Vintage Coach Hunter

{
    "is_handbag_probability": 0.59,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.88,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 50,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: lot consists largely of colorful textile, synthetic-looking, woven, and novelty bags rather than vintage glove-tanned leather Coach construction",
        "photo 2: black crossbody is visibly marked STEVE MADDEN, identifying at least one item as another brand",
        "photo 2: visible bags use bright floral, heart, Hello Kitty, and geometric novelty prints, with no Coach paired-C signature pattern",
        "photo 3: multiple items show fabric or synthetic-looking bodies and lightweight\/plated-looking hardware, inconsistent with classic vintage Coach construction",
        "photo 4: Hello Kitty novelty bag and other modern novelty designs are visible; no Coach wordmark, carriage, or creed is shown",
        "photo 5: close-up of the Hello Kitty bag shows novelty branding\/design rather than a Coach identifier",
        "photo 1-4: lot of modern fast-fashion items - knit strawberry tote, colorblock knit tote, nylon heart\/floral zip pouches, straw pouch, synthetic wallets - no glove-tanned leather or brass turnlock classics",
        "photo 1,3,4: black mini bag legibly branded STEVE MADDEN, not Coach",
        "photo 1,4: pink bow bag with Hello Kitty character print, novelty synthetic construction inconsistent with Coach",
        "photo 2: black zip pouches in printed nylon\/polyester with webbing straps, faux materials per skill \u00a71",
        "photo 3: pastel and red wristlets\/wallets in smooth synthetic with contrast white stitching and silver-tone hardware, no creed patch or Coach wordmark visible"
    ],
    "missing_information": [
        "photo 1-5: no interior views of the individual bags or wallets",
        "photo 1-5: no straight-on photos of any interior creed patches, fabric tags, or style numbers",
        "photo 1-5: no separate close-ups of hardware, zipper pulls, or country-of-origin markings",
        "photo 1-5: individual item dimensions, materials, condition, and complete contents of the lot are not provided",
        "No single-bag views: all photos show overlapping lot, no front\/back\/bottom\/interior per bag",
        "No creed patch, interior lining, or hardware close-ups shown for any item",
        "No dimensions, materials, or brand labels stated except STEVE MADDEN"
    ],
    "authenticity_concerns": [
        "photo 1-5: no visible Coach identifier supports Coach manufacture for any item",
        "photo 1-5: the lot's textile, woven, novelty, and synthetic-looking construction is inconsistent with the vintage Coach population being sought"
    ],
    "possible_model_reasoning": [
        "photo 1-5: no Coach model can be matched because no Coach identifier or recognizable Coach silhouette is visible",
        "photo 2: the STEVE MADDEN wordmark identifies one black crossbody as non-Coach",
        "photo 4-5: novelty Hello Kitty design and other modern printed bags indicate a modern mixed-brand lot rather than a vintage Coach grouping",
        "photo 1-5: condition appears mostly new or lightly used from the displayed exteriors, but interiors, odors, function, and all individual items are unverified",
        "No catalog silhouette match: no Willis, Court, Station, Dinky, City Bag or other Coach shape, closure, or construction seen in any photo",
        "No hard identifiers: no creed patch, No. number, COACH wordmark, horse-and-carriage, or hangtag visible in photos 1-4",
        "Materials point away from Coach: nylon, knit, straw, printed synthetics and Steve Madden branding are modern non-Coach fast fashion",
        "Condition: seller states Most are new; photos show new-like appearance but cluttered lot prevents per-bag grading"
    ],
    "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 1-5: assorted small zippers, snaps, rings, and chain straps are visible; no Coach-stamped hardware or vintage solid-brass turnlock is visible",
        "leather_description": "photo 1-5: several items appear textile, woven, coated, or synthetic; no clearly visible glove-tanned leather Coach handbag",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-5: assorted fabric, synthetic, and chain straps are visible; no clearly visible vintage Coach strap construction",
        "stitching_description": "photo 1-5: visible stitching appears generally machine-stitched and modern; no distinctive vintage Coach construction can be established"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0248,
    "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": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: lot consists largely of colorful textile, synthetic-looking, woven, and novelty bags rather than vintage glove-tanned leather Coach construction",
                    "photo 2: black crossbody is visibly marked STEVE MADDEN, identifying at least one item as another brand",
                    "photo 2: visible bags use bright floral, heart, Hello Kitty, and geometric novelty prints, with no Coach paired-C signature pattern",
                    "photo 3: multiple items show fabric or synthetic-looking bodies and lightweight\/plated-looking hardware, inconsistent with classic vintage Coach construction",
                    "photo 4: Hello Kitty novelty bag and other modern novelty designs are visible; no Coach wordmark, carriage, or creed is shown",
                    "photo 5: close-up of the Hello Kitty bag shows novelty branding\/design rather than a Coach identifier"
                ],
                "missing_information": [
                    "photo 1-5: no interior views of the individual bags or wallets",
                    "photo 1-5: no straight-on photos of any interior creed patches, fabric tags, or style numbers",
                    "photo 1-5: no separate close-ups of hardware, zipper pulls, or country-of-origin markings",
                    "photo 1-5: individual item dimensions, materials, condition, and complete contents of the lot are not provided"
                ],
                "authenticity_concerns": [
                    "photo 1-5: no visible Coach identifier supports Coach manufacture for any item",
                    "photo 1-5: the lot's textile, woven, novelty, and synthetic-looking construction is inconsistent with the vintage Coach population being sought"
                ],
                "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 1-5: assorted small zippers, snaps, rings, and chain straps are visible; no Coach-stamped hardware or vintage solid-brass turnlock is visible",
                    "leather_description": "photo 1-5: several items appear textile, woven, coated, or synthetic; no clearly visible glove-tanned leather Coach handbag",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-5: assorted fabric, synthetic, and chain straps are visible; no clearly visible vintage Coach strap construction",
                    "stitching_description": "photo 1-5: visible stitching appears generally machine-stitched and modern; no distinctive vintage Coach construction can be established"
                },
                "possible_model_reasoning": [
                    "photo 1-5: no Coach model can be matched because no Coach identifier or recognizable Coach silhouette is visible",
                    "photo 2: the STEVE MADDEN wordmark identifies one black crossbody as non-Coach",
                    "photo 4-5: novelty Hello Kitty design and other modern printed bags indicate a modern mixed-brand lot rather than a vintage Coach grouping",
                    "photo 1-5: condition appears mostly new or lightly used from the displayed exteriors, but interiors, odors, function, and all individual items are unverified"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.2,
                "missing_information": [
                    "No single-bag views: all photos show overlapping lot, no front\/back\/bottom\/interior per bag",
                    "No creed patch, interior lining, or hardware close-ups shown for any item",
                    "No dimensions, materials, or brand labels stated except STEVE MADDEN"
                ],
                "negative_evidence": [
                    "photo 1-4: lot of modern fast-fashion items - knit strawberry tote, colorblock knit tote, nylon heart\/floral zip pouches, straw pouch, synthetic wallets - no glove-tanned leather or brass turnlock classics",
                    "photo 1,3,4: black mini bag legibly branded STEVE MADDEN, not Coach",
                    "photo 1,4: pink bow bag with Hello Kitty character print, novelty synthetic construction inconsistent with Coach",
                    "photo 2: black zip pouches in printed nylon\/polyester with webbing straps, faux materials per skill \u00a71",
                    "photo 3: pastel and red wristlets\/wallets in smooth synthetic with contrast white stitching and silver-tone hardware, no creed patch or Coach wordmark visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone chain on novelty bag, silver-tone snaps and clasps on wallets; no solid brass turnlock, dogleash clips, or COACH-stamped hardware visible",
                    "leather_description": "no glove-tanned cowhide visible; items appear nylon, knit textile, straw, and smooth synthetic faux leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast white machine stitching on green and red small goods; no tight tone-matched vintage Coach stitching observed",
                    "strap_construction": "webbing crossbody straps, thin synthetic wrist straps, gold chain; no buckle-adjustable leather strap with brass slides or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No catalog silhouette match: no Willis, Court, Station, Dinky, City Bag or other Coach shape, closure, or construction seen in any photo",
                    "No hard identifiers: no creed patch, No. number, COACH wordmark, horse-and-carriage, or hangtag visible in photos 1-4",
                    "Materials point away from Coach: nylon, knit, straw, printed synthetics and Steve Madden branding are modern non-Coach fast fashion",
                    "Condition: seller states Most are new; photos show new-like appearance but cluttered lot prevents per-bag grading"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24338,
            "output_tokens": 820,
            "total_tokens": 25158,
            "estimated_cost_usd": 0.011703
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25300,
            "output_tokens": 1200,
            "total_tokens": 26500,
            "estimated_cost_usd": 0.00602
        }
    ]
}