Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.68,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.765,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a large structured tote handbag with shoulder straps.",
        "photo 1: Seller states genuine leather and Made in Cambodia, which could fit some modern Coach production but is not brand evidence."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage logo, creed patch, hangtag, or Coach-specific hardware.",
        "photo 1: Minimalist tote silhouette and central tie detail do not closely match the listed vintage Coach classic models.",
        "photos 2-5: Close-ups show generic construction and edge finishing rather than a recognizable Coach identifier.",
        "photo 5: Exposed dark fibrous edge material and surface finish are more consistent with a generic modern leather or leather-coated construction than vintage glove-tanned Coach leather.",
        "photo 1: Hardware is absent from the visible exterior; vintage Coach classics typically show distinctive brass hardware or a recognizable closure.",
        "photo 1: no turnlock, no brass hardware, no hangtag, no wordmark visible",
        "photo 1-2: minimalist side-cinch tote silhouette with thin tie closures, not a Coach catalog classic shape",
        "photo 3-4: thin coated\/split leather with fibrous grey edge and raw suede-like back, not vintage glove-tanned full-grain",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere"
    ],
    "missing_information": [
        "photo 1: Interior is not shown; request a fully opened interior, pockets, labels, and any fabric tags.",
        "photo 1: Request close-up photographs of every interior seam and label for a brand mark or style code.",
        "photo 1: Bottom, back, and side views are incomplete.",
        "photo 1: Seller-stated Made in Cambodia is not visible on a tag in the photos.",
        "photo of interior emptied showing any creed patch, fabric tags or Made-in label",
        "photo of bottom, back, sides and corners",
        "photo of any logo, wordmark or hardware engraving if present",
        "seller-stated dimensions already given as 13x13in; confirm depth and strap drop"
    ],
    "authenticity_concerns": [
        "photo 1: The bag has no visible Coach identifiers and appears to be a generic modern tote rather than a misidentified vintage Coach model.",
        "photo 5: The exposed layered\/fibrous edge construction is inconsistent with the clean, substantial construction expected of many vintage Coach glove-tanned classics, though the image alone cannot establish material composition."
    ],
    "possible_model_reasoning": [
        "No Coach model is assigned because no Coach identifier is visible and the plain tote silhouette is not sufficiently distinctive.",
        "photo 1: The seller's stated 13 x 13 inch dimensions and Cambodia origin suggest a modern tote, not a pre-2000 vintage Coach classic.",
        "photos 1-5: Condition appears approximately Very Good overall from the visible exterior, with light handling creases and no obvious major exterior damage; interior, odor, bottom, and strap stress points are unverified.",
        "No Coach identifier visible in any photo, so no Coach model fits; side-tie minimalist tote is generic fast-fashion, not a catalog Willis\/Court\/Station\/Dinky\/Stewardess\/Duffle shape",
        "Construction (thin coated leather, no brass, no creed) points to modern non-Coach per triage rule",
        "Condition: Like New to Excellent based on clean exterior in photo 1 with no corner wear shown; capped because bottom and interior not fully shown"
    ],
    "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: No exterior metal hardware or turnlock is visible; the bag uses leather straps and a central leather tie.",
        "leather_description": "photos 1-5: Light cream, smooth and somewhat coated-looking leather or leather-like material; exact material cannot be confirmed from photos.",
        "lining_description": "photo 2: appears unlined, same beige material as exterior; no pockets or tags visible",
        "strap_construction": "photos 1-2: Two wide, fixed shoulder straps with stitched rounded ends; central adjustable leather tie\/detail.",
        "stitching_description": "photos 1-5: Visible tonal machine stitching is generally straight, with some unevenness and exposed layered edges at close-up."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.76,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a large structured tote handbag with shoulder straps.",
                    "photo 1: Seller states genuine leather and Made in Cambodia, which could fit some modern Coach production but is not brand evidence."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage logo, creed patch, hangtag, or Coach-specific hardware.",
                    "photo 1: Minimalist tote silhouette and central tie detail do not closely match the listed vintage Coach classic models.",
                    "photos 2-5: Close-ups show generic construction and edge finishing rather than a recognizable Coach identifier.",
                    "photo 5: Exposed dark fibrous edge material and surface finish are more consistent with a generic modern leather or leather-coated construction than vintage glove-tanned Coach leather.",
                    "photo 1: Hardware is absent from the visible exterior; vintage Coach classics typically show distinctive brass hardware or a recognizable closure."
                ],
                "missing_information": [
                    "photo 1: Interior is not shown; request a fully opened interior, pockets, labels, and any fabric tags.",
                    "photo 1: Request close-up photographs of every interior seam and label for a brand mark or style code.",
                    "photo 1: Bottom, back, and side views are incomplete.",
                    "photo 1: Seller-stated Made in Cambodia is not visible on a tag in the photos."
                ],
                "authenticity_concerns": [
                    "photo 1: The bag has no visible Coach identifiers and appears to be a generic modern tote rather than a misidentified vintage Coach model.",
                    "photo 5: The exposed layered\/fibrous edge construction is inconsistent with the clean, substantial construction expected of many vintage Coach glove-tanned classics, though the image alone cannot establish material composition."
                ],
                "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: No exterior metal hardware or turnlock is visible; the bag uses leather straps and a central leather tie.",
                    "leather_description": "photos 1-5: Light cream, smooth and somewhat coated-looking leather or leather-like material; exact material cannot be confirmed from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-2: Two wide, fixed shoulder straps with stitched rounded ends; central adjustable leather tie\/detail.",
                    "stitching_description": "photos 1-5: Visible tonal machine stitching is generally straight, with some unevenness and exposed layered edges at close-up."
                },
                "possible_model_reasoning": [
                    "No Coach model is assigned because no Coach identifier is visible and the plain tote silhouette is not sufficiently distinctive.",
                    "photo 1: The seller's stated 13 x 13 inch dimensions and Cambodia origin suggest a modern tote, not a pre-2000 vintage Coach classic.",
                    "photos 1-5: Condition appears approximately Very Good overall from the visible exterior, with light handling creases and no obvious major exterior damage; interior, odor, bottom, and strap stress points are unverified."
                ],
                "confidence": 0.78,
                "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": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of interior emptied showing any creed patch, fabric tags or Made-in label",
                    "photo of bottom, back, sides and corners",
                    "photo of any logo, wordmark or hardware engraving if present",
                    "seller-stated dimensions already given as 13x13in; confirm depth and strap drop"
                ],
                "negative_evidence": [
                    "photo 1: no turnlock, no brass hardware, no hangtag, no wordmark visible",
                    "photo 1-2: minimalist side-cinch tote silhouette with thin tie closures, not a Coach catalog classic shape",
                    "photo 3-4: thin coated\/split leather with fibrous grey edge and raw suede-like back, not vintage glove-tanned full-grain",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no metal hardware visible in any photo",
                    "leather_description": "photo 1-4: smooth beige thin coated leather with pebbled sheen; photo 4 edge shows fibrous split\/bonded cross-section, not thick glove-tanned",
                    "lining_description": "photo 2: appears unlined, same beige material as exterior; no pockets or tags visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-3: straight tone-matched stitching on straps and seams",
                    "strap_construction": "photo 1: two fixed flat shoulder straps sewn directly to body, plus thin side-cinch ties",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo, so no Coach model fits; side-tie minimalist tote is generic fast-fashion, not a catalog Willis\/Court\/Station\/Dinky\/Stewardess\/Duffle shape",
                    "Construction (thin coated leather, no brass, no creed) points to modern non-Coach per triage rule",
                    "Condition: Like New to Excellent based on clean exterior in photo 1 with no corner wear shown; capped because bottom and interior not fully shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24219,
            "output_tokens": 808,
            "total_tokens": 25027,
            "estimated_cost_usd": 0.011627
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25190,
            "output_tokens": 1254,
            "total_tokens": 26444,
            "estimated_cost_usd": 0.006041
        }
    ]
}