Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.01,
    "vintage_probability": 0.085,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.84,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.94,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a tote handbag with two leather handles and a woven body.",
        "photo 3: Seller-provided tape measure suggests an approximately 13-inch-wide bag."
    ],
    "negative_evidence": [
        "photo 1: Body is made from woven sisal or plant-fiber material, not Coach's characteristic leather or documented signature canvas.",
        "photo 1: Black-and-cream geometric woven pattern is not a Coach signature-C pattern.",
        "photos 2 and 4: Interior appears to be the same woven material and shows no visible Coach creed, label, or wordmark.",
        "photos 1, 3, and 7: No Coach horse-and-carriage, hangtag, turnlock, or other Coach identifier is visible.",
        "listing title: Seller describes the item as a Kenyan-style woven Kiondo tote and lists it as unbranded.",
        "photo 1,3,5,6: body is woven sisal\/straw in black and natural, not glove-tanned cowhide",
        "photo 1,2,3: no turnlock, no brass hardware, no hangtag, no COACH wordmark or carriage visible",
        "photo 2,4: unlined woven interior with no creed patch, no lining, no zip pocket",
        "photo 1-6: Kenyan Kiondo tote construction with stitched-on leather handles, never a Coach catalog silhouette"
    ],
    "missing_information": [
        "A straight-on close-up of the entire interior, including all seams and pockets, to confirm whether any small label is present.",
        "A close-up of the handle attachment points and any unseen closure or hardware.",
        "Bottom and side views showing the full construction and wear.",
        "No Coach creed or identifier photos exist, but material alone excludes Coach so no further authentication photos needed"
    ],
    "authenticity_concerns": [
        "The woven sisal construction and lack of Coach identifiers are inconsistent with a vintage Coach leather handbag; this appears to be a non-Coach woven tote rather than a Coach replica or misidentified Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is appropriate: the tote's woven sisal construction, open top, and lack of Coach identifiers do not match the listed Coach catalog styles.",
        "Condition appears Good to Very Good based on visible loose fibers and edge fuzzing (photos 1, 4, and 7); the interior is visible but its complete condition and odor cannot be assessed from photos.",
        "Woven Kiondo construction and materials are inconsistent with any Coach leather or canvas line per triage rule",
        "No creed, wordmark, hangtag, turnlock or brass hardware to support Coach manufacture",
        "Condition: Very Good; weave intact and handles intact in photos 1-5, light wear only"
    ],
    "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": "No metal hardware, turnlock, or zipper is visible in the provided photos.",
        "leather_description": "Tan leather handles and leather attachment tabs are visible; the main body is woven black-and-cream plant-fiber material.",
        "lining_description": "Interior appears unlined and made from the same woven material; no separate lining or label is visible.",
        "strap_construction": "Two long fixed shoulder handles, apparently leather-wrapped or leather-covered, with visible contrasting hand stitching around the handles and attachment tabs.",
        "stitching_description": "Visible contrasting stitching secures the leather handle tabs; woven body has exposed loose fibers and irregular handmade-looking construction."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a tote handbag with two leather handles and a woven body.",
                    "photo 3: Seller-provided tape measure suggests an approximately 13-inch-wide bag."
                ],
                "negative_evidence": [
                    "photo 1: Body is made from woven sisal or plant-fiber material, not Coach's characteristic leather or documented signature canvas.",
                    "photo 1: Black-and-cream geometric woven pattern is not a Coach signature-C pattern.",
                    "photos 2 and 4: Interior appears to be the same woven material and shows no visible Coach creed, label, or wordmark.",
                    "photos 1, 3, and 7: No Coach horse-and-carriage, hangtag, turnlock, or other Coach identifier is visible.",
                    "listing title: Seller describes the item as a Kenyan-style woven Kiondo tote and lists it as unbranded."
                ],
                "missing_information": [
                    "A straight-on close-up of the entire interior, including all seams and pockets, to confirm whether any small label is present.",
                    "A close-up of the handle attachment points and any unseen closure or hardware.",
                    "Bottom and side views showing the full construction and wear."
                ],
                "authenticity_concerns": [
                    "The woven sisal construction and lack of Coach identifiers are inconsistent with a vintage Coach leather handbag; this appears to be a non-Coach woven tote rather than a Coach replica or misidentified Coach bag."
                ],
                "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": "No metal hardware, turnlock, or zipper is visible in the provided photos.",
                    "leather_description": "Tan leather handles and leather attachment tabs are visible; the main body is woven black-and-cream plant-fiber material.",
                    "lining_description": "Interior appears unlined and made from the same woven material; no separate lining or label is visible.",
                    "strap_construction": "Two long fixed shoulder handles, apparently leather-wrapped or leather-covered, with visible contrasting hand stitching around the handles and attachment tabs.",
                    "stitching_description": "Visible contrasting stitching secures the leather handle tabs; woven body has exposed loose fibers and irregular handmade-looking construction."
                },
                "possible_model_reasoning": [
                    "No Coach model is appropriate: the tote's woven sisal construction, open top, and lack of Coach identifiers do not match the listed Coach catalog styles.",
                    "Condition appears Good to Very Good based on visible loose fibers and edge fuzzing (photos 1, 4, and 7); the interior is visible but its complete condition and odor cannot be assessed from photos."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed or identifier photos exist, but material alone excludes Coach so no further authentication photos needed"
                ],
                "negative_evidence": [
                    "photo 1,3,5,6: body is woven sisal\/straw in black and natural, not glove-tanned cowhide",
                    "photo 1,2,3: no turnlock, no brass hardware, no hangtag, no COACH wordmark or carriage visible",
                    "photo 2,4: unlined woven interior with no creed patch, no lining, no zip pocket",
                    "photo 1-6: Kenyan Kiondo tote construction with stitched-on leather handles, never a Coach catalog silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible",
                    "leather_description": "tan leather top handles only; body is black and natural woven sisal fiber, not glove-tanned leather (photo 1,3,5)",
                    "lining_description": "unlined - interior is same woven sisal as exterior, no fabric lining (photo 2,4)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light thread stitching attaching leather handle tabs to woven rim (photo 1,3,6)",
                    "strap_construction": "two fixed short top handles in tan leather, stitched to tote rim (photo 1,2,3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Woven Kiondo construction and materials are inconsistent with any Coach leather or canvas line per triage rule",
                    "No creed, wordmark, hangtag, turnlock or brass hardware to support Coach manufacture",
                    "Condition: Very Good; weave intact and handles intact in photos 1-5, light wear only"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
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            "estimated_cost_usd": 0.015042
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            "model_name": "meta:muse-spark-1.3-contributor",
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}