Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: exterior has smooth, uniform, likely synthetic or coated material with painted dark edge piping rather than vintage glove-tanned leather",
        "photo 1: large ornate plated clasp hardware is not a Coach turnlock and appears generic\/lookalike in design",
        "photo 2: rear exterior zipper and hardware show no legible Coach wordmark or carriage",
        "photos 3-4: interior uses a fully printed synthetic textile lining, inconsistent with classic vintage Coach construction",
        "photos 1-6: no Coach creed, serial\/style number, hangtag, or other identifiable Coach branding is visible",
        "photo 6: hardware is bright, heavily plated and decorative, unlike typical solid-brass vintage Coach hardware",
        "photo 1, photo 2, photo 5, photo 6: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
        "photo 1, photo 2, photo 6: shiny silver-tone plated buckle-plates and hardware, not vintage solid brass",
        "photo 1, photo 2, photo 5: smooth uniform coated faux-leather with dark painted edges, not glove-tanned cowhide",
        "photo 3, photo 4: brown printed polyester lining with chain\/belt print and center zip divider, not unlined suede or Coach lining",
        "photo 1, photo 5, photo 6: decorative buckle handle attachments, not Coach turnlock geometry; no turnlock present",
        "photo 2: exterior back zip pocket with unbranded silver zipper pull, not Talon\/YKK vintage Coach construction"
    ],
    "missing_information": [
        "photo 3-4: no clear view of the entire interior back wall or all pockets for a possible hidden brand label",
        "photo 1-2: no clear close-up of zipper pulls or hardware reverse sides",
        "photo 1-2: material composition and manufacturer label are not provided",
        "photo 3, photo 4: no leather creed patch visible on interior walls - confirm no stamped patch hidden in pocket",
        "photo 6: hardware brand stamps on buckles \/ zipper pulls not legible - confirm no COACH marking"
    ],
    "authenticity_concerns": [
        "photos 1-6: the bag's generic silhouette, ornate clasp, synthetic-looking construction, and printed lining strongly indicate a non-Coach lookalike rather than a Coach product",
        "photos 1-6: absence of any visible Coach identifier is concerning, although the shown photos do not prove whether a concealed label exists"
    ],
    "possible_model_reasoning": [
        "The structured satchel shape and two handles are common across many contemporary unbranded bags but do not match a specific identifiable Coach model.",
        "The decorative clasp is not the elegant oval\/rounded-rectangle vintage Coach turnlock geometry, and no Coach identifier supports a model assignment.",
        "Condition appears Very Good to Excellent from the visible exterior: light handling or storage marks and intact hardware are visible, but the interior and all corners are not fully documented.",
        "No Coach silhouette match: structured satchel with buckle-plate handle mounts and back zip pocket does not match any catalog classic (City Bag, Willis, Court, Station, etc.)",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag in 6 photos including 2 interior views",
        "Construction points to modern fast-fashion: coated faux leather, plated hardware, printed poly lining",
        "Condition: Very Good to Excellent cosmetic; clean exterior, no visible corner wear (photo 1), interior looks clean (photo 3, photo 4); hardware bright"
    ],
    "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": "Bright gold- and silver-tone plated decorative clasp\/buckle assemblies, zipper hardware, rings, and corner feet are visible; no Coach engraving is legible.",
        "leather_description": "Smooth, uniform pale material with dark edge piping; it appears synthetic or coated rather than visible full-grain glove-tanned leather.",
        "lining_description": "Brown printed textile lining with chain, strap, and decorative motifs; no creed patch or brand label is visible in the shown interior photos.",
        "strap_construction": "Removable long shoulder\/crossbody strap with small plated swivel clips; fixed rounded top handles are also visible.",
        "stitching_description": "Visible machine stitching is generally straight and even, with contrasting dark edging; no distinctive Coach construction detail is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: exterior has smooth, uniform, likely synthetic or coated material with painted dark edge piping rather than vintage glove-tanned leather",
                    "photo 1: large ornate plated clasp hardware is not a Coach turnlock and appears generic\/lookalike in design",
                    "photo 2: rear exterior zipper and hardware show no legible Coach wordmark or carriage",
                    "photos 3-4: interior uses a fully printed synthetic textile lining, inconsistent with classic vintage Coach construction",
                    "photos 1-6: no Coach creed, serial\/style number, hangtag, or other identifiable Coach branding is visible",
                    "photo 6: hardware is bright, heavily plated and decorative, unlike typical solid-brass vintage Coach hardware"
                ],
                "missing_information": [
                    "photo 3-4: no clear view of the entire interior back wall or all pockets for a possible hidden brand label",
                    "photo 1-2: no clear close-up of zipper pulls or hardware reverse sides",
                    "photo 1-2: material composition and manufacturer label are not provided"
                ],
                "authenticity_concerns": [
                    "photos 1-6: the bag's generic silhouette, ornate clasp, synthetic-looking construction, and printed lining strongly indicate a non-Coach lookalike rather than a Coach product",
                    "photos 1-6: absence of any visible Coach identifier is concerning, although the shown photos do not prove whether a concealed label exists"
                ],
                "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": "Bright gold- and silver-tone plated decorative clasp\/buckle assemblies, zipper hardware, rings, and corner feet are visible; no Coach engraving is legible.",
                    "leather_description": "Smooth, uniform pale material with dark edge piping; it appears synthetic or coated rather than visible full-grain glove-tanned leather.",
                    "lining_description": "Brown printed textile lining with chain, strap, and decorative motifs; no creed patch or brand label is visible in the shown interior photos.",
                    "strap_construction": "Removable long shoulder\/crossbody strap with small plated swivel clips; fixed rounded top handles are also visible.",
                    "stitching_description": "Visible machine stitching is generally straight and even, with contrasting dark edging; no distinctive Coach construction detail is visible."
                },
                "possible_model_reasoning": [
                    "The structured satchel shape and two handles are common across many contemporary unbranded bags but do not match a specific identifiable Coach model.",
                    "The decorative clasp is not the elegant oval\/rounded-rectangle vintage Coach turnlock geometry, and no Coach identifier supports a model assignment.",
                    "Condition appears Very Good to Excellent from the visible exterior: light handling or storage marks and intact hardware are visible, but the interior and all corners are not fully documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "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": 8,
                "image_quality_score": 0.72,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 3, photo 4: no leather creed patch visible on interior walls - confirm no stamped patch hidden in pocket",
                    "photo 6: hardware brand stamps on buckles \/ zipper pulls not legible - confirm no COACH marking"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 5, photo 6: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
                    "photo 1, photo 2, photo 6: shiny silver-tone plated buckle-plates and hardware, not vintage solid brass",
                    "photo 1, photo 2, photo 5: smooth uniform coated faux-leather with dark painted edges, not glove-tanned cowhide",
                    "photo 3, photo 4: brown printed polyester lining with chain\/belt print and center zip divider, not unlined suede or Coach lining",
                    "photo 1, photo 5, photo 6: decorative buckle handle attachments, not Coach turnlock geometry; no turnlock present",
                    "photo 2: exterior back zip pocket with unbranded silver zipper pull, not Talon\/YKK vintage Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "shiny silver-tone plated hardware: large triangular buckle-plates on handles, D-rings, swivel shoulder-strap clips, base feet, unbranded zipper pulls (photo 1, photo 2, photo 5, photo 6)",
                    "leather_description": "smooth light beige \/ greige coated material with uniform grain and dark edge paint, looks like faux \/ PU leather, not glove-tanned full-grain (photo 1, photo 2)",
                    "lining_description": "brown polyester with printed equestrian chain \/ belt \/ tassel motif, center zip compartment with gold-tone pull (photo 3, photo 4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching, tone-matched, visible perimeter and trim stitching (photo 2, photo 6)",
                    "strap_construction": "two short rolled top handles plus detachable adjustable shoulder strap on swivel lobster clips (photo 1, photo 2, photo 5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: structured satchel with buckle-plate handle mounts and back zip pocket does not match any catalog classic (City Bag, Willis, Court, Station, etc.)",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag in 6 photos including 2 interior views",
                    "Construction points to modern fast-fashion: coated faux leather, plated hardware, printed poly lining",
                    "Condition: Very Good to Excellent cosmetic; clean exterior, no visible corner wear (photo 1), interior looks clean (photo 3, photo 4); hardware bright"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 25113,
            "output_tokens": 793,
            "total_tokens": 25906,
            "estimated_cost_usd": 0.011948
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 26282,
            "output_tokens": 1599,
            "total_tokens": 27881,
            "estimated_cost_usd": 0.006536
        }
    ]
}