Vintage Coach Hunter

{
    "is_handbag_probability": 0.915,
    "coach_probability": 0.03,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.245,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.365,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: A handbag-like structured black bag with top handles is visible."
    ],
    "negative_evidence": [
        "photo 1: No legible COACH wordmark, horse-and-carriage, creed patch, serial number, or hangtag is visible.",
        "photo 1: The visible narrow structured construction and small metal closure do not clearly match a recognizable vintage Coach model.",
        "photo 1: Only a partial exterior\/side view is provided, with no visible Coach-specific construction details.",
        "photo 1: material appears to be black satin\/fabric evening-bag material, not glove-tanned cowhide",
        "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1: no solid-brass turnlock, buckles, D-rings or dogleash clips; only small gold-tone snap visible inside",
        "photo 1: thin fabric-covered top handles, inconsistent with vintage Coach leather construction"
    ],
    "missing_information": [
        "Straight-on front and back photos.",
        "Interior photo, especially the back wall and any leather creed patch or fabric tag.",
        "Close-up of the closure, hardware, handles, stitching, and material.",
        "Bottom, side, and corner views.",
        "Any visible brand, country-of-origin, or zipper markings.",
        "photo 1 only top-edge view; request front, back, side, bottom and interior views",
        "creed patch \/ interior stamped patch not shown - request straight-on interior photo",
        "hardware close-ups and lining material not shown",
        "strap\/handle attachments and dimensions\/scale not shown"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible; this currently reads as a generic or unbranded evening handbag rather than an identifiable Coach piece.",
        "photo 1: The apparent material and construction cannot be verified as vintage glove-tanned leather from this image."
    ],
    "possible_model_reasoning": [
        "No Coach model can be matched from the single partial photo; the silhouette is too obscured and lacks identifiers.",
        "Condition cannot be graded reliably; the bottom, corners, interior, and full exterior are not shown.",
        "photo 1 shows a narrow structured black evening bag with dual top handles and interior snap, silhouette does not match any classic Coach catalog style in section 4",
        "construction read: fabric\/satin body with no solid brass hardware and no unlined glove-tanned leather points to modern non-Coach evening bag",
        "no Coach identifier visible so no era decode possible; rated modern (2000s+), non-Coach",
        "Condition: unknown from single top-edge view on tissue; no corners, bottom, interior or handle wear 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: A small reflective metal closure or hardware element is partially visible; its design and markings are not readable.",
        "leather_description": "photo 1: Black textured-looking exterior is visible, but leather versus synthetic material cannot be determined.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Two rounded top-handle\/strap elements and a dark chain-like component are partially visible; attachment and construction are obscured.",
        "stitching_description": "photo 1: Some perimeter stitching appears visible, but detail and consistency cannot be reliably assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0052,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.88,
                "coach_probability": 0.04,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.24,
                "seller_misidentification_probability": 0.07,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: A handbag-like structured black bag with top handles is visible."
                ],
                "negative_evidence": [
                    "photo 1: No legible COACH wordmark, horse-and-carriage, creed patch, serial number, or hangtag is visible.",
                    "photo 1: The visible narrow structured construction and small metal closure do not clearly match a recognizable vintage Coach model.",
                    "photo 1: Only a partial exterior\/side view is provided, with no visible Coach-specific construction details."
                ],
                "missing_information": [
                    "Straight-on front and back photos.",
                    "Interior photo, especially the back wall and any leather creed patch or fabric tag.",
                    "Close-up of the closure, hardware, handles, stitching, and material.",
                    "Bottom, side, and corner views.",
                    "Any visible brand, country-of-origin, or zipper markings."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible; this currently reads as a generic or unbranded evening handbag rather than an identifiable Coach piece.",
                    "photo 1: The apparent material and construction cannot be verified as vintage glove-tanned leather from this image."
                ],
                "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: A small reflective metal closure or hardware element is partially visible; its design and markings are not readable.",
                    "leather_description": "photo 1: Black textured-looking exterior is visible, but leather versus synthetic material cannot be determined.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Two rounded top-handle\/strap elements and a dark chain-like component are partially visible; attachment and construction are obscured.",
                    "stitching_description": "photo 1: Some perimeter stitching appears visible, but detail and consistency cannot be reliably assessed."
                },
                "possible_model_reasoning": [
                    "No Coach model can be matched from the single partial photo; the silhouette is too obscured and lacks identifiers.",
                    "Condition cannot be graded reliably; the bottom, corners, interior, and full exterior are not shown."
                ],
                "confidence": 0.18,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.55,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.25,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1 only top-edge view; request front, back, side, bottom and interior views",
                    "creed patch \/ interior stamped patch not shown - request straight-on interior photo",
                    "hardware close-ups and lining material not shown",
                    "strap\/handle attachments and dimensions\/scale not shown"
                ],
                "negative_evidence": [
                    "photo 1: material appears to be black satin\/fabric evening-bag material, not glove-tanned cowhide",
                    "photo 1: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1: no solid-brass turnlock, buckles, D-rings or dogleash clips; only small gold-tone snap visible inside",
                    "photo 1: thin fabric-covered top handles, inconsistent with vintage Coach leather construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible except small gold-tone snap inside gusset in photo 1; no brass turnlock or Coach-engraved hardware visible",
                    "leather_description": "photo 1: appears to be black satin \/ fabric, not glove-tanned leather; smooth sheen inconsistent with vintage Coach",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: dual thin rolled top handles in same black fabric; attachment and full length not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 shows a narrow structured black evening bag with dual top handles and interior snap, silhouette does not match any classic Coach catalog style in section 4",
                    "construction read: fabric\/satin body with no solid brass hardware and no unlined glove-tanned leather points to modern non-Coach evening bag",
                    "no Coach identifier visible so no era decode possible; rated modern (2000s+), non-Coach",
                    "Condition: unknown from single top-edge view on tissue; no corners, bottom, interior or handle wear assessable"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15613,
            "output_tokens": 654,
            "total_tokens": 16267,
            "estimated_cost_usd": 0.007815
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 15940,
            "output_tokens": 1243,
            "total_tokens": 17183,
            "estimated_cost_usd": 0.004182
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}