Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.89,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing shows a mixed lot of five contemporary-looking bags rather than a coherent vintage Coach item.",
        "photo 1: visible materials appear synthetic\/faux leather, textile, and printed fabric; none resembles vintage glove-tanned Coach leather.",
        "photo 1: hardware is mostly lightweight plated rings, snaps, and generic zipper hardware, with no Coach-style turnlock.",
        "photo 2: floral tote has a small blank-looking rectangular plaque, but no legible COACH wordmark or horse-and-carriage.",
        "photo 3: interior view shows generic dark synthetic textile lining and no visible sewn Coach creed patch.",
        "photo 4: gray crossbody has generic construction and no visible Coach branding.",
        "photo 5: gray bag interior shows generic lining and no creed or style number.",
        "photo 6: tan crossbody has generic synthetic pebbled material and no Coach identifiers.",
        "seller title and brand identify the lot as faux leather and unbranded.",
        "photo 1: lot of 5 modern fast-fashion silhouettes with no Coach shape, no turnlock, no hangtag",
        "photo 1: seller title states Faux Leather Mix - faux\/PU material gives coach_probability <=0.05",
        "photo 2: printed floral synthetic tote with silver-tone O-rings and blank rectangular front plate, not Coach construction",
        "photo 3: black polyester fabric lining with magnetic snap and thin zip pocket, not unlined glove-tanned suede",
        "photo 4: grey pebbled faux-leather crossbody with gold-tone plated zippers and rivets, fabric-lined",
        "photo 5: grey bag interior is grey polyester lining with no leather creed patch visible",
        "photo 6: tan pebbled faux-leather zip pouch with thin plated hardware and zigzag edge stitching, not Coach"
    ],
    "missing_information": [
        "photo 1: individual interiors of the white, floral, burgundy, and tan bags are not shown.",
        "photo 1: bottoms, side seams, and close-ups of all hardware are not shown.",
        "photo 3: the interior view is not a straight-on close-up of a possible creed area, although no creed-like patch is visible.",
        "seller-stated dimensions and material composition for each bag are not provided.",
        "No creed patch visible on any bag in photos 1-6",
        "No close-up of interior brand tags or hardware engravings",
        "Bottom\/side views of individual small bags not shown"
    ],
    "authenticity_concerns": [
        "photo 1: the lot's faux-leather\/synthetic construction is inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 1: no Coach identifier is visible on any of the five bags; the blank plaque on the floral tote is not evidence of Coach manufacture.",
        "photo 3: generic synthetic lining and construction are inconsistent with the unlined interiors of many classic vintage Coach styles."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the visible silhouettes; the items are generic modern tote, shoulder, and crossbody bags.",
        "Condition appears approximately Good to Very Good from the clean studio photos, but several interiors and bottom\/corner views are unavailable.",
        "The seller's faux-leather description and the visible synthetic materials support a modern non-Coach assessment rather than a vintage Coach identification.",
        "No bag in lot matches any Coach catalog silhouette, closure, or construction - no turnlock flap, no dowel handle, no dogleash clips, no creed patch",
        "Materials are disqualifying for vintage Coach: faux leather, printed synthetic canvas, tapestry fabric, polyester linings, plated hardware per photos 1-6",
        "Seller text correctly labels as Faux Leather Mix Unbranded, consistent with photos",
        "Condition: Good to Very Good for modern used synthetics; no rehab value as non-leather"
    ],
    "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: generic gold-tone and dark-tone rings, snaps, rivets, zipper pulls, and lobster clasps; no Coach engraving visible.",
        "leather_description": "photo 1: materials appear faux leather\/synthetic or textile; no visible glove-tanned cowhide.",
        "lining_description": "photo 3 and photo 6: dark synthetic textile linings are visible in at least two bags; other linings are not visible.",
        "strap_construction": "photo 1, photo 4, and photo 6: thin synthetic shoulder and crossbody straps, some with decorative zigzag stitching; no vintage Coach strap construction identifiable.",
        "stitching_description": "photo 2 and photo 4: machine stitching appears generally even on the shown bags, but construction is generic and not diagnostic of Coach."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "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": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: listing shows a mixed lot of five contemporary-looking bags rather than a coherent vintage Coach item.",
                    "photo 1: visible materials appear synthetic\/faux leather, textile, and printed fabric; none resembles vintage glove-tanned Coach leather.",
                    "photo 1: hardware is mostly lightweight plated rings, snaps, and generic zipper hardware, with no Coach-style turnlock.",
                    "photo 2: floral tote has a small blank-looking rectangular plaque, but no legible COACH wordmark or horse-and-carriage.",
                    "photo 3: interior view shows generic dark synthetic textile lining and no visible sewn Coach creed patch.",
                    "photo 4: gray crossbody has generic construction and no visible Coach branding.",
                    "photo 5: gray bag interior shows generic lining and no creed or style number.",
                    "photo 6: tan crossbody has generic synthetic pebbled material and no Coach identifiers.",
                    "seller title and brand identify the lot as faux leather and unbranded."
                ],
                "missing_information": [
                    "photo 1: individual interiors of the white, floral, burgundy, and tan bags are not shown.",
                    "photo 1: bottoms, side seams, and close-ups of all hardware are not shown.",
                    "photo 3: the interior view is not a straight-on close-up of a possible creed area, although no creed-like patch is visible.",
                    "seller-stated dimensions and material composition for each bag are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: the lot's faux-leather\/synthetic construction is inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 1: no Coach identifier is visible on any of the five bags; the blank plaque on the floral tote is not evidence of Coach manufacture.",
                    "photo 3: generic synthetic lining and construction are inconsistent with the unlined interiors of many classic vintage Coach styles."
                ],
                "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: generic gold-tone and dark-tone rings, snaps, rivets, zipper pulls, and lobster clasps; no Coach engraving visible.",
                    "leather_description": "photo 1: materials appear faux leather\/synthetic or textile; no visible glove-tanned cowhide.",
                    "lining_description": "photo 3 and photo 6: dark synthetic textile linings are visible in at least two bags; other linings are not visible.",
                    "strap_construction": "photo 1, photo 4, and photo 6: thin synthetic shoulder and crossbody straps, some with decorative zigzag stitching; no vintage Coach strap construction identifiable.",
                    "stitching_description": "photo 2 and photo 4: machine stitching appears generally even on the shown bags, but construction is generic and not diagnostic of Coach."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the visible silhouettes; the items are generic modern tote, shoulder, and crossbody bags.",
                    "Condition appears approximately Good to Very Good from the clean studio photos, but several interiors and bottom\/corner views are unavailable.",
                    "The seller's faux-leather description and the visible synthetic materials support a modern non-Coach assessment rather than a vintage Coach identification."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch visible on any bag in photos 1-6",
                    "No close-up of interior brand tags or hardware engravings",
                    "Bottom\/side views of individual small bags not shown"
                ],
                "negative_evidence": [
                    "photo 1: lot of 5 modern fast-fashion silhouettes with no Coach shape, no turnlock, no hangtag",
                    "photo 1: seller title states Faux Leather Mix - faux\/PU material gives coach_probability <=0.05",
                    "photo 2: printed floral synthetic tote with silver-tone O-rings and blank rectangular front plate, not Coach construction",
                    "photo 3: black polyester fabric lining with magnetic snap and thin zip pocket, not unlined glove-tanned suede",
                    "photo 4: grey pebbled faux-leather crossbody with gold-tone plated zippers and rivets, fabric-lined",
                    "photo 5: grey bag interior is grey polyester lining with no leather creed patch visible",
                    "photo 6: tan pebbled faux-leather zip pouch with thin plated hardware and zigzag edge stitching, not Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "plated silver-tone O-rings and magnetic snaps on photo 2-3 tote; gold-tone zippers and rivets on photo 4 grey bag and photo 6 tan bag; thin, lightweight plated hardware, not solid brass",
                    "leather_description": "faux\/PU leather with uniform pebbled emboss and sheen on grey and tan bags (photos 4,6); printed synthetic canvas on floral tote (photo 2); tapestry-type woven fabric with nylon webbing on burgundy bag (photo 1); no glove-tanned cowhide visible",
                    "lining_description": "photo 3: black polyester fabric lining with zip pocket; photo 5: grey polyester fabric lining with zip pocket; fabric-lined, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2: contrasting white topstitching on black faux-leather handles; photo 4: even machine stitching with matching grey thread; photo 6: zigzag edge stitching on thin crossbody strap",
                    "strap_construction": "photo 2: fixed double faux-leather shoulder handles on metal O-rings; photo 4: thin detachable faux-leather crossbody\/wristlet straps on small lobster clips; photo 6: thin adjustable faux-leather crossbody strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No bag in lot matches any Coach catalog silhouette, closure, or construction - no turnlock flap, no dowel handle, no dogleash clips, no creed patch",
                    "Materials are disqualifying for vintage Coach: faux leather, printed synthetic canvas, tapestry fabric, polyester linings, plated hardware per photos 1-6",
                    "Seller text correctly labels as Faux Leather Mix Unbranded, consistent with photos",
                    "Condition: Good to Very Good for modern used synthetics; no rehab value as non-leather"
                ],
                "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": 31572,
            "output_tokens": 879,
            "total_tokens": 32451,
            "estimated_cost_usd": 0.014738
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 33573,
            "output_tokens": 1183,
            "total_tokens": 34756,
            "estimated_cost_usd": 0.007661
        }
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}