Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.495,
    "confidence": 0.905,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has an all-over geometric monogram rather than Coach's recognizable paired-C Signature pattern.",
        "photo 1: the central hanging item is a decorative animal charm, not a legible Coach hangtag or wordmark.",
        "photo 1: the chain handles and bright decorative clasp are unlike the solid-brass construction of classic vintage Coach bags.",
        "photos 1, 3: the material appears coated\/synthetic, consistent with the seller's stated PU leather rather than vintage glove-tanned cowhide.",
        "listing title: seller describes the item as printed PU leather and unbranded.",
        "photo 1: body is printed PU leather with all-over brown\/tan diamond motif - faux\/vegan material excludes vintage Coach glove-tanned leather",
        "photo 1,3,4: gold-tone chain-plus-faux-leather shoulder straps through grommets - not Coach brass dogleash, lobster or buckle construction",
        "photo 1: front decorative rectangular lock plate with hanging deer charm - not Coach turnlock geometry",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "seller title states 'Printed PU Leather' and seller_brand 'Unbranded' - synthetic fast-fashion construction"
    ],
    "missing_information": [
        "photo 1: interior, lining, creed patch, and any fabric tags are not shown.",
        "photo 1: no close-up is provided for the clasp, zipper pulls, or any maker markings.",
        "photo 1: bottom, corners, seams, and material edges are not shown in detail.",
        "photo set shows front exterior only; no interior, bottom, creed patch, or hardware close-up shown",
        "lining material and interior pockets not visible - request emptied interior photos",
        "close-up of lock plate and chain hardware stamps not shown"
    ],
    "authenticity_concerns": [
        "photos 1, 3: the generic monogram, horse-like charm, and equestrian-style clasp appear to evoke designer branding without showing a Coach identifier.",
        "photos 1, 3: synthetic printed PU construction is inconsistent with the leather construction expected of the vintage Coach styles this tool is intended to identify."
    ],
    "possible_model_reasoning": [
        "The structured open-top tote silhouette is a generic modern fashion tote, not a recognizable Coach catalog model.",
        "The all-over motif and animal charm do not match Coach Signature C construction or a Coach leather hangtag.",
        "Condition: not reliably gradable because the images are largely styled\/stock-like and do not show the interior, bottom, or detailed corners; the exterior appears clean in the available views.",
        "tote silhouette with chain straps and printed coated body does not match any vintage Coach catalog style (City Bag, Court, Station, Willis, Duffle etc. are unlined glove-tanned with solid brass turnlock)",
        "materials (PU leather) and hardware (plated chain, grommets, deer charm) point to modern non-Coach fast fashion per triage rule coach_probability <=0.05",
        "Condition: New-appearing in staged\/catalog photos; no wear visible but interior\/bottom not shown so grade capped"
    ],
    "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": "photos 1, 3: bright gold-tone chain handles, grommets, a rectangular decorative clasp, and an animal-shaped hanging charm are visible; no legible Coach engraving is visible.",
        "leather_description": "photos 1, 3: smooth printed coated material is visible; the listing calls it PU leather, and natural leather cannot be established from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3, 5, 6: shoulder straps combine narrow dark material sections with gold-tone chain sections; no buckle adjustment is visible.",
        "stitching_description": "not_visible"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.034,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has an all-over geometric monogram rather than Coach's recognizable paired-C Signature pattern.",
                    "photo 1: the central hanging item is a decorative animal charm, not a legible Coach hangtag or wordmark.",
                    "photo 1: the chain handles and bright decorative clasp are unlike the solid-brass construction of classic vintage Coach bags.",
                    "photos 1, 3: the material appears coated\/synthetic, consistent with the seller's stated PU leather rather than vintage glove-tanned cowhide.",
                    "listing title: seller describes the item as printed PU leather and unbranded."
                ],
                "missing_information": [
                    "photo 1: interior, lining, creed patch, and any fabric tags are not shown.",
                    "photo 1: no close-up is provided for the clasp, zipper pulls, or any maker markings.",
                    "photo 1: bottom, corners, seams, and material edges are not shown in detail."
                ],
                "authenticity_concerns": [
                    "photos 1, 3: the generic monogram, horse-like charm, and equestrian-style clasp appear to evoke designer branding without showing a Coach identifier.",
                    "photos 1, 3: synthetic printed PU construction is inconsistent with the leather construction expected of the vintage Coach styles this tool is intended to identify."
                ],
                "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": "photos 1, 3: bright gold-tone chain handles, grommets, a rectangular decorative clasp, and an animal-shaped hanging charm are visible; no legible Coach engraving is visible.",
                    "leather_description": "photos 1, 3: smooth printed coated material is visible; the listing calls it PU leather, and natural leather cannot be established from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3, 5, 6: shoulder straps combine narrow dark material sections with gold-tone chain sections; no buckle adjustment is visible.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "The structured open-top tote silhouette is a generic modern fashion tote, not a recognizable Coach catalog model.",
                    "The all-over motif and animal charm do not match Coach Signature C construction or a Coach leather hangtag.",
                    "Condition: not reliably gradable because the images are largely styled\/stock-like and do not show the interior, bottom, or detailed corners; the exterior appears clean in the available views."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo set shows front exterior only; no interior, bottom, creed patch, or hardware close-up shown",
                    "lining material and interior pockets not visible - request emptied interior photos",
                    "close-up of lock plate and chain hardware stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1: body is printed PU leather with all-over brown\/tan diamond motif - faux\/vegan material excludes vintage Coach glove-tanned leather",
                    "photo 1,3,4: gold-tone chain-plus-faux-leather shoulder straps through grommets - not Coach brass dogleash, lobster or buckle construction",
                    "photo 1: front decorative rectangular lock plate with hanging deer charm - not Coach turnlock geometry",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "seller title states 'Printed PU Leather' and seller_brand 'Unbranded' - synthetic fast-fashion construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone chain shoulder straps, round grommets, rectangular front lock plate with hanging deer\/stag charm; bright plated appearance, not solid vintage brass",
                    "leather_description": "printed PU faux leather, dark brown with tan diamond-dot all-over print; seller states PU leather; not glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "dual shoulder straps with faux-leather upper section joined to gold-tone chain lower section through metal eyelets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "tote silhouette with chain straps and printed coated body does not match any vintage Coach catalog style (City Bag, Court, Station, Willis, Duffle etc. are unlined glove-tanned with solid brass turnlock)",
                    "materials (PU leather) and hardware (plated chain, grommets, deer charm) point to modern non-Coach fast fashion per triage rule coach_probability <=0.05",
                    "Condition: New-appearing in staged\/catalog photos; no wear visible but interior\/bottom not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 813,
            "total_tokens": 23277,
            "estimated_cost_usd": 0.010937
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}