Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.92,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is made from woven paper-straw or straw-like material rather than Coach's characteristic leather or recognized modern coated canvas.",
        "photo 1: No Coach wordmark, horse-and-carriage, or other visible Coach branding.",
        "photo 2: Generic striped woven construction and shoulder-strap design do not identify a Coach model.",
        "photo 6: Interior is plain fabric with generic pockets and no visible creed patch or Coach label.",
        "Listing text: Seller describes it as a woven paper straw tote and lists it as unbranded.",
        "photo 1-5: woven paper straw tote body, not glove-tanned cowhide",
        "photo 6: light fabric lining with slip pockets and zip pocket, not unlined suede-back leather",
        "photo 1-2,5-6: bright gold-tone eyelets, dogleash clips, magnetic snap and base feet, not solid brass vintage hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1-6: striped straw tote silhouette matches no vintage Coach catalog style"
    ],
    "missing_information": [
        "A close-up of any interior label or sewn-in brand tag, if present.",
        "A photo of the entire interior and all seams; no additional Coach identifier is currently visible.",
        "No Coach creed or identifier to request; material already excludes vintage Coach glove-tanned identification"
    ],
    "authenticity_concerns": [
        "photo 1: The straw construction is inconsistent with the vintage leather Coach population; this appears to be a generic straw tote rather than a Coach handbag.",
        "photo 6: Plain fabric lining and generic pocket construction provide no Coach identifier.",
        "photo 1-6: woven paper straw body is inconsistent with vintage Coach glove-tanned leather construction",
        "photo 6: polyester-type fabric lining inconsistent with unlined vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "Straw tote silhouette does not match any vintage Coach glove-tanned catalog style (City Bag, Willis, Court, Station, Duffle Sac, etc.)",
        "Material (woven paper straw), fabric lining, and plated hardware point to modern non-Coach beach\/boho tote per seller text",
        "Condition: Like New \/ Mint; appears clean and unused consistent with seller statement NEW WITH MISSING TAGS (photo 1-6), bottom feet unmarked (photo 5), interior clean (photo 6)"
    ],
    "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 circular strap rings and lobster-style clips are visible; no Coach engraving is legible. photo 5: Four small gold-tone feet are visible on the woven base.",
        "leather_description": "photo 1: No leather body or leather trim is visible; the body and straps appear woven straw or paper-straw material.",
        "lining_description": "photo 6: Plain light-colored fabric lining with slip pockets and a zip pocket; no logo print or label is visible.",
        "strap_construction": "photos 1-2: Two woven shoulder straps attach with gold-tone rings and clips.",
        "stitching_description": "photos 1-2: Woven construction and visible seams appear generally even; conventional leather-bag stitching is not substantially visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is made from woven paper-straw or straw-like material rather than Coach's characteristic leather or recognized modern coated canvas.",
                    "photo 1: No Coach wordmark, horse-and-carriage, or other visible Coach branding.",
                    "photo 2: Generic striped woven construction and shoulder-strap design do not identify a Coach model.",
                    "photo 6: Interior is plain fabric with generic pockets and no visible creed patch or Coach label.",
                    "Listing text: Seller describes it as a woven paper straw tote and lists it as unbranded."
                ],
                "missing_information": [
                    "A close-up of any interior label or sewn-in brand tag, if present.",
                    "A photo of the entire interior and all seams; no additional Coach identifier is currently visible."
                ],
                "authenticity_concerns": [
                    "photo 1: The straw construction is inconsistent with the vintage leather Coach population; this appears to be a generic straw tote rather than a Coach handbag.",
                    "photo 6: Plain fabric lining and generic pocket construction provide no Coach identifier."
                ],
                "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 circular strap rings and lobster-style clips are visible; no Coach engraving is legible. photo 5: Four small gold-tone feet are visible on the woven base.",
                    "leather_description": "photo 1: No leather body or leather trim is visible; the body and straps appear woven straw or paper-straw material.",
                    "lining_description": "photo 6: Plain light-colored fabric lining with slip pockets and a zip pocket; no logo print or label is visible.",
                    "strap_construction": "photos 1-2: Two woven shoulder straps attach with gold-tone rings and clips.",
                    "stitching_description": "photos 1-2: Woven construction and visible seams appear generally even; conventional leather-bag stitching is not substantially visible."
                },
                "possible_model_reasoning": [],
                "confidence": 0.94,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: woven paper straw body is inconsistent with vintage Coach glove-tanned leather construction",
                    "photo 6: polyester-type fabric lining inconsistent with unlined vintage Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed or identifier to request; material already excludes vintage Coach glove-tanned identification"
                ],
                "negative_evidence": [
                    "photo 1-5: woven paper straw tote body, not glove-tanned cowhide",
                    "photo 6: light fabric lining with slip pockets and zip pocket, not unlined suede-back leather",
                    "photo 1-2,5-6: bright gold-tone eyelets, dogleash clips, magnetic snap and base feet, not solid brass vintage hardware",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1-6: striped straw tote silhouette matches no vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone metal eyelets, dogleash-type strap clips, magnetic snap closure, four base feet on bottom; lightweight plated appearance, not solid brass",
                    "leather_description": "no leather visible; woven paper straw in beige with tan and black horizontal stripes",
                    "lining_description": "light beige fabric lining with two slip pockets and one zip pocket visible in photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible as leather stitching; woven straw construction only",
                    "strap_construction": "matching woven straw shoulder straps detachable via gold-tone clips through metal eyelets",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Straw tote silhouette does not match any vintage Coach glove-tanned catalog style (City Bag, Willis, Court, Station, Duffle Sac, etc.)",
                    "Material (woven paper straw), fabric lining, and plated hardware point to modern non-Coach beach\/boho tote per seller text",
                    "Condition: Like New \/ Mint; appears clean and unused consistent with seller statement NEW WITH MISSING TAGS (photo 1-6), bottom feet unmarked (photo 5), interior clean (photo 6)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 532,
            "total_tokens": 18256,
            "estimated_cost_usd": 0.008366
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}