Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.425,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.62,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.72,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a small shoulder handbag with a rectangular body and long chain strap.",
        "photo 2: interior compartments, a zip pocket, and snap closures are visible."
    ],
    "negative_evidence": [
        "photo 1: the exterior is snakeskin-patterned exotic leather or imitation snakeskin, not the typical solid glove-tanned leather of classic vintage Coach.",
        "photo 1: no COACH wordmark, horse-and-carriage, leather hangtag, or other Coach identifier is visible.",
        "photo 2: no creed patch, serial\/style number, or Coach fabric tag is visible in the interior.",
        "photo 2: the dark lining and small plated-looking hardware do not provide distinctive vintage Coach evidence.",
        "listing description: seller identifies the material as snakeskin and mentions peeling scales; this is not evidence of Coach manufacture.",
        "photo 1: body is snakeskin \/ exotic-pattern with brown leather trim, not vintage Coach glove-tanned cowhide",
        "photo 1: thin metal chain shoulder strap, not Coach classic buckle-adjustable leather strap or dogleash clips",
        "photo 2: dark fabric-lined interior with zip and slip pockets, not unlined suede-back glove-tanned classic interior",
        "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 2: snap closures visible, no turnlock with Coach geometry"
    ],
    "missing_information": [
        "photo 2: a straight-on, fully emptied interior view of every wall and pocket, including any hidden labels or fabric tags.",
        "close-up photos of all hardware, zipper pulls, snaps, and the chain attachment points.",
        "photo 1: clear views of the bottom, side seams, corners, and back.",
        "seller-stated country of manufacture, measurements including depth, and any readable brand or material label.",
        "photo of any interior leather creed patch or fabric tags straight-on in raking light (not shown)",
        "photo of hardware stamps on chain, snaps, zipper pull (not shown)",
        "photo of back, sides, bottom corners (not shown)",
        "photo of hangtag if present (not shown)",
        "seller-stated dimensions help but scale not verifiable without additional views"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible, so the bag currently appears to be a generic snakeskin shoulder bag rather than an identifiable Coach model.",
        "The peeling or lifting scales described by the seller and visible on the exterior indicate material deterioration; the photos do not establish whether the snakeskin is genuine or imitation."
    ],
    "possible_model_reasoning": [
        "The compact rectangular flap\/shoulder silhouette does not closely establish a Coach model and is common among generic evening or vintage shoulder bags.",
        "The chain strap and snakeskin exterior are inconsistent with the usual construction cues of the classic glove-tanned Coach models listed in the reference catalog.",
        "Condition appears Good rather than Very Good because exterior scale lifting\/peeling is visible or seller-described; interior and lower corners are only partially documented.",
        "10x7 inch snakeskin frame clutch\/shoulder with chain does not match any classic glove-tanned catalog style (City 9790, Willis 9927, Court 9870, Dinky 9375, etc.) in silhouette, material, or strap",
        "no creed, serial, wordmark, turnlock, or hangtag to decode; era cannot be established from Coach identifiers",
        "Condition: Good to Very Good per seller; photo 1 shows peeling\/lifting scales at front top pleating as seller notes; interior in photo 2 looks clean but only one interior view, bottom\/corners\/strap wear 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": "photo 1: long dark metal chain strap and small metal fittings are visible; photo 2: small snap closures and zipper hardware are visible, with no readable branding.",
        "leather_description": "photo 1: snakeskin-patterned exterior in brown, gray, black, and cream tones; several areas appear worn or have lifting\/peeling scales.",
        "lining_description": "photo 2: dark, likely synthetic-looking lining with multiple compartments and a zip pocket; exact fiber cannot be determined from the photos.",
        "strap_construction": "photo 1: narrow metal chain shoulder strap attached at the upper sides; no leather shoulder pad is visible.",
        "stitching_description": "photo 1: perimeter stitching is visible but too small to assess consistently; no obvious Coach-specific construction detail is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0044,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.74,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a small shoulder handbag with a rectangular body and long chain strap.",
                    "photo 2: interior compartments, a zip pocket, and snap closures are visible."
                ],
                "negative_evidence": [
                    "photo 1: the exterior is snakeskin-patterned exotic leather or imitation snakeskin, not the typical solid glove-tanned leather of classic vintage Coach.",
                    "photo 1: no COACH wordmark, horse-and-carriage, leather hangtag, or other Coach identifier is visible.",
                    "photo 2: no creed patch, serial\/style number, or Coach fabric tag is visible in the interior.",
                    "photo 2: the dark lining and small plated-looking hardware do not provide distinctive vintage Coach evidence.",
                    "listing description: seller identifies the material as snakeskin and mentions peeling scales; this is not evidence of Coach manufacture."
                ],
                "missing_information": [
                    "photo 2: a straight-on, fully emptied interior view of every wall and pocket, including any hidden labels or fabric tags.",
                    "close-up photos of all hardware, zipper pulls, snaps, and the chain attachment points.",
                    "photo 1: clear views of the bottom, side seams, corners, and back.",
                    "seller-stated country of manufacture, measurements including depth, and any readable brand or material label."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible, so the bag currently appears to be a generic snakeskin shoulder bag rather than an identifiable Coach model.",
                    "The peeling or lifting scales described by the seller and visible on the exterior indicate material deterioration; the photos do not establish whether the snakeskin is genuine or imitation."
                ],
                "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: long dark metal chain strap and small metal fittings are visible; photo 2: small snap closures and zipper hardware are visible, with no readable branding.",
                    "leather_description": "photo 1: snakeskin-patterned exterior in brown, gray, black, and cream tones; several areas appear worn or have lifting\/peeling scales.",
                    "lining_description": "photo 2: dark, likely synthetic-looking lining with multiple compartments and a zip pocket; exact fiber cannot be determined from the photos.",
                    "strap_construction": "photo 1: narrow metal chain shoulder strap attached at the upper sides; no leather shoulder pad is visible.",
                    "stitching_description": "photo 1: perimeter stitching is visible but too small to assess consistently; no obvious Coach-specific construction detail is visible."
                },
                "possible_model_reasoning": [
                    "The compact rectangular flap\/shoulder silhouette does not closely establish a Coach model and is common among generic evening or vintage shoulder bags.",
                    "The chain strap and snakeskin exterior are inconsistent with the usual construction cues of the classic glove-tanned Coach models listed in the reference catalog.",
                    "Condition appears Good rather than Very Good because exterior scale lifting\/peeling is visible or seller-described; interior and lower corners are only partially documented."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.04,
                "coach_probability": 0.03,
                "confidence": 0.62,
                "estimated_era": "unknown",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of any interior leather creed patch or fabric tags straight-on in raking light (not shown)",
                    "photo of hardware stamps on chain, snaps, zipper pull (not shown)",
                    "photo of back, sides, bottom corners (not shown)",
                    "photo of hangtag if present (not shown)",
                    "seller-stated dimensions help but scale not verifiable without additional views"
                ],
                "negative_evidence": [
                    "photo 1: body is snakeskin \/ exotic-pattern with brown leather trim, not vintage Coach glove-tanned cowhide",
                    "photo 1: thin metal chain shoulder strap, not Coach classic buckle-adjustable leather strap or dogleash clips",
                    "photo 2: dark fabric-lined interior with zip and slip pockets, not unlined suede-back glove-tanned classic interior",
                    "photo 1, photo 2: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 2: snap closures visible, no turnlock with Coach geometry"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: thin metal chain shoulder strap, silver\/gold tone; photo 2: two round snap closures and small zipper pull, brand stamps not visible",
                    "leather_description": "photo 1: snakeskin-pattern front body with dark brown smooth leather top frame\/trim; true exotic vs embossed not determinable in photos",
                    "lining_description": "photo 2: dark fabric lining with center zip pocket and slip pocket, no creed patch visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: thin metal chain shoulder strap attached at top sides, full length and attachment detail not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "10x7 inch snakeskin frame clutch\/shoulder with chain does not match any classic glove-tanned catalog style (City 9790, Willis 9927, Court 9870, Dinky 9375, etc.) in silhouette, material, or strap",
                    "no creed, serial, wordmark, turnlock, or hangtag to decode; era cannot be established from Coach identifiers",
                    "Condition: Good to Very Good per seller; photo 1 shows peeling\/lifting scales at front top pleating as seller notes; interior in photo 2 looks clean but only one interior view, bottom\/corners\/strap wear not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15996,
            "output_tokens": 798,
            "total_tokens": 16794,
            "estimated_cost_usd": 0.008314
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16295,
            "output_tokens": 1363,
            "total_tokens": 17658,
            "estimated_cost_usd": 0.004349
        }
    ]
}