Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.875,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly structured leather-look handbag with top handles, side gussets, and a removable shoulder strap",
        "photo 4: stitching and detachable strap hardware are visible"
    ],
    "negative_evidence": [
        "photo 2: no visible COACH wordmark, horse-and-carriage, creed patch, or leather hangtag",
        "photo 2: contemporary multi-compartment tote silhouette does not closely match a documented vintage Coach classic",
        "photo 3: dark fabric-lined, highly compartmentalized interior is unlike the unlined glove-tanned interiors of many classic vintage Coach bags",
        "photo 1: listing presentation uses 'BRAND NEW' product imagery, strongly indicating a modern mass-market item rather than vintage inventory",
        "photo 4: generic gold-tone clasp, zipper, and strap hardware provide no Coach-specific identification",
        "photo 5: product-style lifestyle image shows no brand identifiers",
        "photo 2: small structured double-handle tote with center-zip divider silhouette matches modern mass-market tote, no vintage Coach catalog silhouette",
        "photo 3: fabric-lined interior with middle zip and slip pockets, not unlined suede-back glove-tanned classic construction",
        "photo 4: gold-tone plated modern zipper and lobster-clasp strap hardware, not solid brass vintage hardware",
        "photo 1,2,4,5: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock visible on any view",
        "photo 1-5: brand-new catalog-style graphics with BRAND NEW badge and stock infographics, new-in-box unbranded modern listing context"
    ],
    "missing_information": [
        "Straight-on interior wall and pocket close-up to confirm whether any creed or fabric brand tag exists",
        "Close-ups of zipper pulls, clasp, and strap hardware for any engraved markings",
        "Country-of-manufacture or material label",
        "Actual seller photographs rather than catalog\/product-render images",
        "photo 3: interior shows fabric lining but no creed patch or fabric brand tag shown straight-on",
        "photo 4: hardware close-ups show generic zipper and clips but no maker stamps legible",
        "no bottom, back-wall, or interior pocket close-up showing any stamped leather patch"
    ],
    "authenticity_concerns": [
        "The bag appears to be a modern generic or unbranded handbag, not a vintage Coach model",
        "The brand-new product imagery and generic construction are inconsistent with a vintage Coach listing",
        "No Coach identifier is visible in any provided photo"
    ],
    "possible_model_reasoning": [
        "The tote shape, top handles, center zip divider, and detachable crossbody strap do not correspond closely enough to a specific Coach catalog model; no Coach style number is visible.",
        "Era: modern (2000s+) based on brand-new presentation, fabric-lined multi-compartment construction, and contemporary product design.",
        "Condition: New as represented in the listing photos; actual condition and materials are not independently verified.",
        "No Coach model fits: shape is modern 3-compartment tote with top handles and detachable crossbody strap, not a turnlock flap, bucket, duffle or other catalog classic",
        "No hard identifiers: no creed, no serial, no wordmark, no turnlock, blank tag fob only",
        "Era reasoning: fabric lining, plated hardware, pebbled coated leather, catalog infographics and Brand New condition indicate current mass-market production",
        "Condition: New per seller and appearance (photo 1-5), no wear visible"
    ],
    "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 2 and photo 4: gold-tone zipper, clasp, and detachable strap hardware; no visible Coach engraving; hardware geometry is generic",
        "leather_description": "photo 1 and photo 2: smooth brown leather or leather-look material with a uniform finished surface; the photos do not establish genuine cowhide",
        "lining_description": "photo 3: dark fabric lining with multiple internal compartments and zippered divider",
        "strap_construction": "photo 2 and photo 4: two fixed top handles plus a long adjustable detachable shoulder strap with metal clips",
        "stitching_description": "photo 2 and photo 4: visible contrasting light stitching appears generally even around handles, panels, and edges"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly structured leather-look handbag with top handles, side gussets, and a removable shoulder strap",
                    "photo 4: stitching and detachable strap hardware are visible"
                ],
                "negative_evidence": [
                    "photo 2: no visible COACH wordmark, horse-and-carriage, creed patch, or leather hangtag",
                    "photo 2: contemporary multi-compartment tote silhouette does not closely match a documented vintage Coach classic",
                    "photo 3: dark fabric-lined, highly compartmentalized interior is unlike the unlined glove-tanned interiors of many classic vintage Coach bags",
                    "photo 1: listing presentation uses 'BRAND NEW' product imagery, strongly indicating a modern mass-market item rather than vintage inventory",
                    "photo 4: generic gold-tone clasp, zipper, and strap hardware provide no Coach-specific identification",
                    "photo 5: product-style lifestyle image shows no brand identifiers"
                ],
                "missing_information": [
                    "Straight-on interior wall and pocket close-up to confirm whether any creed or fabric brand tag exists",
                    "Close-ups of zipper pulls, clasp, and strap hardware for any engraved markings",
                    "Country-of-manufacture or material label",
                    "Actual seller photographs rather than catalog\/product-render images"
                ],
                "authenticity_concerns": [
                    "The bag appears to be a modern generic or unbranded handbag, not a vintage Coach model",
                    "The brand-new product imagery and generic construction are inconsistent with a vintage Coach listing",
                    "No Coach identifier is visible in any provided photo"
                ],
                "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 2 and photo 4: gold-tone zipper, clasp, and detachable strap hardware; no visible Coach engraving; hardware geometry is generic",
                    "leather_description": "photo 1 and photo 2: smooth brown leather or leather-look material with a uniform finished surface; the photos do not establish genuine cowhide",
                    "lining_description": "photo 3: dark fabric lining with multiple internal compartments and zippered divider",
                    "strap_construction": "photo 2 and photo 4: two fixed top handles plus a long adjustable detachable shoulder strap with metal clips",
                    "stitching_description": "photo 2 and photo 4: visible contrasting light stitching appears generally even around handles, panels, and edges"
                },
                "possible_model_reasoning": [
                    "The tote shape, top handles, center zip divider, and detachable crossbody strap do not correspond closely enough to a specific Coach catalog model; no Coach style number is visible.",
                    "Era: modern (2000s+) based on brand-new presentation, fabric-lined multi-compartment construction, and contemporary product design.",
                    "Condition: New as represented in the listing photos; actual condition and materials are not independently verified."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 3: interior shows fabric lining but no creed patch or fabric brand tag shown straight-on",
                    "photo 4: hardware close-ups show generic zipper and clips but no maker stamps legible",
                    "no bottom, back-wall, or interior pocket close-up showing any stamped leather patch"
                ],
                "negative_evidence": [
                    "photo 2: small structured double-handle tote with center-zip divider silhouette matches modern mass-market tote, no vintage Coach catalog silhouette",
                    "photo 3: fabric-lined interior with middle zip and slip pockets, not unlined suede-back glove-tanned classic construction",
                    "photo 4: gold-tone plated modern zipper and lobster-clasp strap hardware, not solid brass vintage hardware",
                    "photo 1,2,4,5: no creed patch, no COACH wordmark, no horse-and-carriage, no turnlock visible on any view",
                    "photo 1-5: brand-new catalog-style graphics with BRAND NEW badge and stock infographics, new-in-box unbranded modern listing context"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": true,
                    "hardware_description": "gold-tone plated modern hardware; lobster-clasp detachable strap ends, side strap anchors with rivets, modern coil zipper with generic pull (photo 4); no solid brass turnlock or vintage hardware",
                    "leather_description": "tan \/ brown pebbled leather with uniform grain and contrast stitching, modern finished appearance (photo 2, photo 4); black version also shown (photo 5)",
                    "lining_description": "dark fabric lining visible in open top views (photo 3); not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching with light contrast thread on handles and edges (photo 4 close-up)",
                    "strap_construction": "short rolled top handles plus detachable adjustable crossbody shoulder strap on lobster clips (photo 4)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: shape is modern 3-compartment tote with top handles and detachable crossbody strap, not a turnlock flap, bucket, duffle or other catalog classic",
                    "No hard identifiers: no creed, no serial, no wordmark, no turnlock, blank tag fob only",
                    "Era reasoning: fabric lining, plated hardware, pebbled coated leather, catalog infographics and Brand New condition indicate current mass-market production",
                    "Condition: New per seller and appearance (photo 1-5), no wear visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17808,
            "output_tokens": 826,
            "total_tokens": 18634,
            "estimated_cost_usd": 0.009106
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18327,
            "output_tokens": 1404,
            "total_tokens": 19731,
            "estimated_cost_usd": 0.004789
        }
    ]
}