Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.015,
    "vintage_probability": 0.81,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.895,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: listing shows a lot of five small framed evening clutches rather than a leather Coach handbag.",
        "photo 1: visible bags use vinyl\/plastic bodies, printed or quilted synthetic materials, and framed kisslock closures, not Coach glove-tanned leather construction.",
        "photo 2: the close-up shows a floral synthetic\/vinyl exterior with a decorative gold-tone frame and kisslock, with no visible Coach branding.",
        "photo 4: interior of the floral bag appears synthetic and unlined or simply finished with synthetic material; no Coach creed patch is visible.",
        "photo 1: no Coach wordmark, horse-and-carriage, hangtag, serial, or creed is visible on any of the five bags.",
        "photo 1: lot of 5 kisslock framed evening clutches in vinyl\/plastic, not glove-tanned leather",
        "photo 1: no Coach creed patch, wordmark, hangtag, or turnlock visible on any bag",
        "photo 2-6: close-ups show clear vinyl over printed floral fabric with gold-tone kisslock frame - material Coach never used for vintage classics",
        "photo 4: interior is same vinyl-backed fabric with no creed patch, no zip pocket, no suede"
    ],
    "missing_information": [
        "Individual interior photos of all five bags and any labels or maker stamps.",
        "Bottom, side, and hardware close-ups of the other four bags.",
        "Seller-stated dimensions and condition details, including odors, broken clasps, and peeling vinyl."
    ],
    "authenticity_concerns": [
        "photo 1: the vinyl\/plastic materials and generic framed-evening-bag construction are inconsistent with the vintage leather Coach population.",
        "photo 2: no Coach identifier is visible on the featured floral clutch; it should be treated as a generic vintage evening bag, not a Coach item."
    ],
    "possible_model_reasoning": [
        "No Coach model is supported because the visible lot consists of generic framed vinyl evening clutches with no Coach identifiers.",
        "The styling is plausibly mid-century or later vintage, but the listing photos do not establish a precise manufacturing date.",
        "Condition: Good to Fair overall for the featured floral clutch; photo 6 shows substantial edge wear, peeling, fraying, and material deterioration. Other bags require individual inspection.",
        "No Coach model fits: all 5 pieces are vinyl\/plastic kisslock evening bags, a construction Coach did not produce in any catalog era; kisslock frames alone do not indicate Cashin without Cashin leather, hardware, and lining cues",
        "Condition: Good to Fair for lot; photo 5-6 show fraying embroidery, edge wear and vinyl yellowing on green bag, consistent with 1950s-60s vinyl age, not gradable as Coach"
    ],
    "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: gold-tone framed kisslock hardware is visible on several clutches; no Coach-engraved hardware is visible.",
        "leather_description": "photo 1: visible materials appear to be vinyl, plastic, synthetic textile, and possibly faux leather; no glove-tanned leather is visible.",
        "lining_description": "photo 4: the featured floral clutch has a synthetic-looking interior; interiors of the remaining bags are not shown clearly.",
        "strap_construction": "photo 1: the floral clutch has a narrow gold-tone synthetic shoulder strap; other bags have handles or no visible strap.",
        "stitching_description": "photo 2: decorative embroidered\/applied stitching and fabric edges are visible on the floral clutch; Coach-style leather construction stitching is not present."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.82,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: listing shows a lot of five small framed evening clutches rather than a leather Coach handbag.",
                    "photo 1: visible bags use vinyl\/plastic bodies, printed or quilted synthetic materials, and framed kisslock closures, not Coach glove-tanned leather construction.",
                    "photo 2: the close-up shows a floral synthetic\/vinyl exterior with a decorative gold-tone frame and kisslock, with no visible Coach branding.",
                    "photo 4: interior of the floral bag appears synthetic and unlined or simply finished with synthetic material; no Coach creed patch is visible.",
                    "photo 1: no Coach wordmark, horse-and-carriage, hangtag, serial, or creed is visible on any of the five bags."
                ],
                "missing_information": [
                    "Individual interior photos of all five bags and any labels or maker stamps.",
                    "Bottom, side, and hardware close-ups of the other four bags.",
                    "Seller-stated dimensions and condition details, including odors, broken clasps, and peeling vinyl."
                ],
                "authenticity_concerns": [
                    "photo 1: the vinyl\/plastic materials and generic framed-evening-bag construction are inconsistent with the vintage leather Coach population.",
                    "photo 2: no Coach identifier is visible on the featured floral clutch; it should be treated as a generic vintage evening bag, not a Coach item."
                ],
                "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: gold-tone framed kisslock hardware is visible on several clutches; no Coach-engraved hardware is visible.",
                    "leather_description": "photo 1: visible materials appear to be vinyl, plastic, synthetic textile, and possibly faux leather; no glove-tanned leather is visible.",
                    "lining_description": "photo 4: the featured floral clutch has a synthetic-looking interior; interiors of the remaining bags are not shown clearly.",
                    "strap_construction": "photo 1: the floral clutch has a narrow gold-tone synthetic shoulder strap; other bags have handles or no visible strap.",
                    "stitching_description": "photo 2: decorative embroidered\/applied stitching and fabric edges are visible on the floral clutch; Coach-style leather construction stitching is not present."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported because the visible lot consists of generic framed vinyl evening clutches with no Coach identifiers.",
                    "The styling is plausibly mid-century or later vintage, but the listing photos do not establish a precise manufacturing date.",
                    "Condition: Good to Fair overall for the featured floral clutch; photo 6 shows substantial edge wear, peeling, fraying, and material deterioration. Other bags require individual inspection."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "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": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: lot of 5 kisslock framed evening clutches in vinyl\/plastic, not glove-tanned leather",
                    "photo 1: no Coach creed patch, wordmark, hangtag, or turnlock visible on any bag",
                    "photo 2-6: close-ups show clear vinyl over printed floral fabric with gold-tone kisslock frame - material Coach never used for vintage classics",
                    "photo 4: interior is same vinyl-backed fabric with no creed patch, no zip pocket, no suede"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock ball-clasp frames on all bags; thin gold cord strap on green floral bag; black plastic handle on black bag; no solid brass turnlock, no dogleash clips, no COACH stamping visible",
                    "leather_description": "no leather visible; clear vinyl\/plastic over printed fabric - green floral, black patent-look vinyl, ivory satin with ribbon, cream vinyl, multicolor floral; inconsistent with Coach glove-tanned cowhide",
                    "lining_description": "not_visible as separate lining; interior of green bag shown in photo 4 is same vinyl-backed printed fabric, no suede, no fabric Coach lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; edges are vinyl-bound\/frame-set, no Coach-type matched stitching visible",
                    "strap_construction": "one thin gold metallic cord strap on green bag; short black plastic top handle on black bag; others appear clutch with no strap; no buckle-adjustable leather strap, no brass slides or clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: all 5 pieces are vinyl\/plastic kisslock evening bags, a construction Coach did not produce in any catalog era; kisslock frames alone do not indicate Cashin without Cashin leather, hardware, and lining cues",
                    "Condition: Good to Fair for lot; photo 5-6 show fraying embroidery, edge wear and vinyl yellowing on green bag, consistent with 1950s-60s vinyl age, not gradable as Coach"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.8
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 869,
            "total_tokens": 33968,
            "estimated_cost_usd": 0.015325
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35569,
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}