Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.86,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The item is clearly a leather or suede-like crossbody handbag with a flap and adjustable strap.",
        "photo 2: Brass-tone buckle hardware and brown leather-like construction are visible, but these features are common among many unbranded bags."
    ],
    "negative_evidence": [
        "photo 2: The bag has no visible Coach wordmark, horse-and-carriage mark, or recognizable Coach hangtag.",
        "photo 2: The large front buckle is an ordinary strap buckle rather than a vintage Coach turnlock.",
        "photo 2: The suede-like nap, contrast stitching, and generic saddle-bag construction do not specifically indicate Coach.",
        "photo 6: The interior is fabric-lined and includes a generic-looking sewn label; no readable Coach creed or serial is visible.",
        "photo 1: The listing uses promotional\/product-stock imagery, which provides little evidence of provenance or manufacture.",
        "photo 2,5: no turnlock - flap closes with round magnetic snap visible in photo 3",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 2: soft suede \/ nubuck finish with napped texture, not vintage Coach smooth glove-tanned cowhide",
        "photo 6: brown fabric lining with multiple slip pockets and zip pocket with fabric pull, not unlined suede-back classic interior",
        "photo 1,4,5: modern mass-market stock-composite listing with FAST DELIVERY \/ FREE RETURNS \/ BEST SELLER banners, dimension graphics, lifestyle models - not secondhand vintage presentation",
        "photo 2: thin adjustable crossbody strap with small brass-tone roller buckle, no solid-brass dogleash clips, turnlock, or dowel handle"
    ],
    "missing_information": [
        "A straight-on close-up of any interior leather creed patch or brand label.",
        "A close-up of the interior label and any serial or style number.",
        "Close-ups of zipper pulls, strap attachment hardware, and the reverse of the bag.",
        "Seller-provided photos of the actual item rather than only promotional imagery, including bottom, corners, and full strap.",
        "photo 6 interior is cluttered and low-detail: creed patch \/ interior stamps not shown - request emptied interior wall and pocket close-up",
        "no bottom, side, back views to assess construction and wear",
        "no hardware close-up showing maker stamps on buckle or snap",
        "no hangtag or wordmark detail (none visible but confirm)",
        "seller-stated dimensions only in graphics (11x9 in); no scale or materials statement"
    ],
    "authenticity_concerns": [
        "photo 6: The visible interior label does not appear to be a readable Coach creed, and the fabric-lined construction is not characteristic of a classic vintage glove-tanned Coach bag.",
        "photo 2: The bag lacks the identifiers normally needed to support a Coach attribution; it is more consistent with an unbranded leather\/suede crossbody."
    ],
    "possible_model_reasoning": [
        "photo 2: The flap-and-crossbody silhouette is generic and does not closely establish a catalog Coach style; no Coach model is assigned.",
        "photo 6: The fabric-lined interior and generic label lean toward a modern unbranded leather\/suede bag rather than a classic unlined Coach model.",
        "photo 2: Condition appears Like New or New-style in the promotional photos, but actual condition cannot be reliably graded because the imagery may be stock photography and does not show the seller's item.",
        "No Coach model fits: no creed, no turnlock, suede body with magnetic-snap flap and fabric-lined multi-pocket interior does not match City Bag (9790), Court (9870), Station (5130), Dinky (9375) or other classics",
        "Silhouette is generic modern suede saddle \/ flap crossbody, 11x9 in per graphics, mass-produced new goods type",
        "Condition: appears New as listed (stock images, no wear visible); no vintage patina, corner wear, or brass aging"
    ],
    "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: Brass-tone rectangular strap buckle and side attachment hardware are visible; no Coach engraving is legible.",
        "leather_description": "photo 2: Brown suede or nubuck-like material with a pronounced nap is visible; exact material cannot be confirmed from the photos.",
        "lining_description": "photo 6: Dark fabric lining with interior pockets and a zipper pocket is visible; the label text is not legible.",
        "strap_construction": "photo 2: Adjustable leather-like shoulder strap with contrast stitching and a rectangular buckle.",
        "stitching_description": "photo 2: Visible light-colored contrast stitching is generally even, though the photos do not permit detailed inspection of stress points."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The item is clearly a leather or suede-like crossbody handbag with a flap and adjustable strap.",
                    "photo 2: Brass-tone buckle hardware and brown leather-like construction are visible, but these features are common among many unbranded bags."
                ],
                "negative_evidence": [
                    "photo 2: The bag has no visible Coach wordmark, horse-and-carriage mark, or recognizable Coach hangtag.",
                    "photo 2: The large front buckle is an ordinary strap buckle rather than a vintage Coach turnlock.",
                    "photo 2: The suede-like nap, contrast stitching, and generic saddle-bag construction do not specifically indicate Coach.",
                    "photo 6: The interior is fabric-lined and includes a generic-looking sewn label; no readable Coach creed or serial is visible.",
                    "photo 1: The listing uses promotional\/product-stock imagery, which provides little evidence of provenance or manufacture."
                ],
                "missing_information": [
                    "A straight-on close-up of any interior leather creed patch or brand label.",
                    "A close-up of the interior label and any serial or style number.",
                    "Close-ups of zipper pulls, strap attachment hardware, and the reverse of the bag.",
                    "Seller-provided photos of the actual item rather than only promotional imagery, including bottom, corners, and full strap."
                ],
                "authenticity_concerns": [
                    "photo 6: The visible interior label does not appear to be a readable Coach creed, and the fabric-lined construction is not characteristic of a classic vintage glove-tanned Coach bag.",
                    "photo 2: The bag lacks the identifiers normally needed to support a Coach attribution; it is more consistent with an unbranded leather\/suede crossbody."
                ],
                "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: Brass-tone rectangular strap buckle and side attachment hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photo 2: Brown suede or nubuck-like material with a pronounced nap is visible; exact material cannot be confirmed from the photos.",
                    "lining_description": "photo 6: Dark fabric lining with interior pockets and a zipper pocket is visible; the label text is not legible.",
                    "strap_construction": "photo 2: Adjustable leather-like shoulder strap with contrast stitching and a rectangular buckle.",
                    "stitching_description": "photo 2: Visible light-colored contrast stitching is generally even, though the photos do not permit detailed inspection of stress points."
                },
                "possible_model_reasoning": [
                    "photo 2: The flap-and-crossbody silhouette is generic and does not closely establish a catalog Coach style; no Coach model is assigned.",
                    "photo 6: The fabric-lined interior and generic label lean toward a modern unbranded leather\/suede bag rather than a classic unlined Coach model.",
                    "photo 2: Condition appears Like New or New-style in the promotional photos, but actual condition cannot be reliably graded because the imagery may be stock photography and does not show the seller's item."
                ],
                "confidence": 0.84,
                "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": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 6 interior is cluttered and low-detail: creed patch \/ interior stamps not shown - request emptied interior wall and pocket close-up",
                    "no bottom, side, back views to assess construction and wear",
                    "no hardware close-up showing maker stamps on buckle or snap",
                    "no hangtag or wordmark detail (none visible but confirm)",
                    "seller-stated dimensions only in graphics (11x9 in); no scale or materials statement"
                ],
                "negative_evidence": [
                    "photo 2,5: no turnlock - flap closes with round magnetic snap visible in photo 3",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 2: soft suede \/ nubuck finish with napped texture, not vintage Coach smooth glove-tanned cowhide",
                    "photo 6: brown fabric lining with multiple slip pockets and zip pocket with fabric pull, not unlined suede-back classic interior",
                    "photo 1,4,5: modern mass-market stock-composite listing with FAST DELIVERY \/ FREE RETURNS \/ BEST SELLER banners, dimension graphics, lifestyle models - not secondhand vintage presentation",
                    "photo 2: thin adjustable crossbody strap with small brass-tone roller buckle, no solid-brass dogleash clips, turnlock, or dowel handle"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone small roller buckle on strap and round magnetic snap under flap; no turnlock, no D-rings or dogleash clips visible; finish looks plated, not solid vintage brass",
                    "leather_description": "tan \/ cognac brown suede or nubuck with napped matte surface throughout exterior and flap underside",
                    "lining_description": "brown fabric lining visible in photo 6 top-down views with slip pockets and interior zip pocket; exact textile not legible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light tan contrast topstitching around flap edge and front pocket, even but clearly visible; no detailed stress-point views",
                    "strap_construction": "narrow flat suede crossbody strap, buckle-adjustable, appears fixed to body with small metal rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: no creed, no turnlock, suede body with magnetic-snap flap and fabric-lined multi-pocket interior does not match City Bag (9790), Court (9870), Station (5130), Dinky (9375) or other classics",
                    "Silhouette is generic modern suede saddle \/ flap crossbody, 11x9 in per graphics, mass-produced new goods type",
                    "Condition: appears New as listed (stock images, no wear visible); no vintage patina, corner wear, or brass aging"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
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            "output_tokens": 895,
            "total_tokens": 21470,
            "estimated_cost_usd": 0.010378
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}