Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.64,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.765,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The listing clearly shows multiple handbag-style items, including shoulder bags and crossbody bags.",
        "photo 1: One small dark tag appears to read something other than COACH, but the text is not sufficiently legible to identify a Coach mark."
    ],
    "negative_evidence": [
        "photo 1: The visible bags are predominantly nylon, satin-like textile, quilted synthetic-looking material, or heavily textured modern material rather than vintage glove-tanned leather.",
        "photo 2: The black quilted bag has bright silver-tone chain hardware and synthetic-looking quilted construction, not the solid-brass hardware and leather construction typical of vintage Coach classics.",
        "photo 4: The black bag has a visible front plaque that appears to read 'OUTLET' rather than COACH.",
        "photo 1: No legible COACH wordmark, horse-and-carriage mark, leather hangtag, creed patch, or serial\/style number is visible on any item.",
        "photo 3: The beige crossbody has multiple zippers and a modern synthetic\/textured appearance with no visible Coach identifier.",
        "photo 1: The lot includes decorative\/sequined and textile bags that do not resemble the classic vintage Coach handbag population.",
        "photo 1: two nylon fabric crossbodies (purple and pink) with silver-tone zippers and logo plates - nylon is coach_probability <=0.05 material",
        "photo 1: white pebbled-finish hobo with brown trim and fringe, sequined coin purse, embroidered tassel pouch - none show glove-tanned leather, brass turnlock, or creed patch",
        "photo 2, photo 3: black quilted faux-leather tote with chain-trim straps and silver-tone eyelets - quilted synthetic with hollow chain is modern fast-fashion, not vintage Coach",
        "photo 5, photo 6: black nylon hobo with faux-leather strap and exterior label reading UTILITI - branded non-Coach bag",
        "All photos: no COACH wordmark, no horse-and-carriage, no creed patch, no leather hangtag, no solid-brass turnlock visible"
    ],
    "missing_information": [
        "Interior views of each bag, especially the back wall and pockets where a creed patch or fabric tag could appear.",
        "Straight-on close-ups of every visible logo, plaque, zipper pull, and tag.",
        "Bottom, side, strap-attachment, and material-detail photos of the beige and white bags.",
        "A complete inventory identifying which bag the seller believes might be Coach.",
        "No interior, creed, or hardware close-up views for any bag in lot, but no bag shows Coach cues to warrant them",
        "No bottom, lining, or zipper-brand views shown",
        "Seller provides no dimensions, materials, or brand marks beyond what is visible"
    ],
    "authenticity_concerns": [
        "photo 2: The quilted black bag's synthetic-looking construction and silver-tone chain hardware are inconsistent with a vintage Coach leather classic.",
        "photo 4: The visible 'OUTLET' plaque is not a recognizable Coach identifier and suggests a non-Coach branded bag or another unrelated brand.",
        "photo 1: No Coach identifier is visible across a multi-bag lot; the available evidence supports ordinary modern secondhand bags rather than Coach products."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because no visible item has a Coach identifier and the apparent materials and hardware are modern\/non-Coach leaning.",
        "photo 2: The quilted chain-strap shoulder bag is a generic modern fashion style, not a recognizable Coach vintage model.",
        "Condition: approximately Good to Very Good for the visible exteriors; some bags show ordinary handling or creasing, while interiors, odors, and hidden damage are unknown.",
        "Lot contains ~6 modern mass-market bags: nylon crossbodies, quilted synthetic tote, synthetic hobo, nylon Utiliti hobo, sequin and embroidered pouches - none match Coach silhouette, closure, leather, or hardware catalog",
        "No creed, wordmark, hangtag, or brass turnlock in any photo, so no Coach model can be ranked",
        "Condition not graded as lot of non-Coach fast-fashion; overall used but intact as 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: Mixed small metal hardware is visible; photo 2: the black quilted bag uses bright silver-tone rings and chain sections. No Coach-stamped hardware is visible.",
        "leather_description": "photo 1: Most items appear textile, nylon, satin-like, or synthetic. The white\/beige bags have textured surfaces, but genuine leather cannot be established from these photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Several bags have thin adjustable textile or synthetic straps; photo 2: the quilted black bag has a long strap and chain-linked shoulder sections.",
        "stitching_description": "photo 2: Quilted stitching is visible on the black bag and appears regular; no vintage Coach-specific construction can be established."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The listing clearly shows multiple handbag-style items, including shoulder bags and crossbody bags.",
                    "photo 1: One small dark tag appears to read something other than COACH, but the text is not sufficiently legible to identify a Coach mark."
                ],
                "negative_evidence": [
                    "photo 1: The visible bags are predominantly nylon, satin-like textile, quilted synthetic-looking material, or heavily textured modern material rather than vintage glove-tanned leather.",
                    "photo 2: The black quilted bag has bright silver-tone chain hardware and synthetic-looking quilted construction, not the solid-brass hardware and leather construction typical of vintage Coach classics.",
                    "photo 4: The black bag has a visible front plaque that appears to read 'OUTLET' rather than COACH.",
                    "photo 1: No legible COACH wordmark, horse-and-carriage mark, leather hangtag, creed patch, or serial\/style number is visible on any item.",
                    "photo 3: The beige crossbody has multiple zippers and a modern synthetic\/textured appearance with no visible Coach identifier.",
                    "photo 1: The lot includes decorative\/sequined and textile bags that do not resemble the classic vintage Coach handbag population."
                ],
                "missing_information": [
                    "Interior views of each bag, especially the back wall and pockets where a creed patch or fabric tag could appear.",
                    "Straight-on close-ups of every visible logo, plaque, zipper pull, and tag.",
                    "Bottom, side, strap-attachment, and material-detail photos of the beige and white bags.",
                    "A complete inventory identifying which bag the seller believes might be Coach."
                ],
                "authenticity_concerns": [
                    "photo 2: The quilted black bag's synthetic-looking construction and silver-tone chain hardware are inconsistent with a vintage Coach leather classic.",
                    "photo 4: The visible 'OUTLET' plaque is not a recognizable Coach identifier and suggests a non-Coach branded bag or another unrelated brand.",
                    "photo 1: No Coach identifier is visible across a multi-bag lot; the available evidence supports ordinary modern secondhand bags rather than Coach products."
                ],
                "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: Mixed small metal hardware is visible; photo 2: the black quilted bag uses bright silver-tone rings and chain sections. No Coach-stamped hardware is visible.",
                    "leather_description": "photo 1: Most items appear textile, nylon, satin-like, or synthetic. The white\/beige bags have textured surfaces, but genuine leather cannot be established from these photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Several bags have thin adjustable textile or synthetic straps; photo 2: the quilted black bag has a long strap and chain-linked shoulder sections.",
                    "stitching_description": "photo 2: Quilted stitching is visible on the black bag and appears regular; no vintage Coach-specific construction can be established."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because no visible item has a Coach identifier and the apparent materials and hardware are modern\/non-Coach leaning.",
                    "photo 2: The quilted chain-strap shoulder bag is a generic modern fashion style, not a recognizable Coach vintage model.",
                    "Condition: approximately Good to Very Good for the visible exteriors; some bags show ordinary handling or creasing, while interiors, odors, and hidden damage are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 10,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No interior, creed, or hardware close-up views for any bag in lot, but no bag shows Coach cues to warrant them",
                    "No bottom, lining, or zipper-brand views shown",
                    "Seller provides no dimensions, materials, or brand marks beyond what is visible"
                ],
                "negative_evidence": [
                    "photo 1: two nylon fabric crossbodies (purple and pink) with silver-tone zippers and logo plates - nylon is coach_probability <=0.05 material",
                    "photo 1: white pebbled-finish hobo with brown trim and fringe, sequined coin purse, embroidered tassel pouch - none show glove-tanned leather, brass turnlock, or creed patch",
                    "photo 2, photo 3: black quilted faux-leather tote with chain-trim straps and silver-tone eyelets - quilted synthetic with hollow chain is modern fast-fashion, not vintage Coach",
                    "photo 5, photo 6: black nylon hobo with faux-leather strap and exterior label reading UTILITI - branded non-Coach bag",
                    "All photos: no COACH wordmark, no horse-and-carriage, no creed patch, no leather hangtag, no solid-brass turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zippers, chain trim, eyelets and rings; no solid brass turnlock visible",
                    "leather_description": "no glove-tanned leather visible; nylon fabric, quilted faux\/synthetic leather, pebbled-coated synthetic",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; quilted diamond stitching on black bag, otherwise casual sport stitching",
                    "strap_construction": "fabric crossbody straps, faux-leather shoulder straps with chain sections, thin fringe crossbody strap; no brass dogleash clips or buckle-adjustable leather Coach straps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Lot contains ~6 modern mass-market bags: nylon crossbodies, quilted synthetic tote, synthetic hobo, nylon Utiliti hobo, sequin and embroidered pouches - none match Coach silhouette, closure, leather, or hardware catalog",
                    "No creed, wordmark, hangtag, or brass turnlock in any photo, so no Coach model can be ranked",
                    "Condition not graded as lot of non-Coach fast-fashion; overall used but intact as shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 23730,
            "output_tokens": 932,
            "total_tokens": 24662,
            "estimated_cost_usd": 0.011729
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24772,
            "output_tokens": 1202,
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}