: construction uses a generic rounded flap, snap, thin strap, and plated-looking clip hardware unlike a recognizable vintage Coach classic",
        "photo 2: listing presents a new multi-color product image and dimensions graphic, consistent with a modern mass-market unbranded item rather than a secondhand vintage Coach bag",
        "photo 1: nylon \/ coated fabric body with faux-leather flap - not Coach glove-tanned leather",
        "photo 1: snap-button flap closure, not Coach turnlock geometry",
        "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1: multi-color stock-style lineup at bottom indicates new mass-produced fast-fashion listing",
        "photo 2: seller dimensions 9.41 x 3.9 in mini crossbody with top handle - matches Longchamp Le Pliage-style, not catalog Coach silhouette"
    ],
    "missing_information": [
        "photo 1: interior, lining, and any sewn-in brand or care label are not shown",
        "photo 1: no close-up of the flap hardware, zipper, strap attachments, or material edge is provided",
        "photo 1: no bottom, back, or side construction views are provided",
        "photo 1-2: interior \/ creed patch area not shown - no stamped leather patch visible to verify",
        "photo 1-2: back, side, bottom views not shown",
        "photo 1-2: close-up of hardware stamps \/ brand marks not shown"
    ],
    "authenticity_concerns": [
        "photo 1: generic modern construction and apparent textile\/synthetic body provide no Coach-specific evidence",
        "photo 1: new stock-style presentation combined with an unbranded title is consistent with a modern unbranded or Coach-inspired product, not a vintage Coach identifier"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette with snap flap, top handle and detachable strap matches modern Longchamp Le Pliage mini-style, not any vintage Coach catalog style",
        "no Coach hard identifiers visible in either photo, construction is nylon\/synthetic with plated hardware consistent with modern non-Coach",
        "Condition: New; listing title states NEW, photos show stock product images with no wear"
    ],
    "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: small central snap closure and gold-tone side clips are visible; no Coach engraving is legible",
        "leather_description": "photo 1: main body appears textile, coated canvas, or synthetic; brown flap and trim appear leather-like but material cannot be confirmed",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: adjustable-looking thin crossbody strap with gold-tone swivel clips and a small top handle",
        "stitching_description": "photo 1: visible perimeter stitching around the brown flap appears regular; internal stitching and stress points are not visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: stock-style image shows a small modern crossbody\/handbag with a plain flap and snap closure, but no visible Coach wordmark, horse-and-carriage, creed, or hangtag",
                    "photo 1: body appears to be textile, coated canvas, or synthetic material rather than vintage glove-tanned leather",
                    "photo 1: construction uses a generic rounded flap, snap, thin strap, and plated-looking clip hardware unlike a recognizable vintage Coach classic",
                    "photo 2: listing presents a new multi-color product image and dimensions graphic, consistent with a modern mass-market unbranded item rather than a secondhand vintage Coach bag"
                ],
                "missing_information": [
                    "photo 1: interior, lining, and any sewn-in brand or care label are not shown",
                    "photo 1: no close-up of the flap hardware, zipper, strap attachments, or material edge is provided",
                    "photo 1: no bottom, back, or side construction views are provided"
                ],
                "authenticity_concerns": [
                    "photo 1: generic modern construction and apparent textile\/synthetic body provide no Coach-specific evidence",
                    "photo 1: new stock-style presentation combined with an unbranded title is consistent with a modern unbranded or Coach-inspired product, not a vintage Coach identifier"
                ],
                "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: small central snap closure and gold-tone side clips are visible; no Coach engraving is legible",
                    "leather_description": "photo 1: main body appears textile, coated canvas, or synthetic; brown flap and trim appear leather-like but material cannot be confirmed",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: adjustable-looking thin crossbody strap with gold-tone swivel clips and a small top handle",
                    "stitching_description": "photo 1: visible perimeter stitching around the brown flap appears regular; internal stitching and stress points are not visible"
                },
                "possible_model_reasoning": [],
                "confidence": 0.86,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-2: interior \/ creed patch area not shown - no stamped leather patch visible to verify",
                    "photo 1-2: back, side, bottom views not shown",
                    "photo 1-2: close-up of hardware stamps \/ brand marks not shown"
                ],
                "negative_evidence": [
                    "photo 1: nylon \/ coated fabric body with faux-leather flap - not Coach glove-tanned leather",
                    "photo 1: snap-button flap closure, not Coach turnlock geometry",
                    "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1: multi-color stock-style lineup at bottom indicates new mass-produced fast-fashion listing",
                    "photo 2: seller dimensions 9.41 x 3.9 in mini crossbody with top handle - matches Longchamp Le Pliage-style, not catalog Coach silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone snap button on flap, gold-tone zipper pull and swivel clips for crossbody strap",
                    "leather_description": "appears to be cream nylon \/ synthetic body with brown pebbled faux-leather flap and trim, not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast stitching around flap edge, otherwise not clearly visible",
                    "strap_construction": "short top handle plus detachable adjustable crossbody strap on metal clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1: silhouette with snap flap, top handle and detachable strap matches modern Longchamp Le Pliage mini-style, not any vintage Coach catalog style",
                    "no Coach hard identifiers visible in either photo, construction is nylon\/synthetic with plated hardware consistent with modern non-Coach",
                    "Condition: New; listing title states NEW, photos show stock product images with no wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
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            "model_name": "meta:muse-spark-1.3-contributor",
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}