Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.485,
    "confidence": 0.855,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: blue handbag with multiple exterior zip pockets, dual handles, and gold-tone hardware is clearly visible.",
        "photo 6: interior and strap construction are shown, allowing comparison with Coach construction."
    ],
    "negative_evidence": [
        "photo 2: highly decorative multi-zip silhouette, contrast stitching, and lightweight-looking hardware do not match a recognizable vintage Coach classic.",
        "photo 4: visible interior label appears to read something other than COACH, though it is not fully legible.",
        "photo 5: fabric-lined interior is visible; no Coach creed patch or Coach wordmark is shown.",
        "photo 6: interior appears to use synthetic lining and generic compartment construction rather than the unlined suede-backed construction typical of many vintage Coach classics.",
        "photo 7: close view of the hardware and strap attachment shows generic plated hardware, with no Coach engraving or other Coach identifier.",
        "photo 1: listing uses a staged lifestyle image, while the seller identifies the brand only as Vintage.",
        "photo 2,3,4,6: bright royal-blue smooth material with sheen and white contrast stitching unlike vintage glove-tanned cowhide",
        "photo 5: brown shiny polyester fabric lining; vintage Coach classics are unlined suede-back",
        "photo 2,4,6: bright gold-tone plated buckles, D-rings and zip pulls, not solid brass vintage hardware",
        "photo 2,4: dual vertical front zip pockets and dome satchel silhouette with no Coach catalog match",
        "photo 2-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4,6: small black fast-fashion retail tag visible",
        "photo 1: lifestyle image of model with car appears staged\/stock and does not show actual bag details"
    ],
    "missing_information": [
        "Straight-on photograph of the interior back wall and every pocket, including any sewn-in brand or creed label.",
        "Clear close-up of the interior label visible in photo 4.",
        "Clear photographs of the bottom, all corners, and zipper pulls.",
        "Seller-stated dimensions and material composition.",
        "photo 5: interior wall emptied and any interior leather creed patch or fabric content tag in close-up, raking light",
        "photo 2,4,6: close-up of hardware stamps on zipper pulls, buckles and clips",
        "photo 4,6: legible text on black retail tags"
    ],
    "authenticity_concerns": [
        "No visible Coach identifier supports Coach manufacture.",
        "The generic modern multi-zip design, synthetic-looking lining, and decorative contrast stitching are inconsistent with the likely construction of a vintage Coach classic.",
        "The visible interior label appears non-Coach or unreadable; a clear close-up is needed before treating it as a definitive brand label."
    ],
    "possible_model_reasoning": [
        "No plausible Coach model match: the multi-zip, contrast-stitched satchel silhouette is a generic modern fashion-bag design rather than a recognizable City Bag, Willis, Court, Station, or other catalog classic.",
        "Condition: Good to Very Good based on visible creasing and handling wear; no bottom or complete exterior condition inspection is available. The interior and hardware appear intact in the supplied photos.",
        "No Coach identifier visible in any photo: no creed, no serial, no wordmark, no turnlock, no hangtag",
        "Construction inconsistent with vintage Coach: fabric-lined, plated hardware, contrast stitching, faux-like finish, front zip-pocket dome shape matches modern fast-fashion satchel, not 1970s-1990s catalog styles",
        "Condition: Good; surface appears intact with soft wrinkles\/slouch (photo 4) but no close bottom\/corner views, lining unknown for stains, odor unknown"
    ],
    "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 2: gold-tone buckles, rings, rivets, and zipper pulls are visible; photo 7 shows generic-looking plated hardware. The hangtag in photos 2 and 7 does not visibly read COACH.",
        "leather_description": "photo 2: smooth, glossy blue material with uniform surface and pronounced contrast stitching; it appears synthetic or heavily finished, but composition cannot be confirmed from photos.",
        "lining_description": "photo 5: brown\/tan fabric-lined interior with multiple compartments; no creed patch is visible.",
        "strap_construction": "photos 2, 5, and 6: dual rolled or padded top handles plus a detachable long strap with gold-tone clips and adjustable sections.",
        "stitching_description": "photos 2 and 3: prominent contrasting white stitching is generally even but decorative and inconsistent with the understated tone-on-tone stitching typical of vintage glove-tanned Coach classics."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0308,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.94,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: blue handbag with multiple exterior zip pockets, dual handles, and gold-tone hardware is clearly visible.",
                    "photo 6: interior and strap construction are shown, allowing comparison with Coach construction."
                ],
                "negative_evidence": [
                    "photo 2: highly decorative multi-zip silhouette, contrast stitching, and lightweight-looking hardware do not match a recognizable vintage Coach classic.",
                    "photo 4: visible interior label appears to read something other than COACH, though it is not fully legible.",
                    "photo 5: fabric-lined interior is visible; no Coach creed patch or Coach wordmark is shown.",
                    "photo 6: interior appears to use synthetic lining and generic compartment construction rather than the unlined suede-backed construction typical of many vintage Coach classics.",
                    "photo 7: close view of the hardware and strap attachment shows generic plated hardware, with no Coach engraving or other Coach identifier.",
                    "photo 1: listing uses a staged lifestyle image, while the seller identifies the brand only as Vintage."
                ],
                "missing_information": [
                    "Straight-on photograph of the interior back wall and every pocket, including any sewn-in brand or creed label.",
                    "Clear close-up of the interior label visible in photo 4.",
                    "Clear photographs of the bottom, all corners, and zipper pulls.",
                    "Seller-stated dimensions and material composition."
                ],
                "authenticity_concerns": [
                    "No visible Coach identifier supports Coach manufacture.",
                    "The generic modern multi-zip design, synthetic-looking lining, and decorative contrast stitching are inconsistent with the likely construction of a vintage Coach classic.",
                    "The visible interior label appears non-Coach or unreadable; a clear close-up is needed before treating it as a definitive brand label."
                ],
                "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": true,
                    "hardware_description": "photo 2: gold-tone buckles, rings, rivets, and zipper pulls are visible; photo 7 shows generic-looking plated hardware. The hangtag in photos 2 and 7 does not visibly read COACH.",
                    "leather_description": "photo 2: smooth, glossy blue material with uniform surface and pronounced contrast stitching; it appears synthetic or heavily finished, but composition cannot be confirmed from photos.",
                    "lining_description": "photo 5: brown\/tan fabric-lined interior with multiple compartments; no creed patch is visible.",
                    "strap_construction": "photos 2, 5, and 6: dual rolled or padded top handles plus a detachable long strap with gold-tone clips and adjustable sections.",
                    "stitching_description": "photos 2 and 3: prominent contrasting white stitching is generally even but decorative and inconsistent with the understated tone-on-tone stitching typical of vintage glove-tanned Coach classics."
                },
                "possible_model_reasoning": [
                    "No plausible Coach model match: the multi-zip, contrast-stitched satchel silhouette is a generic modern fashion-bag design rather than a recognizable City Bag, Willis, Court, Station, or other catalog classic.",
                    "Condition: Good to Very Good based on visible creasing and handling wear; no bottom or complete exterior condition inspection is available. The interior and hardware appear intact in the supplied photos."
                ],
                "confidence": 0.86,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 5: interior wall emptied and any interior leather creed patch or fabric content tag in close-up, raking light",
                    "photo 2,4,6: close-up of hardware stamps on zipper pulls, buckles and clips",
                    "photo 4,6: legible text on black retail tags"
                ],
                "negative_evidence": [
                    "photo 2,3,4,6: bright royal-blue smooth material with sheen and white contrast stitching unlike vintage glove-tanned cowhide",
                    "photo 5: brown shiny polyester fabric lining; vintage Coach classics are unlined suede-back",
                    "photo 2,4,6: bright gold-tone plated buckles, D-rings and zip pulls, not solid brass vintage hardware",
                    "photo 2,4: dual vertical front zip pockets and dome satchel silhouette with no Coach catalog match",
                    "photo 2-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4,6: small black fast-fashion retail tag visible",
                    "photo 1: lifestyle image of model with car appears staged\/stock and does not show actual bag details"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware: square buckles, D-rings, zip pulls with leather tabs and eyelet details (photo 2,4,6)",
                    "leather_description": "bright royal-blue smooth coated material with sheen and pebbled emboss, white contrast stitching; reads as faux\/PU, not glove-tanned cowhide (photo 2,3,4,6)",
                    "lining_description": "brown\/tan shiny polyester fabric lining in interior (photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white\/cream contrast stitching throughout, panel seams and handle edges (photo 2,3,4,6)",
                    "strap_construction": "dual short top handles riveted with buckle tabs plus detachable longer shoulder strap on metal clips (photo 2,5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no serial, no wordmark, no turnlock, no hangtag",
                    "Construction inconsistent with vintage Coach: fabric-lined, plated hardware, contrast stitching, faux-like finish, front zip-pocket dome shape matches modern fast-fashion satchel, not 1970s-1990s catalog styles",
                    "Condition: Good; surface appears intact with soft wrinkles\/slouch (photo 4) but no close bottom\/corner views, lining unknown for stains, odor unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18101,
            "output_tokens": 849,
            "total_tokens": 18950,
            "estimated_cost_usd": 0.009278
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18654,
            "output_tokens": 1387,
            "total_tokens": 20041,
            "estimated_cost_usd": 0.00484
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}