Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.775,
    "seller_misidentification_probability": 0.5,
    "confidence": 0.93,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the tote and attached pouch visibly display repeated GOYARD branding and the Goyard chevron-like monogram, not Coach branding.",
        "photo 1: the visible hanging tag reads GOYARD and states Made in France.",
        "photo 1: the bag appears to use coated textile\/canvas with leather trim, unlike the classic unprinted glove-tanned leather population of vintage Coach.",
        "photo 1: no Coach creed, Coach wordmark, horse-and-carriage, or recognizable vintage Coach identifier is visible.",
        "photo 1: coated canvas body with all-over Y-pattern, not glove-tanned leather and not Coach Signature C",
        "photo 1: paper tag reads GOYARD MALLETIER DEPUIS 1853, indicating different maker",
        "photo 1: no Coach creed patch, Coach wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 1: white contrast stitching and red trim with tote + attached pouch silhouette does not match any vintage Coach catalog style"
    ],
    "missing_information": [
        "Interior and underside views are not provided.",
        "No close-up of the hanging tag front and back or hardware details is provided.",
        "Authenticity of the visibly claimed Goyard branding cannot be assessed from this single photo.",
        "photo 1 only: no interior, bottom, side, hardware close-up views",
        "creed patch not shown - request interior back wall and pocket photos",
        "maker tag \/ country line inside bag not shown",
        "strap attachments and hardware stamps not shown"
    ],
    "authenticity_concerns": [
        "photo 1: the visible Goyard branding and monogram are inconsistent with a Coach-made bag; the item may be a Goyard-branded product or a counterfeit Goyard item, but it is not supported as Coach.",
        "photo 1: bag carries GOYARD wordmark and Goyardine Y-pattern coated canvas, inconsistent with Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 1: this is a tote with an accompanying pouch, but its visible Goyard branding makes any Coach model match implausible.",
        "photo 1: the new, tagged presentation and coated monogram textile indicate a modern non-Coach item rather than a vintage Coach silhouette.",
        "Condition: appears new or near-new from the single exterior photo, but interior, bottom, corners, odor, and functionality are unverified.",
        "No Coach model fits: tote silhouette with Goyardine coated canvas and GOYARD tag points to non-Coach maker",
        "Condition appears New with tag in photo 1, but as non-Coach generic valuation applies"
    ],
    "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 metallic snap on the pouch and small metallic strap hardware are visible; detailed engraving is not legible.",
        "leather_description": "photo 1: red leather-like trim and handles are visible around a patterned textile\/coated-canvas body; exact material is not confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: long double shoulder handles and a separate narrow strap\/closure detail are visible; construction details are incomplete.",
        "stitching_description": "photo 1: contrasting light stitching is visibly regular along the red trim, though close-up quality is insufficient for detailed construction assessment."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0353,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.98,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the tote and attached pouch visibly display repeated GOYARD branding and the Goyard chevron-like monogram, not Coach branding.",
                    "photo 1: the visible hanging tag reads GOYARD and states Made in France.",
                    "photo 1: the bag appears to use coated textile\/canvas with leather trim, unlike the classic unprinted glove-tanned leather population of vintage Coach.",
                    "photo 1: no Coach creed, Coach wordmark, horse-and-carriage, or recognizable vintage Coach identifier is visible."
                ],
                "missing_information": [
                    "Interior and underside views are not provided.",
                    "No close-up of the hanging tag front and back or hardware details is provided.",
                    "Authenticity of the visibly claimed Goyard branding cannot be assessed from this single photo."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible Goyard branding and monogram are inconsistent with a Coach-made bag; the item may be a Goyard-branded product or a counterfeit Goyard item, but it is not supported as Coach."
                ],
                "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": true,
                    "hardware_description": "photo 1: small metallic snap on the pouch and small metallic strap hardware are visible; detailed engraving is not legible.",
                    "leather_description": "photo 1: red leather-like trim and handles are visible around a patterned textile\/coated-canvas body; exact material is not confirmed.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: long double shoulder handles and a separate narrow strap\/closure detail are visible; construction details are incomplete.",
                    "stitching_description": "photo 1: contrasting light stitching is visibly regular along the red trim, though close-up quality is insufficient for detailed construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: this is a tote with an accompanying pouch, but its visible Goyard branding makes any Coach model match implausible.",
                    "photo 1: the new, tagged presentation and coated monogram textile indicate a modern non-Coach item rather than a vintage Coach silhouette.",
                    "Condition: appears new or near-new from the single exterior photo, but interior, bottom, corners, odor, and functionality are unverified."
                ],
                "confidence": 0.96,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: bag carries GOYARD wordmark and Goyardine Y-pattern coated canvas, inconsistent with Coach manufacture"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only: no interior, bottom, side, hardware close-up views",
                    "creed patch not shown - request interior back wall and pocket photos",
                    "maker tag \/ country line inside bag not shown",
                    "strap attachments and hardware stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1: coated canvas body with all-over Y-pattern, not glove-tanned leather and not Coach Signature C",
                    "photo 1: paper tag reads GOYARD MALLETIER DEPUIS 1853, indicating different maker",
                    "photo 1: no Coach creed patch, Coach wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 1: white contrast stitching and red trim with tote + attached pouch silhouette does not match any vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snap on attached pouch visible; other hardware not_visible",
                    "leather_description": "red trim appears smooth coated material; body is printed coated canvas with Goyardine pattern, not glove-tanned leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white contrast stitching around top edge, handles and pouch edge visible in photo 1",
                    "strap_construction": "dual red top handles plus thin detachable strap attached to matching patterned pouch in photo 1; attachment details not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: tote silhouette with Goyardine coated canvas and GOYARD tag points to non-Coach maker",
                    "Condition appears New with tag in photo 1, but as non-Coach generic valuation applies"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "estimated_cost_usd": 0.008867
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            "model_name": "meta:muse-spark-1.3-contributor",
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}