Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.89,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Exterior shows a generic overlapping loop\/oval textile pattern, not clearly Coach Signature C patterning.",
        "photo 3: Interior has synthetic-looking black fabric lining and ordinary silver-tone zippers, with no visible Coach creed or wordmark.",
        "photo 5: Fabric label states 66% polyester\/34% cotton with manmade trim and Made in China, inconsistent with a classic vintage glove-tanned Coach handbag.",
        "photo 6: Overall construction is a small textile-and-manmade-trim handbag rather than a typical vintage unlined leather Coach style.",
        "photo 5: white fabric content tag reads 66% polyester\/34% cotton with manmade trim RN# 108833 MADE IN CHINA - not a Coach creed patch, indicates mass-market synthetic bag",
        "photo 1, photo 2, photo 6: woven geometric overlapping-circles pattern is not Coach Signature C pairing\/alignment; no COACH wordmark or horse-and-carriage visible",
        "photo 4: black polyester lining with unbranded black zipper pull, no leather creed patch on interior back wall",
        "photo 2, photo 3: black manmade faux-leather trim and straps with contrast stitching and silver-tone hardware, not vintage solid brass glove-tanned construction",
        "photo 2, photo 3, photo 4: no turnlock, no leather hangtag, no wordmark, no creed identifiers visible in any view"
    ],
    "missing_information": [
        "A clear view of every interior wall and pocket has not been provided, although the visible interior shows no Coach identifier.",
        "Close-ups of all hardware and any attached tags would confirm whether any brand marking is present.",
        "Seller-stated dimensions are incomplete; only approximate height\/width cues are visible."
    ],
    "authenticity_concerns": [
        "photo 1 and photo 6: The motif may evoke designer monogram styling but is not recognizable as authentic Coach Signature C alignment or branding.",
        "photo 5: The textile\/manmade construction and Made in China label do not fit the vintage Coach leather construction sought here.",
        "photo 1, photo 2, photo 6: all-over geometric circle motif evokes Coach Signature C at a glance but Cs are not in facing pairs, not mirror-symmetric, not Coach Op Art - C-like print is not brand evidence",
        "photo 5: fabric content tag with RN# and UPC and polyester\/cotton\/manmade trim is inconsistent with vintage Coach glove-tanned leather and leather creed patch construction"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small zip-top shoulder\/handbag with an exterior zip pocket, but it does not closely establish a Coach catalog model.",
        "photo 5: Made in China and polyester\/cotton textile construction indicate a modern non-Coach bag rather than a pre-2000 Coach leather classic.",
        "Condition appears approximately Very Good based on the clean exterior and intact visible stitching; interior and hardware wear are not fully documented.",
        "Small zip-top fabric shoulder bag with exterior zip pocket does not match any catalog Coach classic silhouette, closure, or material",
        "Content tag decoding confirms modern mass-market manufacture: polyester\/cotton body, manmade trim, Made in China with RN# 108833",
        "Condition: Excellent per seller; photos show clean fabric and trim with no visible corner wear, consistent with modern synthetic bag"
    ],
    "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 and photo 3: Silver-tone rectangular strap rings and zipper hardware; no visible Coach engraving. No turnlock or hangtag visible.",
        "leather_description": "photo 1 and photo 6: Black manmade-looking trim with a patterned textile body; photo 5 identifies manmade trim.",
        "lining_description": "photo 3 and photo 4: Black synthetic-looking fabric lining with interior zip compartments; no creed patch visible.",
        "strap_construction": "photo 2 and photo 3: Two narrow attached shoulder straps with adjustable-looking metal hardware; construction is visible but strap ends and full adjustment details are incomplete.",
        "stitching_description": "photos 1, 2 and 6: Visible contrasting light stitching appears generally even; no distinctive Coach construction evidence."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Exterior shows a generic overlapping loop\/oval textile pattern, not clearly Coach Signature C patterning.",
                    "photo 3: Interior has synthetic-looking black fabric lining and ordinary silver-tone zippers, with no visible Coach creed or wordmark.",
                    "photo 5: Fabric label states 66% polyester\/34% cotton with manmade trim and Made in China, inconsistent with a classic vintage glove-tanned Coach handbag.",
                    "photo 6: Overall construction is a small textile-and-manmade-trim handbag rather than a typical vintage unlined leather Coach style."
                ],
                "missing_information": [
                    "A clear view of every interior wall and pocket has not been provided, although the visible interior shows no Coach identifier.",
                    "Close-ups of all hardware and any attached tags would confirm whether any brand marking is present.",
                    "Seller-stated dimensions are incomplete; only approximate height\/width cues are visible."
                ],
                "authenticity_concerns": [
                    "photo 1 and photo 6: The motif may evoke designer monogram styling but is not recognizable as authentic Coach Signature C alignment or branding.",
                    "photo 5: The textile\/manmade construction and Made in China label do not fit the vintage Coach leather construction sought here."
                ],
                "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 2 and photo 3: Silver-tone rectangular strap rings and zipper hardware; no visible Coach engraving. No turnlock or hangtag visible.",
                    "leather_description": "photo 1 and photo 6: Black manmade-looking trim with a patterned textile body; photo 5 identifies manmade trim.",
                    "lining_description": "photo 3 and photo 4: Black synthetic-looking fabric lining with interior zip compartments; no creed patch visible.",
                    "strap_construction": "photo 2 and photo 3: Two narrow attached shoulder straps with adjustable-looking metal hardware; construction is visible but strap ends and full adjustment details are incomplete.",
                    "stitching_description": "photos 1, 2 and 6: Visible contrasting light stitching appears generally even; no distinctive Coach construction evidence."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small zip-top shoulder\/handbag with an exterior zip pocket, but it does not closely establish a Coach catalog model.",
                    "photo 5: Made in China and polyester\/cotton textile construction indicate a modern non-Coach bag rather than a pre-2000 Coach leather classic.",
                    "Condition appears approximately Very Good based on the clean exterior and intact visible stitching; interior and hardware wear are not fully documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2, photo 6: all-over geometric circle motif evokes Coach Signature C at a glance but Cs are not in facing pairs, not mirror-symmetric, not Coach Op Art - C-like print is not brand evidence",
                    "photo 5: fabric content tag with RN# and UPC and polyester\/cotton\/manmade trim is inconsistent with vintage Coach glove-tanned leather and leather creed patch construction"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [],
                "negative_evidence": [
                    "photo 5: white fabric content tag reads 66% polyester\/34% cotton with manmade trim RN# 108833 MADE IN CHINA - not a Coach creed patch, indicates mass-market synthetic bag",
                    "photo 1, photo 2, photo 6: woven geometric overlapping-circles pattern is not Coach Signature C pairing\/alignment; no COACH wordmark or horse-and-carriage visible",
                    "photo 4: black polyester lining with unbranded black zipper pull, no leather creed patch on interior back wall",
                    "photo 2, photo 3: black manmade faux-leather trim and straps with contrast stitching and silver-tone hardware, not vintage solid brass glove-tanned construction",
                    "photo 2, photo 3, photo 4: no turnlock, no leather hangtag, no wordmark, no creed identifiers visible in any view"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone base metal rings and zipper sliders, unbranded pulls; not solid brass vintage hardware",
                    "leather_description": "black manmade faux-leather trim and bottom panel per content tag, not glove-tanned cowhide",
                    "lining_description": "black polyester fabric lining with interior zip pocket, no suede or unlined leather",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast machine stitching around trim and exterior zip pocket, even but not tone-matched vintage Coach stitching",
                    "strap_construction": "double fixed shoulder straps in black manmade material with metal rings, not buckle-adjustable leather or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Small zip-top fabric shoulder bag with exterior zip pocket does not match any catalog Coach classic silhouette, closure, or material",
                    "Content tag decoding confirms modern mass-market manufacture: polyester\/cotton body, manmade trim, Made in China with RN# 108833",
                    "Condition: Excellent per seller; photos show clean fabric and trim with no visible corner wear, consistent with modern synthetic bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 738,
            "total_tokens": 18436,
            "estimated_cost_usd": 0.00885
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18033,
            "output_tokens": 1458,
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}