Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.875,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.89,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a tote-style handbag with shoulder handles and a detachable long strap.",
        "photo 1: The listing describes the exterior as genuine leather, although the material claim is seller-stated and unverified."
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage, or recognizable Coach branding is visible.",
        "photo 1: Hardware is bright silver-tone rather than the solid brass commonly associated with classic vintage Coach.",
        "photo 6: Interior has a dark fabric lining and multiple zippered compartments, unlike the unlined construction of many classic vintage Coach styles.",
        "photo 1: The silhouette, adjustable handle attachments, black edge coating, and decorative stitched strap appear generic and do not closely match a cataloged vintage Coach model.",
        "photo 3: No exterior hangtag, creed patch, or other Coach identifier is visible.",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1-4: silver\/gunmetal-tone hardware, not solid brass vintage Coach hardware",
        "photo 6: dark brown synthetic fabric lining with center zip divider, not unlined glove-tanned suede",
        "photo 1,3: modern soft tote silhouette with thin coated leather-look material with sheen and black painted edges",
        "photo 2,4: modern lobster-clasp detachable strap and O-ring side attachments, not Coach dogleash or brass clips"
    ],
    "missing_information": [
        "photo 6: The small interior fabric label is partially obscured and not legible; request a straight-on close-up.",
        "photo 6: Request a complete view of every interior wall and pocket to confirm no hidden creed or brand label.",
        "photo 1: Request close-ups of all hardware, zipper pulls, and any embossed marks.",
        "photo 5: Request a clearer view of the bottom and corner construction if evaluating condition.",
        "No Coach identifiers to verify; interior, exterior, sides and bottom already shown"
    ],
    "authenticity_concerns": [
        "photo 1: The construction is consistent with a modern generic leather or leather-look tote rather than a vintage Coach bag.",
        "photo 6: The fabric-lined, compartmented interior and modern zipper construction are inconsistent with many classic glove-tanned vintage Coach silhouettes.",
        "photo 1: No Coach identifier is visible, so there is no evidence supporting Coach manufacture or a transplanted Coach component."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the tote shape and modern fabric-lined compartment layout are generic, and no Coach identifier is visible.",
        "photo 1 and photo 6: The bright silver hardware, coated edges, and fabric interior suggest a modern 2000s+ construction rather than a classic 1970s\u20131990s Coach bag.",
        "Condition: Very Good to Excellent based on clean exterior and intact visible hardware; interior and all functional details are not fully assessable.",
        "No Coach model fits: no creed, no brass turnlock, fabric-lined modern tote construction inconsistent with any vintage Coach catalog style",
        "Condition: Like New \/ Mint appearance; clean exterior (photo 1,3), clean bottom with intact feet (photo 5), clean lining (photo 6), but graded as modern generic bag only"
    ],
    "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: Bright silver-tone rings, lobster-style clips, buckles, and zipper hardware; no Coach engraving is visible.",
        "leather_description": "photo 1: Brown\/cognac-colored pebbled, glossy finished material with black edge coating; genuine leather is seller-stated but cannot be confirmed from photos.",
        "lining_description": "photo 6: Dark gray fabric lining with a central zippered divider and interior zip\/slip compartments; a small white label is present but unreadable.",
        "strap_construction": "photo 1: Two adjustable top handles with buckle-style attachments plus a detachable long shoulder strap; strap edges are black-coated and the long strap has prominent decorative stitching.",
        "stitching_description": "photo 1: Generally even visible stitching, with contrasting decorative zigzag stitching on the long strap; construction appears contemporary."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0001,
    "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": 0.03,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a tote-style handbag with shoulder handles and a detachable long strap.",
                    "photo 1: The listing describes the exterior as genuine leather, although the material claim is seller-stated and unverified."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage, or recognizable Coach branding is visible.",
                    "photo 1: Hardware is bright silver-tone rather than the solid brass commonly associated with classic vintage Coach.",
                    "photo 6: Interior has a dark fabric lining and multiple zippered compartments, unlike the unlined construction of many classic vintage Coach styles.",
                    "photo 1: The silhouette, adjustable handle attachments, black edge coating, and decorative stitched strap appear generic and do not closely match a cataloged vintage Coach model.",
                    "photo 3: No exterior hangtag, creed patch, or other Coach identifier is visible."
                ],
                "missing_information": [
                    "photo 6: The small interior fabric label is partially obscured and not legible; request a straight-on close-up.",
                    "photo 6: Request a complete view of every interior wall and pocket to confirm no hidden creed or brand label.",
                    "photo 1: Request close-ups of all hardware, zipper pulls, and any embossed marks.",
                    "photo 5: Request a clearer view of the bottom and corner construction if evaluating condition."
                ],
                "authenticity_concerns": [
                    "photo 1: The construction is consistent with a modern generic leather or leather-look tote rather than a vintage Coach bag.",
                    "photo 6: The fabric-lined, compartmented interior and modern zipper construction are inconsistent with many classic glove-tanned vintage Coach silhouettes.",
                    "photo 1: No Coach identifier is visible, so there is no evidence supporting Coach manufacture or a transplanted Coach component."
                ],
                "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: Bright silver-tone rings, lobster-style clips, buckles, and zipper hardware; no Coach engraving is visible.",
                    "leather_description": "photo 1: Brown\/cognac-colored pebbled, glossy finished material with black edge coating; genuine leather is seller-stated but cannot be confirmed from photos.",
                    "lining_description": "photo 6: Dark gray fabric lining with a central zippered divider and interior zip\/slip compartments; a small white label is present but unreadable.",
                    "strap_construction": "photo 1: Two adjustable top handles with buckle-style attachments plus a detachable long shoulder strap; strap edges are black-coated and the long strap has prominent decorative stitching.",
                    "stitching_description": "photo 1: Generally even visible stitching, with contrasting decorative zigzag stitching on the long strap; construction appears contemporary."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the tote shape and modern fabric-lined compartment layout are generic, and no Coach identifier is visible.",
                    "photo 1 and photo 6: The bright silver hardware, coated edges, and fabric interior suggest a modern 2000s+ construction rather than a classic 1970s\u20131990s Coach bag.",
                    "Condition: Very Good to Excellent based on clean exterior and intact visible hardware; interior and all functional details are not fully assessable."
                ],
                "confidence": 0.9,
                "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": 0.85,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach identifiers to verify; interior, exterior, sides and bottom already shown"
                ],
                "negative_evidence": [
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1-4: silver\/gunmetal-tone hardware, not solid brass vintage Coach hardware",
                    "photo 6: dark brown synthetic fabric lining with center zip divider, not unlined glove-tanned suede",
                    "photo 1,3: modern soft tote silhouette with thin coated leather-look material with sheen and black painted edges",
                    "photo 2,4: modern lobster-clasp detachable strap and O-ring side attachments, not Coach dogleash or brass clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver\/gunmetal-tone metal: O-rings, lobster\/swivel clasps, buckles, base feet and top zipper; thin plated appearance, not solid brass",
                    "leather_description": "tan\/brown smooth material with coated sheen and creasing, black edge paint; looks like modern split or faux leather, not matte glove-tanned cowhide",
                    "lining_description": "dark brown polyester fabric lining with zippered center divider and slip pockets; white fabric content tag visible but illegible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tan contrast machine stitching along handles and edges, decorative zig-zag stitch on crossbody strap",
                    "strap_construction": "two short top handles with buckle-adjust detail plus detachable adjustable crossbody shoulder strap on swivel clasps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: no creed, no brass turnlock, fabric-lined modern tote construction inconsistent with any vintage Coach catalog style",
                    "Condition: Like New \/ Mint appearance; clean exterior (photo 1,3), clean bottom with intact feet (photo 5), clean lining (photo 6), but graded as modern generic bag only"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 29496,
            "output_tokens": 935,
            "total_tokens": 30431,
            "estimated_cost_usd": 0.014042
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 31049,
            "output_tokens": 1231,
            "total_tokens": 32280,
            "estimated_cost_usd": 0.007195
        }
    ]
}