Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.86,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly shows a crossbody handbag with a shoulder strap and multiple exterior pockets."
    ],
    "negative_evidence": [
        "photo 1: Product graphic identifies a soft textured finish and zipper construction, with no visible Coach wordmark, horse-and-carriage, creed patch, or hangtag.",
        "photo 3: Front, back, side, and bottom views show a generic rectangular messenger silhouette rather than a clearly recognizable Coach model.",
        "Listing description: Seller states the material is faux leather PU and the bag is lightweight; this is inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 1: Zipper and magnetic-snap pocket construction is visible, but no Coach-specific branding is present.",
        "photo 2: Lifestyle image is promotional\/stock-style photography rather than an original detailed listing photograph.",
        "photo 1-3: soft textured PU faux-leather surface with uniform artificial grain, not glove-tanned cowhide",
        "photo 1-3: modern square zip-top messenger \/ crossbody with front zip pocket plus snap-tab front pocket and back slip pocket, no Coach catalog silhouette or turnlock",
        "photo 1-3: bright gold-tone zipper and small rivets, no solid-brass vintage turnlock, dogleash clips or bead-chain hangtag",
        "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "seller states Faux leather PU, lightweight, gold-plated hardware, Condition Brand new - incompatible with 1970s-1990s unlined glove-tanned solid-brass Coach construction"
    ],
    "missing_information": [
        "A genuine interior photograph, including any brand label, creed patch, and lining.",
        "Close-up photographs of all hardware, zipper pulls, strap attachments, and any labels.",
        "Original non-stock photographs showing the actual bag, including corners, seams, and material surface.",
        "Seller-stated material and construction should be verified against the actual item; current text explicitly says PU faux leather.",
        "photo of interior lining and any interior patch or label not shown",
        "creed patch close-up not shown - no stamped leather patch visible",
        "hardware brand stamps and back-plate details not shown in close-up"
    ],
    "authenticity_concerns": [
        "The stated PU\/faux-leather construction is a strong non-Coach indicator for a supposed vintage Coach bag.",
        "The generic design, magnetic front closure, and promotional presentation provide no Coach identifiers and are consistent with a modern unbranded fashion bag."
    ],
    "possible_model_reasoning": [
        "The square crossbody shape, top zipper, front zip pocket, front flap pocket, and rear zip pocket do not closely establish a specific Coach catalog model.",
        "Coach probability remains very low because the listing explicitly describes PU faux leather and no Coach identifier is visible.",
        "Era assessment: modern (2000s+), non-Coach, based on synthetic material, generic construction, and stock-style product imagery.",
        "Condition: New as seller-described, but actual condition cannot be independently verified from promotional images.",
        "No Coach model fits: square PU zip messenger with magnetic-snap front flap pocket does not match any Classic glove-tanned style (City Bag, Willis, Court, Station, etc.) in closure, material or hardware",
        "Era reasoning: faux PU, lightweight construction, gold-plated hardware and brand-new condition indicate modern fast-fashion production, not pre-2000 Coach",
        "Condition: New per seller and photos 1-3 show unmarked surface; graded as New (stock\/catalog images, not photo-observable wear)"
    ],
    "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 and photo 3: Gold-tone zipper hardware and small round snaps\/magnetic closures are visible; no Coach engraving is visible.",
        "leather_description": "photo 1 and photo 3: Brown smooth\/textured surface appears synthetic or coated; listing states faux leather PU. Natural glove-tanned leather is not supported.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1 and photo 3: Long adjustable-looking shoulder strap attached at side hardware; buckle and attachment details are not shown clearly.",
        "stitching_description": "photo 1 and photo 3: Visible perimeter stitching appears machine-stitched and generally even, but detail is insufficient for brand authentication."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "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": 0.72,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly shows a crossbody handbag with a shoulder strap and multiple exterior pockets."
                ],
                "negative_evidence": [
                    "photo 1: Product graphic identifies a soft textured finish and zipper construction, with no visible Coach wordmark, horse-and-carriage, creed patch, or hangtag.",
                    "photo 3: Front, back, side, and bottom views show a generic rectangular messenger silhouette rather than a clearly recognizable Coach model.",
                    "Listing description: Seller states the material is faux leather PU and the bag is lightweight; this is inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 1: Zipper and magnetic-snap pocket construction is visible, but no Coach-specific branding is present.",
                    "photo 2: Lifestyle image is promotional\/stock-style photography rather than an original detailed listing photograph."
                ],
                "missing_information": [
                    "A genuine interior photograph, including any brand label, creed patch, and lining.",
                    "Close-up photographs of all hardware, zipper pulls, strap attachments, and any labels.",
                    "Original non-stock photographs showing the actual bag, including corners, seams, and material surface.",
                    "Seller-stated material and construction should be verified against the actual item; current text explicitly says PU faux leather."
                ],
                "authenticity_concerns": [
                    "The stated PU\/faux-leather construction is a strong non-Coach indicator for a supposed vintage Coach bag.",
                    "The generic design, magnetic front closure, and promotional presentation provide no Coach identifiers and are consistent with a modern unbranded 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": "photo 1 and photo 3: Gold-tone zipper hardware and small round snaps\/magnetic closures are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1 and photo 3: Brown smooth\/textured surface appears synthetic or coated; listing states faux leather PU. Natural glove-tanned leather is not supported.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1 and photo 3: Long adjustable-looking shoulder strap attached at side hardware; buckle and attachment details are not shown clearly.",
                    "stitching_description": "photo 1 and photo 3: Visible perimeter stitching appears machine-stitched and generally even, but detail is insufficient for brand authentication."
                },
                "possible_model_reasoning": [
                    "The square crossbody shape, top zipper, front zip pocket, front flap pocket, and rear zip pocket do not closely establish a specific Coach catalog model.",
                    "Coach probability remains very low because the listing explicitly describes PU faux leather and no Coach identifier is visible.",
                    "Era assessment: modern (2000s+), non-Coach, based on synthetic material, generic construction, and stock-style product imagery.",
                    "Condition: New as seller-described, but actual condition cannot be independently verified from promotional images."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 5,
                "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": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior patch or label not shown",
                    "creed patch close-up not shown - no stamped leather patch visible",
                    "hardware brand stamps and back-plate details not shown in close-up"
                ],
                "negative_evidence": [
                    "photo 1-3: soft textured PU faux-leather surface with uniform artificial grain, not glove-tanned cowhide",
                    "photo 1-3: modern square zip-top messenger \/ crossbody with front zip pocket plus snap-tab front pocket and back slip pocket, no Coach catalog silhouette or turnlock",
                    "photo 1-3: bright gold-tone zipper and small rivets, no solid-brass vintage turnlock, dogleash clips or bead-chain hangtag",
                    "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "seller states Faux leather PU, lightweight, gold-plated hardware, Condition Brand new - incompatible with 1970s-1990s unlined glove-tanned solid-brass Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone zipper with tassel pull and small round rivets\/snaps on front pocket; bright plated tone, not solid vintage brass; turnlock absent",
                    "leather_description": "brown faux PU leather with soft textured finish as shown in photo 1 inset; uniform artificial grain, scratch-resistant wipe-clean finish per seller",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible topstitching around front pocket in matching thread; straight machine stitching, no detail of stress points visible",
                    "strap_construction": "wide flat adjustable crossbody strap in matching faux leather, fixed attachment with gold-tone rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: square PU zip messenger with magnetic-snap front flap pocket does not match any Classic glove-tanned style (City Bag, Willis, Court, Station, etc.) in closure, material or hardware",
                    "Era reasoning: faux PU, lightweight construction, gold-plated hardware and brand-new condition indicate modern fast-fashion production, not pre-2000 Coach",
                    "Condition: New per seller and photos 1-3 show unmarked surface; graded as New (stock\/catalog images, not photo-observable wear)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 818,
            "total_tokens": 17584,
            "estimated_cost_usd": 0.00867
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            "model_name": "meta:muse-spark-1.3-contributor",
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}