Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.06,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.81,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Structured black handbag with brass-tone circular handle rings is clearly visible.",
        "photo 2: Hardware is uniformly brass-tone, though no Coach-specific marking is visible.",
        "photo 1-6: structured leather-look handbag with brass-tone hardware in the broad population where misidentified bags hide"
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
        "photo 2: The bag has circular handle rings rather than a recognizable Coach turnlock closure.",
        "photo 1: The highly glossy, heavily embossed\/creased surface appears more consistent with coated or synthetic leather than vintage glove-tanned cowhide.",
        "photo 3: Decorative perforated trim and scalloped edging do not match a recognizable classic Coach model.",
        "photo 4: Front construction and handle attachments appear generic and fashion-oriented rather than characteristic of documented vintage Coach classics.",
        "photo 5: The listing uses a staged\/model-style image presentation, which provides no useful provenance or identification evidence.",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1-6: bowler satchel silhouette with twin rolled handles on large O-rings does not match any vintage Coach catalog style",
        "photo 1-6: decorative brogue perforations and scalloped overlay seams are not a vintage Coach classic cue",
        "photo 1-6: leather shows high-gloss coated sheen unlike matte-to-satin glove-tanned cowhide",
        "photo 1-6: no turnlock closure present"
    ],
    "missing_information": [
        "Straight-on interior photo, including the back wall and any sewn-in brand or creed patch.",
        "Close-up photographs of every zipper pull, clasp, hardware marking, and handle attachment.",
        "Bottom, side, and corner photos showing material thickness and construction.",
        "Seller-stated dimensions and a photo of any removable strap or tag.",
        "photo 1-6: no interior view shown, lining and creed patch cannot be assessed",
        "photo 1-6: no creed close-up to transcribe wording or serial",
        "photo 1-6: no hangtag, wordmark, or hardware engraving visible",
        "photo 1-6: no bottom, side, zipper-pull stamp, or scale\/dimensions shown",
        "photo 1-6: material \/ leather vs synthetic cannot be confirmed without interior and edge detail"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible despite multiple clear exterior views.",
        "The glossy material and decorative construction are inconsistent with the unlined glove-tanned leather and restrained hardware typical of many vintage Coach classics.",
        "The silhouette does not visibly correspond to a documented Coach model; it is more consistent with an unbranded lookalike fashion bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match from the visible structure. The bowler\/satchel silhouette is generic and lacks the closure, creed, strap, or pocket details needed to match a Coach catalog style.",
        "Condition: Good to Very Good based on visible surface creasing and light edge wear; interior, odor, lining, and functional hardware are not shown.",
        "No Coach model fits: bowler shape, O-ring handle mounts, brogue trim and zip-top have no counterpart in 1970s-1990s classics or modern lines; no identifier to decode",
        "Condition: appears Like New to Excellent from exterior gloss and clean edges in photos 2-6, but capped because interior, bottom, and strap wear are not shown"
    ],
    "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": "Brass-tone circular rings attach the handles; small round rivets are visible. No Coach engraving or turnlock is visible in the exterior photos.",
        "leather_description": "Black glossy, visibly creased\/embossed material; whether genuine leather or synthetic cannot be confirmed from photos, but it does not visibly resemble matte glove-tanned vintage Coach leather.",
        "lining_description": "not_visible",
        "strap_construction": "Two short rounded top handles attached with leather loops and circular rings; no removable shoulder strap is visible.",
        "stitching_description": "Visible machine stitching is generally even, with decorative perforated\/scalloped trim; close construction quality cannot be fully assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Structured black handbag with brass-tone circular handle rings is clearly visible.",
                    "photo 2: Hardware is uniformly brass-tone, though no Coach-specific marking is visible."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage, creed patch, hangtag, or other Coach identifier is visible.",
                    "photo 2: The bag has circular handle rings rather than a recognizable Coach turnlock closure.",
                    "photo 1: The highly glossy, heavily embossed\/creased surface appears more consistent with coated or synthetic leather than vintage glove-tanned cowhide.",
                    "photo 3: Decorative perforated trim and scalloped edging do not match a recognizable classic Coach model.",
                    "photo 4: Front construction and handle attachments appear generic and fashion-oriented rather than characteristic of documented vintage Coach classics.",
                    "photo 5: The listing uses a staged\/model-style image presentation, which provides no useful provenance or identification evidence."
                ],
                "missing_information": [
                    "Straight-on interior photo, including the back wall and any sewn-in brand or creed patch.",
                    "Close-up photographs of every zipper pull, clasp, hardware marking, and handle attachment.",
                    "Bottom, side, and corner photos showing material thickness and construction.",
                    "Seller-stated dimensions and a photo of any removable strap or tag."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible despite multiple clear exterior views.",
                    "The glossy material and decorative construction are inconsistent with the unlined glove-tanned leather and restrained hardware typical of many vintage Coach classics.",
                    "The silhouette does not visibly correspond to a documented Coach model; it is more consistent with an unbranded lookalike fashion bag."
                ],
                "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": "Brass-tone circular rings attach the handles; small round rivets are visible. No Coach engraving or turnlock is visible in the exterior photos.",
                    "leather_description": "Black glossy, visibly creased\/embossed material; whether genuine leather or synthetic cannot be confirmed from photos, but it does not visibly resemble matte glove-tanned vintage Coach leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "Two short rounded top handles attached with leather loops and circular rings; no removable shoulder strap is visible.",
                    "stitching_description": "Visible machine stitching is generally even, with decorative perforated\/scalloped trim; close construction quality cannot be fully assessed."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match from the visible structure. The bowler\/satchel silhouette is generic and lacks the closure, creed, strap, or pocket details needed to match a Coach catalog style.",
                    "Condition: Good to Very Good based on visible surface creasing and light edge wear; interior, odor, lining, and functional hardware are not shown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: no interior view shown, lining and creed patch cannot be assessed",
                    "photo 1-6: no creed close-up to transcribe wording or serial",
                    "photo 1-6: no hangtag, wordmark, or hardware engraving visible",
                    "photo 1-6: no bottom, side, zipper-pull stamp, or scale\/dimensions shown",
                    "photo 1-6: material \/ leather vs synthetic cannot be confirmed without interior and edge detail"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1-6: bowler satchel silhouette with twin rolled handles on large O-rings does not match any vintage Coach catalog style",
                    "photo 1-6: decorative brogue perforations and scalloped overlay seams are not a vintage Coach classic cue",
                    "photo 1-6: leather shows high-gloss coated sheen unlike matte-to-satin glove-tanned cowhide",
                    "photo 1-6: no turnlock closure present"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone O-rings attaching handles to body tabs, small rivets at handle ends; tone consistent but finish looks plated, no engraving legible",
                    "leather_description": "black smooth material with high-gloss sheen and creased grain, brogue-style perforated overlays; does not show glove-tanned matte full-grain character",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible straight stitching with perforated decorative rows on front panels; no close-up to assess evenness or thread match",
                    "strap_construction": "twin short rolled top handles looped through O-rings, riveted; no detachable shoulder strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-6: structured leather-look handbag with brass-tone hardware in the broad population where misidentified bags hide"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: bowler shape, O-ring handle mounts, brogue trim and zip-top have no counterpart in 1970s-1990s classics or modern lines; no identifier to decode",
                    "Condition: appears Like New to Excellent from exterior gloss and clean edges in photos 2-6, but capped because interior, bottom, and strap wear are not shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.08
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 764,
            "total_tokens": 28929,
            "estimated_cost_usd": 0.0131
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}