Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.54,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.485,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.74,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with an interior compartment, slip pocket, chain strap, and snap closure.",
        "photo 2: Original Strawbridge's-branded box supports a department-store provenance rather than Coach manufacture."
    ],
    "negative_evidence": [
        "photo 1: The exterior and interior are striped fabric rather than Coach's characteristic glove-tanned leather or recognizable Coach signature canvas.",
        "photo 1: Gold-tone chain strap and magnetic snap are not the classic Coach turnlock construction.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
        "photo 1: Interior appears fabric-lined and includes a small non-Coach-looking sewn label.",
        "photo 2: The visible packaging is branded Strawbridge's, not Coach.",
        "photo 1: exterior is striped beige\/brown fabric\/coated fabric, not glove-tanned cowhide - excludes vintage Coach classics",
        "photo 1: beige fabric lining with slip pocket, not unlined suede-back glove-tanned interior",
        "photo 1: closure is round gold-tone magnetic snap, not brass turnlock with Cashin toggle geometry",
        "photo 1: gold-tone chain strap, not leather strap with brass buckle\/dogleash clips",
        "photo 1-2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2: red Strawbridge's department-store box indicates department-store brand, not Coach"
    ],
    "missing_information": [
        "Straight-on exterior front, back, sides, and bottom views.",
        "Close-up of the interior sewn label; its text is not legible in the provided photo.",
        "Close-up of any hardware markings and the chain attachment points.",
        "Seller-stated dimensions, materials, and approximate purchase date.",
        "photo 1: only interior\/top view shown, no exterior front\/back\/bottom\/side views to assess shape and material",
        "photo 1: no creed patch, Coach wordmark, or hangtag visible - request emptied interior back wall and pockets",
        "photo 1: turnlock\/hardware close-up not shown - only magnetic snap and chain visible",
        "photo 2: only department-store box shown, no bag exterior for scale or construction"
    ],
    "authenticity_concerns": [
        "The visible construction and Strawbridge's branding are inconsistent with a vintage Coach classic handbag.",
        "No Coach identifier is visible; this appears to be a generic or department-store Strawbridge's handbag rather than a Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is suggested because the visible striped fabric, chain strap, magnetic snap, and Strawbridge's packaging do not match the listed vintage Coach catalog silhouettes.",
        "Condition appears Good to Very Good from the limited photos: fabric and lining are visible with no major tears apparent, but the exterior, bottom, corners, and odor are unassessed.",
        "The Strawbridge's box suggests an older department-store accessory, but the exact production era cannot be established from the photos.",
        "photo 1 striped fabric body + magnetic snap + chain strap + fabric lining does not match any Coach catalog style in 4.2\/4.3; vintage Coach classics are unlined glove-tanned leather with solid brass turnlock",
        "no hard identifiers (creed, serial, wordmark, hangtag, Talon\/YKK, brass hardware) visible to support Coach manufacture",
        "seller text states Strawbridge's striped fabric bag with chain and magnetic snap, consistent with photos; no Coach cues in text",
        "Condition: Good to Very Good based on limited view - interior looks clean (photo 1) but exterior, corners, bottom, and strap wear unknown due to missing views, so grade capped"
    ],
    "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: Gold-tone chain strap and round gold-tone magnetic snap; no Coach engraving is visible.",
        "leather_description": "photo 1: Striped fabric exterior with textile-covered or fabric-trimmed edges; leather is not visible.",
        "lining_description": "photo 1: Beige fabric or synthetic lining with an interior slip pocket; exact material is not visible.",
        "strap_construction": "photo 1: Long gold-tone chain strap appears threaded through or attached to the bag at the sides.",
        "stitching_description": "photo 1: Visible perimeter stitching and fabric piping appear generally even, though details are limited by the close interior angle."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0111,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with an interior compartment, slip pocket, chain strap, and snap closure.",
                    "photo 2: Original Strawbridge's-branded box supports a department-store provenance rather than Coach manufacture."
                ],
                "negative_evidence": [
                    "photo 1: The exterior and interior are striped fabric rather than Coach's characteristic glove-tanned leather or recognizable Coach signature canvas.",
                    "photo 1: Gold-tone chain strap and magnetic snap are not the classic Coach turnlock construction.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or Coach hangtag.",
                    "photo 1: Interior appears fabric-lined and includes a small non-Coach-looking sewn label.",
                    "photo 2: The visible packaging is branded Strawbridge's, not Coach."
                ],
                "missing_information": [
                    "Straight-on exterior front, back, sides, and bottom views.",
                    "Close-up of the interior sewn label; its text is not legible in the provided photo.",
                    "Close-up of any hardware markings and the chain attachment points.",
                    "Seller-stated dimensions, materials, and approximate purchase date."
                ],
                "authenticity_concerns": [
                    "The visible construction and Strawbridge's branding are inconsistent with a vintage Coach classic handbag.",
                    "No Coach identifier is visible; this appears to be a generic or department-store Strawbridge's handbag rather than a Coach bag."
                ],
                "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: Gold-tone chain strap and round gold-tone magnetic snap; no Coach engraving is visible.",
                    "leather_description": "photo 1: Striped fabric exterior with textile-covered or fabric-trimmed edges; leather is not visible.",
                    "lining_description": "photo 1: Beige fabric or synthetic lining with an interior slip pocket; exact material is not visible.",
                    "strap_construction": "photo 1: Long gold-tone chain strap appears threaded through or attached to the bag at the sides.",
                    "stitching_description": "photo 1: Visible perimeter stitching and fabric piping appear generally even, though details are limited by the close interior angle."
                },
                "possible_model_reasoning": [
                    "No Coach model is suggested because the visible striped fabric, chain strap, magnetic snap, and Strawbridge's packaging do not match the listed vintage Coach catalog silhouettes.",
                    "Condition appears Good to Very Good from the limited photos: fabric and lining are visible with no major tears apparent, but the exterior, bottom, corners, and odor are unassessed.",
                    "The Strawbridge's box suggests an older department-store accessory, but the exact production era cannot be established from the photos."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1: only interior\/top view shown, no exterior front\/back\/bottom\/side views to assess shape and material",
                    "photo 1: no creed patch, Coach wordmark, or hangtag visible - request emptied interior back wall and pockets",
                    "photo 1: turnlock\/hardware close-up not shown - only magnetic snap and chain visible",
                    "photo 2: only department-store box shown, no bag exterior for scale or construction"
                ],
                "negative_evidence": [
                    "photo 1: exterior is striped beige\/brown fabric\/coated fabric, not glove-tanned cowhide - excludes vintage Coach classics",
                    "photo 1: beige fabric lining with slip pocket, not unlined suede-back glove-tanned interior",
                    "photo 1: closure is round gold-tone magnetic snap, not brass turnlock with Cashin toggle geometry",
                    "photo 1: gold-tone chain strap, not leather strap with brass buckle\/dogleash clips",
                    "photo 1-2: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2: red Strawbridge's department-store box indicates department-store brand, not Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: gold-tone round magnetic snap on flap and thin gold-tone chain strap piled in interior; no solid brass turnlock, buckle, or dogleash seen",
                    "leather_description": "photo 1: no leather visible; exterior appears striped fabric\/coated fabric in beige\/brown tones, inconsistent with glove-tanned cowhide",
                    "lining_description": "photo 1: beige\/tan fabric lining with interior slip pocket; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: light-colored edge stitching along flap edge visible but poor focus\/glare; detail not_visible for assessment",
                    "strap_construction": "photo 1: thin gold-tone chain strap, coiled in bag; no leather shoulder strap, buckle holes, or clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 striped fabric body + magnetic snap + chain strap + fabric lining does not match any Coach catalog style in 4.2\/4.3; vintage Coach classics are unlined glove-tanned leather with solid brass turnlock",
                    "no hard identifiers (creed, serial, wordmark, hangtag, Talon\/YKK, brass hardware) visible to support Coach manufacture",
                    "seller text states Strawbridge's striped fabric bag with chain and magnetic snap, consistent with photos; no Coach cues in text",
                    "Condition: Good to Very Good based on limited view - interior looks clean (photo 1) but exterior, corners, bottom, and strap wear unknown due to missing views, so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16145,
            "output_tokens": 836,
            "total_tokens": 16981,
            "estimated_cost_usd": 0.008464
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16520,
            "output_tokens": 1421,
            "total_tokens": 17941,
            "estimated_cost_usd": 0.004441
        }
    ]
}