Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.065,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.905,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is described and visibly constructed as a vinyl\/metal novelty evening handbag, not a leather Coach silhouette.",
        "photo 1: The highly ornate floral appliqu\u00e9, rhinestone decoration, and shiny metal frame are not characteristic of the documented vintage Coach construction.",
        "photo 2: The exterior has an oversized decorative rhinestone-and-metal clasp rather than a Coach-style turnlock.",
        "photo 5: The interior is black fabric with a metal frame; no Coach creed patch, wordmark, or horse-and-carriage identifier is visible.",
        "photo 6: The detachable chain strap and ornate hardware appear generic and do not show recognizable Coach construction or branding.",
        "photo 1: The seller explicitly describes the materials as metal and vinyl, which strongly weighs against vintage Coach glove-tanned leather.",
        "photo 1,3: white vinyl \/ faux-leather body with fabric flower appliques, not glove-tanned cowhide",
        "photo 2,5,6: gold-tone metal box-frame with kisslock clasp and rhinestone top handle, not Coach solid-brass turnlock geometry",
        "photo 5,6: black fabric lining, not unlined suede interior",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 6: thin gold-tone chain strap, not leather buckle-adjustable or dogleash strap",
        "Seller text states metal and vinyl, consistent with photos"
    ],
    "missing_information": [
        "A straight-on photo of the entire interior back wall and all interior pockets, although the visible interior already shows no obvious creed patch.",
        "Close-up photos of every clasp, zipper, and hardware stamp, if any exist.",
        "Seller-stated dimensions and a close-up of the material and edge construction.",
        "No creed patch visible in any photo - no interior close-up of back wall or pocket to confirm absence",
        "No wordmark, hangtag, or hardware engraving visible"
    ],
    "authenticity_concerns": [
        "photo 1: The vinyl body and decorative rhinestone hardware are inconsistent with the classic leather Coach handbag population.",
        "photo 2: The prominent oversized ornamental clasp is a generic\/lookalike cue, not a documented vintage Coach turnlock.",
        "photo 5: No visible Coach identifier is present in the interior; the bag should not be treated as Coach based on silhouette or hardware alone."
    ],
    "possible_model_reasoning": [
        "The rectangular framed evening-bag shape is generic and does not closely match the listed vintage Coach catalog styles.",
        "The materials, rhinestone ornamentation, floral decoration, and chain strap suggest a modern novelty evening bag rather than a pre-2000 Coach leather model.",
        "Condition: Very Good based on generally intact visible exterior and hardware, with minor visible surface marks; interior and all hardware function are not fully assessable.",
        "Silhouette is a rigid metal-frame evening clutch \/ box bag with kisslock and floral decoration - no matching vintage Coach catalog style",
        "Materials vinyl + hollow plated metal + fabric lining place it in modern non-Coach fast-fashion per triage rule, coach_probability <=0.05",
        "Condition: appears Like New to Excellent with clean vinyl and bright hardware, but grading capped by limited detail views"
    ],
    "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": "Visible gold-tone metal frame, decorative rhinestone-covered exterior panel, floral appliqu\u00e9s, ornate clasp, small feet, and a chain strap; no legible Coach engraving is visible in photos 1-6.",
        "leather_description": "Seller states vinyl; photos show a textured synthetic-looking light-colored exterior rather than glove-tanned leather.",
        "lining_description": "Black fabric lining is visible in photos 5-6; no creed patch or fabric Coach label is visible.",
        "strap_construction": "Detachable gold-tone chain strap visible in photos 5-6; no leather adjustable strap or Coach-style dogleash clips visible.",
        "stitching_description": "Not visible clearly enough to assess."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is described and visibly constructed as a vinyl\/metal novelty evening handbag, not a leather Coach silhouette.",
                    "photo 1: The highly ornate floral appliqu\u00e9, rhinestone decoration, and shiny metal frame are not characteristic of the documented vintage Coach construction.",
                    "photo 2: The exterior has an oversized decorative rhinestone-and-metal clasp rather than a Coach-style turnlock.",
                    "photo 5: The interior is black fabric with a metal frame; no Coach creed patch, wordmark, or horse-and-carriage identifier is visible.",
                    "photo 6: The detachable chain strap and ornate hardware appear generic and do not show recognizable Coach construction or branding.",
                    "photo 1: The seller explicitly describes the materials as metal and vinyl, which strongly weighs against vintage Coach glove-tanned leather."
                ],
                "missing_information": [
                    "A straight-on photo of the entire interior back wall and all interior pockets, although the visible interior already shows no obvious creed patch.",
                    "Close-up photos of every clasp, zipper, and hardware stamp, if any exist.",
                    "Seller-stated dimensions and a close-up of the material and edge construction."
                ],
                "authenticity_concerns": [
                    "photo 1: The vinyl body and decorative rhinestone hardware are inconsistent with the classic leather Coach handbag population.",
                    "photo 2: The prominent oversized ornamental clasp is a generic\/lookalike cue, not a documented vintage Coach turnlock.",
                    "photo 5: No visible Coach identifier is present in the interior; the bag should not be treated as Coach based on silhouette or hardware alone."
                ],
                "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": "Visible gold-tone metal frame, decorative rhinestone-covered exterior panel, floral appliqu\u00e9s, ornate clasp, small feet, and a chain strap; no legible Coach engraving is visible in photos 1-6.",
                    "leather_description": "Seller states vinyl; photos show a textured synthetic-looking light-colored exterior rather than glove-tanned leather.",
                    "lining_description": "Black fabric lining is visible in photos 5-6; no creed patch or fabric Coach label is visible.",
                    "strap_construction": "Detachable gold-tone chain strap visible in photos 5-6; no leather adjustable strap or Coach-style dogleash clips visible.",
                    "stitching_description": "Not visible clearly enough to assess."
                },
                "possible_model_reasoning": [
                    "The rectangular framed evening-bag shape is generic and does not closely match the listed vintage Coach catalog styles.",
                    "The materials, rhinestone ornamentation, floral decoration, and chain strap suggest a modern novelty evening bag rather than a pre-2000 Coach leather model.",
                    "Condition: Very Good based on generally intact visible exterior and hardware, with minor visible surface marks; interior and all hardware function are not fully assessable."
                ],
                "confidence": 0.91,
                "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": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No creed patch visible in any photo - no interior close-up of back wall or pocket to confirm absence",
                    "No wordmark, hangtag, or hardware engraving visible"
                ],
                "negative_evidence": [
                    "photo 1,3: white vinyl \/ faux-leather body with fabric flower appliques, not glove-tanned cowhide",
                    "photo 2,5,6: gold-tone metal box-frame with kisslock clasp and rhinestone top handle, not Coach solid-brass turnlock geometry",
                    "photo 5,6: black fabric lining, not unlined suede interior",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 6: thin gold-tone chain strap, not leather buckle-adjustable or dogleash strap",
                    "Seller text states metal and vinyl, consistent with photos"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated metal frame, kisslock closure with small top handle, rhinestone-encrusted handle band, gold-tone chain shoulder strap, four bottom studs",
                    "leather_description": "white \/ off-white pebbled vinyl faux-leather, not glove-tanned cowhide",
                    "lining_description": "black fabric lining visible in open views",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - edge construction obscured by metal frame",
                    "strap_construction": "short metal top handle plus detachable gold-tone chain shoulder strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is a rigid metal-frame evening clutch \/ box bag with kisslock and floral decoration - no matching vintage Coach catalog style",
                    "Materials vinyl + hollow plated metal + fabric lining place it in modern non-Coach fast-fashion per triage rule, coach_probability <=0.05",
                    "Condition: appears Like New to Excellent with clean vinyl and bright hardware, but grading capped by limited detail views"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18077,
            "output_tokens": 815,
            "total_tokens": 18892,
            "estimated_cost_usd": 0.009187
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18628,
            "output_tokens": 908,
            "total_tokens": 19536,
            "estimated_cost_usd": 0.004452
        }
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}