Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.385,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.775,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.89,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "possible_models": [],
    "positive_evidence": [
        "photo 3: a clearly visible IMAN wordmark appears on the decorative front clasp, identifying the bag as IMAN rather than Coach",
        "photo 1: the bag is a structured leather-look handbag with handles, zipper closure, and decorative gold-tone hardware"
    ],
    "negative_evidence": [
        "photo 1: the large oval front clasp is a decorative IMAN-branded closure, not a vintage Coach turnlock",
        "photo 3: the clasp visibly reads IMAN; no COACH wordmark, carriage, or Coach hangtag is visible",
        "photo 1: the central snakeskin-print panel and coordinated trim do not match classic Coach glove-tanned leather construction",
        "photo 5: the rear view shows a fashion-brand construction with a top zipper and decorative panel, without a visible Coach creed patch",
        "photo 6: no interior creed, serial number, or Coach identifier is shown",
        "photo 3: front medallion hardware legibly reads IMAN, not COACH",
        "photo 1,3,5,6: framed zip-top satchel with magnetic-snap overlay flap and snakeskin-print trim, no Coach turnlock or catalog silhouette",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "listing text states IMAN split leather bag with snake skin print trim and gold hardware\/lining, inconsistent with vintage glove-tanned unlined Coach classics"
    ],
    "missing_information": [
        "photo 6: interior view, including lining, labels, and any brand or care tags",
        "photo 6: close-up of the interior back wall and pockets to confirm that no creed or serial patch is present",
        "photo 1: close-ups of zipper pulls and hardware markings, although these are unlikely to change the visible IMAN identification",
        "photo of interior lining and any interior brand \/ content tags to confirm IMAN labeling",
        "photo of bottom and corners for condition grading",
        "close-up of zipper pull brand stamp"
    ],
    "authenticity_concerns": [
        "photo 3: visible IMAN branding is inconsistent with Coach manufacture",
        "photo 1: decorative clasp and snakeskin-print fashion styling are not characteristic evidence of a vintage Coach model"
    ],
    "possible_model_reasoning": [
        "photo 3: the IMAN-marked decorative clasp and overall structured satchel silhouette support identification as an IMAN fashion handbag, not a Coach catalog model",
        "photo 1: the top zipper, framed structured body, snakeskin-print center panel, and fixed handles are inconsistent with the listed classic vintage Coach models",
        "Condition: Very Good based on the clean exterior and apparently intact handles and hardware in photos 1, 4, and 5; interior condition and odor are unknown",
        "No Coach model fits: IMAN branding on hardware (photo 3), split leather + snakeskin-print trim + framed zip-top with magnetic overlay (photos 1,5) do not match any 1970s-1990s Coach classic catalog style",
        "Era reasoning: IMAN HSN-era construction, gold-tone plated hardware, split leather and print trim indicate modern (2000s+) non-Coach manufacture",
        "Condition: seller states Excellent used condition, clean inside\/outside; photos show intact shape and clean exterior (photos 1,2,4,6) but no interior or bottom views 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": "photo 1: gold-tone decorative oval clasp with IMAN branding, gold-tone rings, zipper hardware, and small feet; no Coach engraving visible",
        "leather_description": "photo 1: smooth dark brown leather or leather-like body with contrasting snakeskin-print panels and trim; seller states split leather",
        "lining_description": "not_visible",
        "strap_construction": "photos 1 and 5: two fixed rounded shoulder handles attached with stitched leather tabs and gold-tone rings; no detachable crossbody strap visible",
        "stitching_description": "photos 1 and 5: generally even visible stitching along the handles, trim, and body panels; interior stitching not visible"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0183,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 3: a clearly visible IMAN wordmark appears on the decorative front clasp, identifying the bag as IMAN rather than Coach",
                    "photo 1: the bag is a structured leather-look handbag with handles, zipper closure, and decorative gold-tone hardware"
                ],
                "negative_evidence": [
                    "photo 1: the large oval front clasp is a decorative IMAN-branded closure, not a vintage Coach turnlock",
                    "photo 3: the clasp visibly reads IMAN; no COACH wordmark, carriage, or Coach hangtag is visible",
                    "photo 1: the central snakeskin-print panel and coordinated trim do not match classic Coach glove-tanned leather construction",
                    "photo 5: the rear view shows a fashion-brand construction with a top zipper and decorative panel, without a visible Coach creed patch",
                    "photo 6: no interior creed, serial number, or Coach identifier is shown"
                ],
                "missing_information": [
                    "photo 6: interior view, including lining, labels, and any brand or care tags",
                    "photo 6: close-up of the interior back wall and pockets to confirm that no creed or serial patch is present",
                    "photo 1: close-ups of zipper pulls and hardware markings, although these are unlikely to change the visible IMAN identification"
                ],
                "authenticity_concerns": [
                    "photo 3: visible IMAN branding is inconsistent with Coach manufacture",
                    "photo 1: decorative clasp and snakeskin-print fashion styling are not characteristic evidence of a vintage Coach model"
                ],
                "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: gold-tone decorative oval clasp with IMAN branding, gold-tone rings, zipper hardware, and small feet; no Coach engraving visible",
                    "leather_description": "photo 1: smooth dark brown leather or leather-like body with contrasting snakeskin-print panels and trim; seller states split leather",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1 and 5: two fixed rounded shoulder handles attached with stitched leather tabs and gold-tone rings; no detachable crossbody strap visible",
                    "stitching_description": "photos 1 and 5: generally even visible stitching along the handles, trim, and body panels; interior stitching not visible"
                },
                "possible_model_reasoning": [
                    "photo 3: the IMAN-marked decorative clasp and overall structured satchel silhouette support identification as an IMAN fashion handbag, not a Coach catalog model",
                    "photo 1: the top zipper, framed structured body, snakeskin-print center panel, and fixed handles are inconsistent with the listed classic vintage Coach models",
                    "Condition: Very Good based on the clean exterior and apparently intact handles and hardware in photos 1, 4, and 5; interior condition and odor are unknown"
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior brand \/ content tags to confirm IMAN labeling",
                    "photo of bottom and corners for condition grading",
                    "close-up of zipper pull brand stamp"
                ],
                "negative_evidence": [
                    "photo 3: front medallion hardware legibly reads IMAN, not COACH",
                    "photo 1,3,5,6: framed zip-top satchel with magnetic-snap overlay flap and snakeskin-print trim, no Coach turnlock or catalog silhouette",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "listing text states IMAN split leather bag with snake skin print trim and gold hardware\/lining, inconsistent with vintage glove-tanned unlined Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone hardware; large circular openwork medallion on flap reading IMAN (photo 3), gold D-rings at handle anchors, gold zipper and gold magnetic snap (photo 5); plated appearance, not vintage solid brass turnlock",
                    "leather_description": "dark brown smooth split leather body with snakeskin-print trim on center stripe, flap and top frame (photos 1,3,5,6); even sheen, not glove-tanned full-grain with natural scars\/veins",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone stitching visible on handles and handle anchors (photos 3,6); no detailed stitch close-up to assess further",
                    "strap_construction": "two short rolled top\/shoulder handles looped through D-rings at front anchors (photos 2,4,6); seller states 21 inch handle length",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: IMAN branding on hardware (photo 3), split leather + snakeskin-print trim + framed zip-top with magnetic overlay (photos 1,5) do not match any 1970s-1990s Coach classic catalog style",
                    "Era reasoning: IMAN HSN-era construction, gold-tone plated hardware, split leather and print trim indicate modern (2000s+) non-Coach manufacture",
                    "Condition: seller states Excellent used condition, clean inside\/outside; photos show intact shape and clean exterior (photos 1,2,4,6) but no interior or bottom views so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17770,
            "output_tokens": 880,
            "total_tokens": 18650,
            "estimated_cost_usd": 0.00922
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18105,
            "output_tokens": 1440,
            "total_tokens": 19545,
            "estimated_cost_usd": 0.004773
        }
    ]
}