Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.065,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.72,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured leather or suede-panel shoulder\/tote handbag with a woven construction."
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 2: the front shows a generic woven geometric design rather than a recognizable Coach signature canvas or documented vintage Coach silhouette.",
        "photo 1: visible hardware appears limited to ordinary strap rings and buckles; no Coach-specific turnlock or branding is visible.",
        "photo 1, photo 2: wide-strip woven tote with alternating pebbled leather and suede squares - not a Coach catalog silhouette from classic or modern lines",
        "photo 1, photo 2: no turnlock, no brass turnlock geometry, no bead-chain hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 1: silver-tone rectangular strap rings and wide flat shoulder strap - inconsistent with vintage solid-brass Coach hardware",
        "photo 2: modern soft woven construction with top-handle cutouts - inconsistent with unlined glove-tanned vintage Coach construction"
    ],
    "missing_information": [
        "Interior and lining view.",
        "Close-up photos of all labels, stamps, hardware, and zipper pulls.",
        "Bottom, side, and strap-attachment views.",
        "Seller-stated dimensions and material confirmation.",
        "photo of interior lining and any interior leather patch or fabric tags - creed not shown",
        "close-up of hardware stamps, zipper pull brand, and strap attachments",
        "photos of bottom, back, sides and interior emptied",
        "seller-stated dimensions and material content"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible, and the woven design and construction are consistent with a generic leather handbag or lookalike rather than identifiable Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The bag is a handbag, but its woven panel tote silhouette does not provide a reliable match to a listed vintage Coach model.",
        "No creed or other Coach identifier is visible in either provided photo, so Coach attribution is unlikely.",
        "Condition appears approximately Very Good from the exterior photos: no major damage is obvious, though the interior, bottom, corners, and odor are unassessed.",
        "Woven large-check tote does not match any Coach classic style (Willis, Court, Station, Dinky, City Bag, Duffle Sac) or modern Tabby\/Rogue\/Cassie lines in silhouette, closure, or strap type",
        "No Coach hard identifiers visible in either photo: no creed patch, no serial, no wordmark, no hangtag, no turnlock",
        "Hardware tone and woven suede\/pebbled mix point to modern Bottega-style fast-fashion woven bag, not 1970s-1990s solid-brass unlined Coach",
        "Condition: Excellent to Like New based on clean exterior in photo 1 and photo 2; interior, bottom corners and strap wear not shown 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: ordinary metal strap hardware and buckles are visible; finish and markings are not sufficiently clear to identify a brand.",
        "leather_description": "photos 1-2: warm tan\/orange leather- or suede-like woven panels are visible; exact material is not confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: long shoulder strap with adjustable buckle hardware and short top handles are visible.",
        "stitching_description": "photos 1-2: visible seams appear generally even, but close-up stitching quality is not available."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured leather or suede-panel shoulder\/tote handbag with a woven construction."
                ],
                "negative_evidence": [
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 2: the front shows a generic woven geometric design rather than a recognizable Coach signature canvas or documented vintage Coach silhouette.",
                    "photo 1: visible hardware appears limited to ordinary strap rings and buckles; no Coach-specific turnlock or branding is visible."
                ],
                "missing_information": [
                    "Interior and lining view.",
                    "Close-up photos of all labels, stamps, hardware, and zipper pulls.",
                    "Bottom, side, and strap-attachment views.",
                    "Seller-stated dimensions and material confirmation."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible, and the woven design and construction are consistent with a generic leather handbag or lookalike rather than identifiable Coach manufacture."
                ],
                "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: ordinary metal strap hardware and buckles are visible; finish and markings are not sufficiently clear to identify a brand.",
                    "leather_description": "photos 1-2: warm tan\/orange leather- or suede-like woven panels are visible; exact material is not confirmed.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: long shoulder strap with adjustable buckle hardware and short top handles are visible.",
                    "stitching_description": "photos 1-2: visible seams appear generally even, but close-up stitching quality is not available."
                },
                "possible_model_reasoning": [
                    "The bag is a handbag, but its woven panel tote silhouette does not provide a reliable match to a listed vintage Coach model.",
                    "No creed or other Coach identifier is visible in either provided photo, so Coach attribution is unlikely.",
                    "Condition appears approximately Very Good from the exterior photos: no major damage is obvious, though the interior, bottom, corners, and odor are unassessed."
                ],
                "confidence": 0.74,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior lining and any interior leather patch or fabric tags - creed not shown",
                    "close-up of hardware stamps, zipper pull brand, and strap attachments",
                    "photos of bottom, back, sides and interior emptied",
                    "seller-stated dimensions and material content"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: wide-strip woven tote with alternating pebbled leather and suede squares - not a Coach catalog silhouette from classic or modern lines",
                    "photo 1, photo 2: no turnlock, no brass turnlock geometry, no bead-chain hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 1: silver-tone rectangular strap rings and wide flat shoulder strap - inconsistent with vintage solid-brass Coach hardware",
                    "photo 2: modern soft woven construction with top-handle cutouts - inconsistent with unlined glove-tanned vintage Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rectangular rings at shoulder strap attachment visible in photo 1; no turnlock, no brass hardware, no engravings visible",
                    "leather_description": "tan \/ cognac woven strips alternating pebbled grain and suede-like finish visible in photo 1 and photo 2; modern finished leather, not vintage glove-tanned patina",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - weave seams visible but stitch detail not legible in photos",
                    "strap_construction": "wide flat adjustable-appearing shoulder strap plus integrated short top handles \/ cutout handles visible in photo 1 and photo 2; attachment details not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Woven large-check tote does not match any Coach classic style (Willis, Court, Station, Dinky, City Bag, Duffle Sac) or modern Tabby\/Rogue\/Cassie lines in silhouette, closure, or strap type",
                    "No Coach hard identifiers visible in either photo: no creed patch, no serial, no wordmark, no hangtag, no turnlock",
                    "Hardware tone and woven suede\/pebbled mix point to modern Bottega-style fast-fashion woven bag, not 1970s-1990s solid-brass unlined Coach",
                    "Condition: Excellent to Like New based on clean exterior in photo 1 and photo 2; interior, bottom corners and strap wear not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16080,
            "output_tokens": 642,
            "total_tokens": 16722,
            "estimated_cost_usd": 0.007973
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16450,
            "output_tokens": 1398,
            "total_tokens": 17848,
            "estimated_cost_usd": 0.004408
        }
    ]
}