Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.875,
    "recommended_max_bid": 15,
    "estimated_resale_low": 15,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing shows a lot of seven handbags, not a single vintage leather Coach bag.",
        "photo 2: the floral handbag has a clearly visible ROSETTI wordmark on its front plate.",
        "photo 3: the lower floral handbag also has a clearly visible ROSETTI wordmark.",
        "photo 5: the burgundy handbag has a clearly visible ROSETTI wordmark.",
        "photos 1-5: most bags are fabric, quilted synthetic-looking material, or smooth fashion-bag material rather than vintage glove-tanned leather.",
        "photos 1-5: no recognizable Coach wordmark, horse-and-carriage mark, creed patch, or vintage Coach turnlock is visible.",
        "photos 1-5: the bags use modern-looking silver-tone zippers and hardware and contemporary floral\/fashion prints, inconsistent with classic vintage Coach construction.",
        "photo 1: lot of 7 bags are printed fabric \/ quilted synthetic crossbodies with floral and paisley prints, not glove-tanned leather",
        "photo 2: top-left bag shows ROSETTI brand plate, not COACH",
        "photo 3: bottom bag shows ROSETTI metal logo plate; bottom-center bag is floral coated fabric",
        "photo 4: red bag shows ROSETTI logo hardware; blue bag is quilted printed fabric with faux-leather trim",
        "photo 1-4: no solid brass turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible on any bag",
        "photo 1-4: zip-top closures with silver-tone zippers and fabric straps, inconsistent with vintage Coach classics"
    ],
    "missing_information": [
        "photo 1: individual interiors and sewn-in labels are not shown.",
        "photos 1-5: bottoms, side panels, zipper pulls, and complete strap attachments are not shown for every bag.",
        "photos 1-5: close-ups of any interior brand or country-of-origin tags are absent.",
        "photo 1-4: no interior views shown for any of the 7 bags, lining and creed area unknown",
        "photo 1-4: no creed patch close-up in raking light for any bag",
        "photo 1-4: no hardware back-plate, zipper-pull brand stamp, or Made-in line shown"
    ],
    "authenticity_concerns": [
        "photos 1-5: visible ROSETTI branding identifies at least three bags as another brand, not Coach.",
        "photos 1-5: the lot's textile construction, printed patterns, and modern hardware are inconsistent with the vintage Coach population.",
        "photos 1-5: no Coach identifier is visible to support a Coach attribution."
    ],
    "possible_model_reasoning": [
        "photo 1: the listing is a mixed lot of seven contemporary floral, patterned, and solid-color handbags rather than a recognizable Coach model.",
        "photos 2-5: the clearly visible ROSETTI plates and modern textile\/synthetic construction support a non-Coach classification.",
        "Condition: appears Good to Very Good from the visible exteriors, with no major damage apparent; interiors and functional condition are unknown.",
        "No Coach model fits; silhouettes are modern zip-top crossbodies and quilted Vera Bradley-type bags, not catalog classics like Willis (9927) or Court (9870)",
        "Brand identifiers observed are ROSETTI, not Coach, indicating mall\/fast-fashion origin",
        "Materials (printed fabric, quilted synthetic, faux-leather) and silver zippers point to modern (2000s+) non-Coach manufacture",
        "Condition: Good to Very Good as displayed; no close-ups to grade corners, straps or interiors"
    ],
    "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": "photos 1-5: mostly silver-tone zipper hardware and fashion-bag fittings are visible; no Coach-specific turnlock or engraved Coach hardware is visible.",
        "leather_description": "photos 1-5: several bags appear fabric or synthetic\/material-covered with faux-leather-like trim; genuine vintage glove-tanned leather is not evident.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-5: bags have sewn or attached shoulder\/crossbody straps, including wide black webbing on one bag and narrow synthetic-looking straps on others.",
        "stitching_description": "photos 1-5: visible exterior stitching appears machine-sewn and generally even; interior stitching and stress points are not shown."
    },
    "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": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: listing shows a lot of seven handbags, not a single vintage leather Coach bag.",
                    "photo 2: the floral handbag has a clearly visible ROSETTI wordmark on its front plate.",
                    "photo 3: the lower floral handbag also has a clearly visible ROSETTI wordmark.",
                    "photo 5: the burgundy handbag has a clearly visible ROSETTI wordmark.",
                    "photos 1-5: most bags are fabric, quilted synthetic-looking material, or smooth fashion-bag material rather than vintage glove-tanned leather.",
                    "photos 1-5: no recognizable Coach wordmark, horse-and-carriage mark, creed patch, or vintage Coach turnlock is visible.",
                    "photos 1-5: the bags use modern-looking silver-tone zippers and hardware and contemporary floral\/fashion prints, inconsistent with classic vintage Coach construction."
                ],
                "missing_information": [
                    "photo 1: individual interiors and sewn-in labels are not shown.",
                    "photos 1-5: bottoms, side panels, zipper pulls, and complete strap attachments are not shown for every bag.",
                    "photos 1-5: close-ups of any interior brand or country-of-origin tags are absent."
                ],
                "authenticity_concerns": [
                    "photos 1-5: visible ROSETTI branding identifies at least three bags as another brand, not Coach.",
                    "photos 1-5: the lot's textile construction, printed patterns, and modern hardware are inconsistent with the vintage Coach population.",
                    "photos 1-5: no Coach identifier is visible to support a Coach attribution."
                ],
                "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": "photos 1-5: mostly silver-tone zipper hardware and fashion-bag fittings are visible; no Coach-specific turnlock or engraved Coach hardware is visible.",
                    "leather_description": "photos 1-5: several bags appear fabric or synthetic\/material-covered with faux-leather-like trim; genuine vintage glove-tanned leather is not evident.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-5: bags have sewn or attached shoulder\/crossbody straps, including wide black webbing on one bag and narrow synthetic-looking straps on others.",
                    "stitching_description": "photos 1-5: visible exterior stitching appears machine-sewn and generally even; interior stitching and stress points are not shown."
                },
                "possible_model_reasoning": [
                    "photo 1: the listing is a mixed lot of seven contemporary floral, patterned, and solid-color handbags rather than a recognizable Coach model.",
                    "photos 2-5: the clearly visible ROSETTI plates and modern textile\/synthetic construction support a non-Coach classification.",
                    "Condition: appears Good to Very Good from the visible exteriors, with no major damage apparent; interiors and functional condition are unknown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 50,
                "estimated_resale_low": 20,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: no interior views shown for any of the 7 bags, lining and creed area unknown",
                    "photo 1-4: no creed patch close-up in raking light for any bag",
                    "photo 1-4: no hardware back-plate, zipper-pull brand stamp, or Made-in line shown"
                ],
                "negative_evidence": [
                    "photo 1: lot of 7 bags are printed fabric \/ quilted synthetic crossbodies with floral and paisley prints, not glove-tanned leather",
                    "photo 2: top-left bag shows ROSETTI brand plate, not COACH",
                    "photo 3: bottom bag shows ROSETTI metal logo plate; bottom-center bag is floral coated fabric",
                    "photo 4: red bag shows ROSETTI logo hardware; blue bag is quilted printed fabric with faux-leather trim",
                    "photo 1-4: no solid brass turnlock, no leather hangtag, no COACH wordmark or horse-and-carriage visible on any bag",
                    "photo 1-4: zip-top closures with silver-tone zippers and fabric straps, inconsistent with vintage Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zip-top zippers with fabric\/leatherette pulls; no turnlock, no solid brass hardware visible",
                    "leather_description": "no glove-tanned leather visible; bags appear to be printed fabric, quilted nylon\/canvas and faux-leather trim",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; exterior topstitching on faux-leather trim visible in photo 4",
                    "strap_construction": "fabric and faux-leather crossbody straps and short top handles; no buckle-adjust brass slides or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits; silhouettes are modern zip-top crossbodies and quilted Vera Bradley-type bags, not catalog classics like Willis (9927) or Court (9870)",
                    "Brand identifiers observed are ROSETTI, not Coach, indicating mall\/fast-fashion origin",
                    "Materials (printed fabric, quilted synthetic, faux-leather) and silver zippers point to modern (2000s+) non-Coach manufacture",
                    "Condition: Good to Very Good as displayed; no close-ups to grade corners, straps or interiors"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 822,
            "total_tokens": 25033,
            "estimated_cost_usd": 0.011657
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25179,
            "output_tokens": 1329,
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            "estimated_cost_usd": 0.006099
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}