Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.035,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.45,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.485,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: A leather-like rectangular crossbody handbag with a long strap is clearly visible.",
        "photo 1: The seller's unbranded description is consistent with a potentially misidentified item, but provides no Coach-specific evidence."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 1: Quilted wing-like geometric pattern and glossy padded construction do not resemble the classic unlined glove-tanned Coach silhouettes shown in the reference catalog.",
        "photo 1: The visible hardware appears minimal and dark-toned rather than the substantial brass hardware typical of many vintage Coach classics.",
        "photo 1: The bag's construction is generic and could be a modern fashion-brand or unbranded quilted crossbody.",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1: chevron quilted black bag with no solid-brass turnlock or vintage Coach hardware",
        "photo 1: modern quilted crossbody silhouette does not match any vintage glove-tanned catalog style",
        "photo 1: thin modern crossbody strap, not buckle-adjustable brass or dogleash Coach construction"
    ],
    "missing_information": [
        "Interior view, including any leather creed patch or fabric label.",
        "Straight-on close-up of every logo, tag, zipper pull, clasp, and hardware marking.",
        "Back, bottom, side, and full strap views.",
        "Seller-stated dimensions and a clearer view of the material and edge construction.",
        "photo 1 only: no interior, creed, bottom, side, or hardware close-up views",
        "creed patch not shown - request straight-on interior back wall\/pocket photo",
        "lining material and construction not visible",
        "hardware metal, closure type, and strap attachments not visible",
        "seller-stated dimensions and materials needed for scale"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from this image.",
        "photo 1: The modern padded\/quilted design and glossy leather-like finish are inconsistent with the most recognizable vintage Coach classic construction, though this alone does not prove it is a replica."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the single visible exterior photo; the silhouette is a generic rectangular quilted crossbody.",
        "Era is estimated as modern (2000s+), non-Coach based on the padded quilted construction and glossy finish, with no period identifiers visible.",
        "Condition: cannot be reliably graded; the exterior appears intact in photo 1, but the bottom, interior, strap, corners, and hardware function are not shown.",
        "photo 1 quilted modern crossbody shows no Coach hard identifiers, brass hardware, unlined glove-tanned leather, or catalog silhouette, so no Coach model fits",
        "Condition: indeterminate from single exterior view; exterior looks intact but corners, interior, strap and hardware not assessable"
    ],
    "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: Small dark-toned attachment hardware is visible near the upper-right side; no turnlock, logo engraving, zipper pull, or clasp detail is visible.",
        "leather_description": "photo 1: Black glossy, padded or quilted leather-like material with geometric stitched panels; exact material cannot be confirmed.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: A narrow dark crossbody strap is visible, attached at the sides; buckle, adjustment hardware, and attachment details are not shown clearly.",
        "stitching_description": "photo 1: Repeated contrasting light stitching outlines the padded geometric panels and central seam; overall stitching appears regular in the visible area."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.55,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: A leather-like rectangular crossbody handbag with a long strap is clearly visible.",
                    "photo 1: The seller's unbranded description is consistent with a potentially misidentified item, but provides no Coach-specific evidence."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 1: Quilted wing-like geometric pattern and glossy padded construction do not resemble the classic unlined glove-tanned Coach silhouettes shown in the reference catalog.",
                    "photo 1: The visible hardware appears minimal and dark-toned rather than the substantial brass hardware typical of many vintage Coach classics.",
                    "photo 1: The bag's construction is generic and could be a modern fashion-brand or unbranded quilted crossbody."
                ],
                "missing_information": [
                    "Interior view, including any leather creed patch or fabric label.",
                    "Straight-on close-up of every logo, tag, zipper pull, clasp, and hardware marking.",
                    "Back, bottom, side, and full strap views.",
                    "Seller-stated dimensions and a clearer view of the material and edge construction."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifier is visible, so Coach manufacture or authenticity cannot be supported from this image.",
                    "photo 1: The modern padded\/quilted design and glossy leather-like finish are inconsistent with the most recognizable vintage Coach classic construction, though this alone does not prove it is a replica."
                ],
                "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: Small dark-toned attachment hardware is visible near the upper-right side; no turnlock, logo engraving, zipper pull, or clasp detail is visible.",
                    "leather_description": "photo 1: Black glossy, padded or quilted leather-like material with geometric stitched panels; exact material cannot be confirmed.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: A narrow dark crossbody strap is visible, attached at the sides; buckle, adjustment hardware, and attachment details are not shown clearly.",
                    "stitching_description": "photo 1: Repeated contrasting light stitching outlines the padded geometric panels and central seam; overall stitching appears regular in the visible area."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the single visible exterior photo; the silhouette is a generic rectangular quilted crossbody.",
                    "Era is estimated as modern (2000s+), non-Coach based on the padded quilted construction and glossy finish, with no period identifiers visible.",
                    "Condition: cannot be reliably graded; the exterior appears intact in photo 1, but the bottom, interior, strap, corners, and hardware function are not shown."
                ],
                "confidence": 0.42,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.55,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1 only: no interior, creed, bottom, side, or hardware close-up views",
                    "creed patch not shown - request straight-on interior back wall\/pocket photo",
                    "lining material and construction not visible",
                    "hardware metal, closure type, and strap attachments not visible",
                    "seller-stated dimensions and materials needed for scale"
                ],
                "negative_evidence": [
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1: chevron quilted black bag with no solid-brass turnlock or vintage Coach hardware",
                    "photo 1: modern quilted crossbody silhouette does not match any vintage glove-tanned catalog style",
                    "photo 1: thin modern crossbody strap, not buckle-adjustable brass or dogleash Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible",
                    "leather_description": "photo 1: black smooth leather-like material with chevron quilt stitching, slight sheen",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: light-colored contrast quilting stitches in chevron\/geometric pattern, even but decorative quilt style",
                    "strap_construction": "photo 1: thin dark crossbody strap partially visible at side and bottom, attachments and adjustment not visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 quilted modern crossbody shows no Coach hard identifiers, brass hardware, unlined glove-tanned leather, or catalog silhouette, so no Coach model fits",
                    "Condition: indeterminate from single exterior view; exterior looks intact but corners, interior, strap and hardware not assessable"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.04
            }
        }
    ],
    "_usage": [
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            "output_tokens": 741,
            "total_tokens": 18837,
            "estimated_cost_usd": 0.009017
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}