Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.82,
    "seller_misidentification_probability": 0.015,
    "confidence": 0.935,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: both bags visibly display the brand name \"Alyssa\" rather than COACH.",
        "photo 3: the printed map-themed textile\/PVC panels and glossy textured trim are modern fashion-bag construction, not vintage Coach glove-tanned leather.",
        "photo 1: a retail tag visibly states \"Made in China\"; the bags have no visible Coach wordmark, horse-and-carriage, creed, or Coach hangtag.",
        "photo 4: the decorative printed panels and construction do not match a documented Coach signature-canvas pattern or classic Coach silhouette.",
        "photo 4: front panel clearly printed 'Alyssa LOS ANGELES' - different brand, not COACH",
        "photo 5: front panel clearly printed 'Alyssa LOS ANGELES' with map print",
        "photo 1, photo 2, photo 6: white retail tags read 'Made in China' with STYLE NO \/ COLOR \/ PRICE",
        "photo 1-6: coated map-print panels with faux-grained trim - not glove-tanned cowhide, not unlined suede interior",
        "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather creed patch, no leather hangtag visible",
        "photo 1-6: no turnlock closure; top-handle tote silhouette with riveted handle tabs matches no vintage Coach catalog style",
        "photo 1-6: new with tissue on handles and tags attached - mass-produced contemporary lot of 2"
    ],
    "missing_information": [
        "photo 1-6: interiors, zipper pulls, and any interior labels are not shown clearly; these are unnecessary for the apparent Alyssa identification but would be needed for a complete brand review.",
        "photo 1-6: seller-provided dimensions and material composition are absent.",
        "photo 1-6: no interior \/ lining views shown",
        "photo 1-6: no creed patch shown - interior not emptied",
        "photo 1-6: no hardware close-up of zipper brand or back plate"
    ],
    "authenticity_concerns": [
        "photo 1: the bags are branded Alyssa, so they appear to be non-Coach items rather than misidentified Coach bags.",
        "photo 1 and photo 6: the prominent map print and retail-style Made in China tags are inconsistent with vintage Coach construction and dating."
    ],
    "possible_model_reasoning": [
        "photo 1, 3, and 4: the centered \"Alyssa LOS ANGELES\" branding identifies the apparent maker; the bags do not resemble a specific Coach model.",
        "photo 1 and photo 6: the printed map design, modern retail tags, and Made in China marking support a modern non-Coach classification.",
        "photo 1-6: condition appears New\/unused or near-new because tissue remains on the handles and retail tags are attached, although interiors and odor cannot be assessed.",
        "Lot of 2 identical tote silhouettes in black trim and brown trim with 'Alyssa LOS ANGELES' map print (photo 4, photo 5) - identified as contemporary Alyssa brand, not a Coach catalog style",
        "No Coach identifiers in any photo: no creed, no No. serial, no COACH wordmark, no turnlock with Coach geometry, no bead-chain leather hangtag",
        "Construction - printed coated panels, silver rivets, retail Made in China tags - inconsistent with 1970s-1990s unlined glove-tanned solid-brass Coach classics",
        "Condition: New with tags; tissue wrapping on handles (photo 1-6), tags attached (photo 1, photo 2, photo 6), 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 1-6: small silver-tone rivets, rings, and buckles are visible; no Coach-marked hardware or vintage solid-brass turnlock is visible. White paper retail tags are present but are not Coach hangtags.",
        "leather_description": "photo 1-6: glossy textured brown and black trim appears synthetic or coated material rather than visible glove-tanned cowhide; composition cannot be confirmed from photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-6: fixed double handles with stitched and riveted attachments; no detachable vintage Coach strap construction is visible.",
        "stitching_description": "photo 1-6: visible machine stitching appears generally even on the exterior; interior and stress-point stitching are not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.94,
                "seller_misidentification_probability": 0.01,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: both bags visibly display the brand name \"Alyssa\" rather than COACH.",
                    "photo 3: the printed map-themed textile\/PVC panels and glossy textured trim are modern fashion-bag construction, not vintage Coach glove-tanned leather.",
                    "photo 1: a retail tag visibly states \"Made in China\"; the bags have no visible Coach wordmark, horse-and-carriage, creed, or Coach hangtag.",
                    "photo 4: the decorative printed panels and construction do not match a documented Coach signature-canvas pattern or classic Coach silhouette."
                ],
                "missing_information": [
                    "photo 1-6: interiors, zipper pulls, and any interior labels are not shown clearly; these are unnecessary for the apparent Alyssa identification but would be needed for a complete brand review.",
                    "photo 1-6: seller-provided dimensions and material composition are absent."
                ],
                "authenticity_concerns": [
                    "photo 1: the bags are branded Alyssa, so they appear to be non-Coach items rather than misidentified Coach bags.",
                    "photo 1 and photo 6: the prominent map print and retail-style Made in China tags are inconsistent with vintage Coach construction and dating."
                ],
                "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 1-6: small silver-tone rivets, rings, and buckles are visible; no Coach-marked hardware or vintage solid-brass turnlock is visible. White paper retail tags are present but are not Coach hangtags.",
                    "leather_description": "photo 1-6: glossy textured brown and black trim appears synthetic or coated material rather than visible glove-tanned cowhide; composition cannot be confirmed from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-6: fixed double handles with stitched and riveted attachments; no detachable vintage Coach strap construction is visible.",
                    "stitching_description": "photo 1-6: visible machine stitching appears generally even on the exterior; interior and stress-point stitching are not shown."
                },
                "possible_model_reasoning": [
                    "photo 1, 3, and 4: the centered \"Alyssa LOS ANGELES\" branding identifies the apparent maker; the bags do not resemble a specific Coach model.",
                    "photo 1 and photo 6: the printed map design, modern retail tags, and Made in China marking support a modern non-Coach classification.",
                    "photo 1-6: condition appears New\/unused or near-new because tissue remains on the handles and retail tags are attached, although interiors and odor cannot be assessed."
                ],
                "confidence": 0.95,
                "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": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: no interior \/ lining views shown",
                    "photo 1-6: no creed patch shown - interior not emptied",
                    "photo 1-6: no hardware close-up of zipper brand or back plate"
                ],
                "negative_evidence": [
                    "photo 4: front panel clearly printed 'Alyssa LOS ANGELES' - different brand, not COACH",
                    "photo 5: front panel clearly printed 'Alyssa LOS ANGELES' with map print",
                    "photo 1, photo 2, photo 6: white retail tags read 'Made in China' with STYLE NO \/ COLOR \/ PRICE",
                    "photo 1-6: coated map-print panels with faux-grained trim - not glove-tanned cowhide, not unlined suede interior",
                    "photo 1-6: no COACH wordmark, no horse-and-carriage, no leather creed patch, no leather hangtag visible",
                    "photo 1-6: no turnlock closure; top-handle tote silhouette with riveted handle tabs matches no vintage Coach catalog style",
                    "photo 1-6: new with tissue on handles and tags attached - mass-produced contemporary lot of 2"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rivets at handle tabs visible photo 4, photo 5; no brass turnlock, no brass buckles, no zipper brand visible",
                    "leather_description": "photo 1-6: printed coated map-pattern panels with pebbled faux-leather trim in black and brown; shiny coated appearance, not matte glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 6: straight edge stitching on bottom trim; no detailed stitch close-up sufficient for era assessment",
                    "strap_construction": "photo 1-6: two fixed rolled top handles riveted to body via leather tabs; no buckle adjustment, no dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot of 2 identical tote silhouettes in black trim and brown trim with 'Alyssa LOS ANGELES' map print (photo 4, photo 5) - identified as contemporary Alyssa brand, not a Coach catalog style",
                    "No Coach identifiers in any photo: no creed, no No. serial, no COACH wordmark, no turnlock with Coach geometry, no bead-chain leather hangtag",
                    "Construction - printed coated panels, silver rivets, retail Made in China tags - inconsistent with 1970s-1990s unlined glove-tanned solid-brass Coach classics",
                    "Condition: New with tags; tissue wrapping on handles (photo 1-6), tags attached (photo 1, photo 2, photo 6), no wear visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 749,
            "total_tokens": 28681,
            "estimated_cost_usd": 0.01297
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29165,
            "output_tokens": 1245,
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            "estimated_cost_usd": 0.006829
        }
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}