Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.795,
    "recommended_max_bid": 17.5,
    "estimated_resale_low": 22.5,
    "estimated_resale_high": 85,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: objects are handbags \/ shoulder bags \/ clutches as listed"
    ],
    "negative_evidence": [
        "photo 1: lot contains multiple handbags and clutches, but none visibly shows a Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
        "photo 1: most bags appear synthetic, textile, sequined, faux-crocodile, or heavily embellished rather than vintage glove-tanned leather.",
        "photo 2: red and snakeskin-pattern bags have fashion-look construction and plated decorative hardware, not identifiable vintage Coach construction.",
        "photo 3: pink sequined and black textured clutches are non-leather textile evening bags; no Coach identifiers are visible.",
        "photo 6: visible bags use bright fashion colors, animal prints, synthetic-looking surfaces, and modern decorative details inconsistent with classic vintage Coach.",
        "photo 1: seller describes a 14-piece Y2K\/unbranded lot, and the photos support a miscellaneous fashion-accessory lot rather than a Coach collection.",
        "photo 1: lot of ~14 Y2K-style bags in faux croc, faux snakeskin, zebra faux-fur, neon pink PU, rhinestone mesh, crochet - materials Coach never used for vintage classics",
        "photo 1,2,6: glossy embossed faux-leather finishes with high shine inconsistent with matte glove-tanned cowhide",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any bag",
        "photo 1-6: no solid brass turnlock with vintage geometry; closures are modern twist-plates, snap tabs, kisslock, zips",
        "photo 1: small monogram-print chain pouch is Gucci-like print, not Coach Signature C pairing"
    ],
    "missing_information": [
        "photo 1: individual interior views for all 14 bags are absent; inspect each for a sewn Coach creed, wordmark, or fabric tag.",
        "photo 1: close-ups of all hardware, zipper pulls, and labels are absent.",
        "photo 1: bottoms, side seams, strap attachment points, and material tags for each bag are not shown.",
        "photo 1: exact count and condition of every item are difficult to verify because several bags overlap.",
        "photo 1-6: no interior views shown so creed patch \/ lining cannot be checked on any of the 14 bags",
        "photo 1-6: no creed close-up in raking light for any bag",
        "photo 1-6: no hardware stamp \/ zipper brand close-ups",
        "photo 1-6: no back \/ bottom \/ corner close-ups for individual bags"
    ],
    "authenticity_concerns": [
        "photo 1: no Coach identifier is visible anywhere in the mixed lot, so none of the bags can be supported as Coach from these photos.",
        "photo 1: several materials and constructions appear to be synthetic or textile, which is inconsistent with the classic vintage Coach population."
    ],
    "possible_model_reasoning": [
        "photo 1: the lot is consistent with miscellaneous Y2K-era fashion handbags and evening clutches, not a specific Coach model.",
        "photo 2: the red and snakeskin-pattern bags have generic novelty-fashion silhouettes; they do not match a documented Coach classic based on visible features.",
        "photo 3: the sequined and textured clutches are non-Coach-looking evening accessories; no identifiers are visible.",
        "Condition: overall condition appears Good to Very Good from the displayed exteriors, with some scuffs, creasing, surface wear, and possible material aging; interiors and odor are unknown. Individual condition varies.",
        "No Coach model fits: silhouettes are 2000s Y2K fast-fashion mini top-handles, zebra hobo, rhinestone pouches, not catalog Willis\/Court\/Station\/Dinky shapes",
        "No creed, serial, wordmark, hangtag or glove-tanned brass construction to support any Coach identification",
        "Condition: mixed used modern synthetics, exact grade per bag not gradable from group shots"
    ],
    "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: assorted gold-tone and silver-tone plated-looking hardware, decorative clasps, chain straps, rhinestones, and zipper hardware; no Coach-specific engraving is legible.",
        "leather_description": "photo 1: surfaces appear predominantly synthetic, textile, sequined, faux-crocodile, or embossed fashion material; no clearly visible glove-tanned cowhide.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: assorted thin shoulder straps, chain straps, handles, and textile straps are visible; construction varies across the lot.",
        "stitching_description": "photo 1: machine stitching is visible on some bags, but close-up quality is insufficient for brand-specific construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: lot contains multiple handbags and clutches, but none visibly shows a Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
                    "photo 1: most bags appear synthetic, textile, sequined, faux-crocodile, or heavily embellished rather than vintage glove-tanned leather.",
                    "photo 2: red and snakeskin-pattern bags have fashion-look construction and plated decorative hardware, not identifiable vintage Coach construction.",
                    "photo 3: pink sequined and black textured clutches are non-leather textile evening bags; no Coach identifiers are visible.",
                    "photo 6: visible bags use bright fashion colors, animal prints, synthetic-looking surfaces, and modern decorative details inconsistent with classic vintage Coach.",
                    "photo 1: seller describes a 14-piece Y2K\/unbranded lot, and the photos support a miscellaneous fashion-accessory lot rather than a Coach collection."
                ],
                "missing_information": [
                    "photo 1: individual interior views for all 14 bags are absent; inspect each for a sewn Coach creed, wordmark, or fabric tag.",
                    "photo 1: close-ups of all hardware, zipper pulls, and labels are absent.",
                    "photo 1: bottoms, side seams, strap attachment points, and material tags for each bag are not shown.",
                    "photo 1: exact count and condition of every item are difficult to verify because several bags overlap."
                ],
                "authenticity_concerns": [
                    "photo 1: no Coach identifier is visible anywhere in the mixed lot, so none of the bags can be supported as Coach from these photos.",
                    "photo 1: several materials and constructions appear to be synthetic or textile, which is inconsistent with the classic vintage Coach population."
                ],
                "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: assorted gold-tone and silver-tone plated-looking hardware, decorative clasps, chain straps, rhinestones, and zipper hardware; no Coach-specific engraving is legible.",
                    "leather_description": "photo 1: surfaces appear predominantly synthetic, textile, sequined, faux-crocodile, or embossed fashion material; no clearly visible glove-tanned cowhide.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: assorted thin shoulder straps, chain straps, handles, and textile straps are visible; construction varies across the lot.",
                    "stitching_description": "photo 1: machine stitching is visible on some bags, but close-up quality is insufficient for brand-specific construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: the lot is consistent with miscellaneous Y2K-era fashion handbags and evening clutches, not a specific Coach model.",
                    "photo 2: the red and snakeskin-pattern bags have generic novelty-fashion silhouettes; they do not match a documented Coach classic based on visible features.",
                    "photo 3: the sequined and textured clutches are non-Coach-looking evening accessories; no identifiers are visible.",
                    "Condition: overall condition appears Good to Very Good from the displayed exteriors, with some scuffs, creasing, surface wear, and possible material aging; interiors and odor are unknown. Individual condition varies."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 120,
                "estimated_resale_low": 40,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: no interior views shown so creed patch \/ lining cannot be checked on any of the 14 bags",
                    "photo 1-6: no creed close-up in raking light for any bag",
                    "photo 1-6: no hardware stamp \/ zipper brand close-ups",
                    "photo 1-6: no back \/ bottom \/ corner close-ups for individual bags"
                ],
                "negative_evidence": [
                    "photo 1: lot of ~14 Y2K-style bags in faux croc, faux snakeskin, zebra faux-fur, neon pink PU, rhinestone mesh, crochet - materials Coach never used for vintage classics",
                    "photo 1,2,6: glossy embossed faux-leather finishes with high shine inconsistent with matte glove-tanned cowhide",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any bag",
                    "photo 1-6: no solid brass turnlock with vintage geometry; closures are modern twist-plates, snap tabs, kisslock, zips",
                    "photo 1: small monogram-print chain pouch is Gucci-like print, not Coach Signature C pairing"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone and silver-tone plated modern hardware; small twist-plates on red and white faux-croc bags, rhinestone handles, thin chain straps; no solid brass vintage hardware visible",
                    "leather_description": "appears to be faux \/ PU leather with embossed croc and snakeskin prints, faux-fur, mesh\/rhinestone, fabric - no glove-tanned full-grain leather visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; general machine stitching on synthetic materials",
                    "strap_construction": "thin synthetic shoulder straps, top handles, chain and rhinestone handles; no buckle-adjustable leather straps with brass slides or dogleash clips",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: objects are handbags \/ shoulder bags \/ clutches as listed"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: silhouettes are 2000s Y2K fast-fashion mini top-handles, zebra hobo, rhinestone pouches, not catalog Willis\/Court\/Station\/Dinky shapes",
                    "No creed, serial, wordmark, hangtag or glove-tanned brass construction to support any Coach identification",
                    "Condition: mixed used modern synthetics, exact grade per bag not gradable from group shots"
                ],
                "possible_models": [],
                "recommended_max_bid": 30,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33100,
            "output_tokens": 778,
            "total_tokens": 33878,
            "estimated_cost_usd": 0.015107
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35574,
            "output_tokens": 1264,
            "total_tokens": 36838,
            "estimated_cost_usd": 0.008126
        }
    ]
}