Vintage Coach Hunter

{
    "is_handbag_probability": 0.96,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.92,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is made of black textile\/nylon-like material with a large Las Vegas graphic print, not vintage Coach glove-tanned leather",
        "photo 1: prominent printed 'WELCOME Las Vegas Nevada' design is unrelated to Coach branding",
        "photo 2: visible hardware is silver-tone and the small metal zipper pull does not visibly read COACH",
        "photo 3: plain textile back and simple nylon strap are inconsistent with classic vintage Coach construction",
        "photo 1: seller identifies the item as No Brand; this is weak but consistent with the visible non-Coach design",
        "photo 1: black canvas souvenir crossbody with Welcome to Fabulous Las Vegas print, not glove-tanned leather",
        "photo 1: silver-tone grommets and lobster clips, not solid brass vintage Coach hardware",
        "photo 2: zip closures with nylon webbing strap, no turnlock, no creed patch, no COACH wordmark",
        "photo 3: plain black canvas back, no leather, no hangtag, no Coach silhouette"
    ],
    "missing_information": [
        "photo 1-3: interior, lining, and any sewn-in brand or care label are not shown",
        "photo 1-2: zipper-pull branding is not legible",
        "photo 1-3: exact dimensions and strap length are not independently verified"
    ],
    "authenticity_concerns": [
        "photo 1: printed textile construction and souvenir-style graphic provide no Coach identifiers and strongly indicate a non-Coach souvenir or generic bag",
        "photo 2: the small metal tag is not visibly a Coach leather hangtag and its marking is illegible"
    ],
    "possible_model_reasoning": [
        "photo 1: rectangular souvenir-style crossbody with two zip compartments and a webbing strap; it does not match a listed Coach leather or signature-canvas model",
        "photo 1-3: no creed patch, Coach wordmark, horse-and-carriage, or recognizable Coach construction is visible",
        "Condition: Good to Very Good based on visible intact body; seller states it is new but notes a missing zipper pull, so zipper functionality should be confirmed",
        "Souvenir canvas zip crossbody does not match any vintage Coach catalog style in silhouette, material or hardware",
        "No creed, wordmark, hangtag, brass turnlock, or glove-tanned leather visible in any photo",
        "Condition: seller states New but missing pull on one zipper, consistent with photo 2 showing slider without pull"
    ],
    "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 1-2: silver-tone eyelets, rings, strap clips, and zipper hardware; small rectangular metal zipper attachment is visible but not legibly branded",
        "leather_description": "photo 1-3: black woven textile or nylon-like material; no leather is visible",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-3: narrow black flat webbing strap attached with silver-tone clips",
        "stitching_description": "photo 1-3: visible textile seams appear functional and machine-sewn; detailed stitching quality is not assessable"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is made of black textile\/nylon-like material with a large Las Vegas graphic print, not vintage Coach glove-tanned leather",
                    "photo 1: prominent printed 'WELCOME Las Vegas Nevada' design is unrelated to Coach branding",
                    "photo 2: visible hardware is silver-tone and the small metal zipper pull does not visibly read COACH",
                    "photo 3: plain textile back and simple nylon strap are inconsistent with classic vintage Coach construction",
                    "photo 1: seller identifies the item as No Brand; this is weak but consistent with the visible non-Coach design"
                ],
                "missing_information": [
                    "photo 1-3: interior, lining, and any sewn-in brand or care label are not shown",
                    "photo 1-2: zipper-pull branding is not legible",
                    "photo 1-3: exact dimensions and strap length are not independently verified"
                ],
                "authenticity_concerns": [
                    "photo 1: printed textile construction and souvenir-style graphic provide no Coach identifiers and strongly indicate a non-Coach souvenir or generic bag",
                    "photo 2: the small metal tag is not visibly a Coach leather hangtag and its marking is illegible"
                ],
                "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 1-2: silver-tone eyelets, rings, strap clips, and zipper hardware; small rectangular metal zipper attachment is visible but not legibly branded",
                    "leather_description": "photo 1-3: black woven textile or nylon-like material; no leather is visible",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-3: narrow black flat webbing strap attached with silver-tone clips",
                    "stitching_description": "photo 1-3: visible textile seams appear functional and machine-sewn; detailed stitching quality is not assessable"
                },
                "possible_model_reasoning": [
                    "photo 1: rectangular souvenir-style crossbody with two zip compartments and a webbing strap; it does not match a listed Coach leather or signature-canvas model",
                    "photo 1-3: no creed patch, Coach wordmark, horse-and-carriage, or recognizable Coach construction is visible",
                    "Condition: Good to Very Good based on visible intact body; seller states it is new but notes a missing zipper pull, so zipper functionality should be confirmed"
                ],
                "confidence": 0.94,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: black canvas souvenir crossbody with Welcome to Fabulous Las Vegas print, not glove-tanned leather",
                    "photo 1: silver-tone grommets and lobster clips, not solid brass vintage Coach hardware",
                    "photo 2: zip closures with nylon webbing strap, no turnlock, no creed patch, no COACH wordmark",
                    "photo 3: plain black canvas back, no leather, no hangtag, no Coach silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone grommets, lobster-clasp strap ends and zipper sliders; lightweight plated metal, not solid brass",
                    "leather_description": "no leather visible; black woven canvas textile with printed graphic",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching around edges, visible at top edge",
                    "strap_construction": "black nylon webbing crossbody strap attached via metal grommets and lobster clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Souvenir canvas zip crossbody does not match any vintage Coach catalog style in silhouette, material or hardware",
                    "No creed, wordmark, hangtag, brass turnlock, or glove-tanned leather visible in any photo",
                    "Condition: seller states New but missing pull on one zipper, consistent with photo 2 showing slider without pull"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "output_tokens": 706,
            "total_tokens": 17147,
            "estimated_cost_usd": 0.008271
        },
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            "model_name": "meta:muse-spark-1.3-contributor",
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}