Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.805,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a structured rectangular body, top handles, and a chain shoulder strap."
    ],
    "negative_evidence": [
        "photo 1: Body is covered in black faceted beads rather than Coach's characteristic leather, suede, coated canvas, or signature textile construction.",
        "photo 2: Gold-tone chain and clasp hardware are visible, but no Coach wordmark, horse-and-carriage, or recognizable Coach hardware is shown.",
        "photo 3: Exterior silhouette and beaded construction appear to be a party\/evening bag rather than a cataloged vintage Coach leather model.",
        "photo 4: No Coach branding or leather hangtag is visible.",
        "photo 1-4: body made entirely of black faceted beads, not glove-tanned leather",
        "photo 1-4: gold-tone hollow ring top handles and thin chain crossbody strap, not solid brass Coach hardware",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1-4: beaded \/ party-bag construction is excluded material per Coach identification (beads) with no Coach identifier"
    ],
    "missing_information": [
        "Interior view, including any brand label or creed patch.",
        "Close-up photographs of all hardware, closures, and chain attachment points.",
        "Bottom, side, and seam views to assess construction and condition.",
        "Seller-stated dimensions and any material or provenance information.",
        "interior \/ lining not shown (photo 1-4: exterior only)",
        "creed patch \/ brand label not shown - no interior view to verify",
        "bottom \/ close-up hardware stamps not shown"
    ],
    "authenticity_concerns": [
        "The visible beaded construction and gold-tone chain do not match the typical materials and construction of vintage Coach handbags.",
        "No Coach identifier is visible in the provided exterior photos; this is best treated as a generic unbranded beaded bag unless an interior label proves otherwise."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match from the visible beaded party-bag construction; the shape is a generic top-handle evening bag.",
        "Condition appears approximately Very Good from the visible exterior: beads and hardware appear intact, with no obvious major damage; interior and underside are not shown.",
        "No Coach silhouette, leather, hardware, or identifier matches; beaded top-handle party bag is outside Coach catalog (leather goods maker)",
        "Condition: appears Like New \/ unused from exterior photos 1-4, but interior, bottom, and closure details not shown so grade capped"
    ],
    "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": "Gold-tone tubular top handles, chain strap, and small clasp hardware are visible in photos 1-4; no branding is legible.",
        "leather_description": "not_visible; exterior appears to be densely beaded textile or synthetic construction rather than leather.",
        "lining_description": "not_visible",
        "strap_construction": "Gold-tone chain shoulder strap attached at side hardware, visible in photos 1-4.",
        "stitching_description": "not_visible - beaded\/wired construction, no leather stitching visible"
    },
    "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": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a structured rectangular body, top handles, and a chain shoulder strap."
                ],
                "negative_evidence": [
                    "photo 1: Body is covered in black faceted beads rather than Coach's characteristic leather, suede, coated canvas, or signature textile construction.",
                    "photo 2: Gold-tone chain and clasp hardware are visible, but no Coach wordmark, horse-and-carriage, or recognizable Coach hardware is shown.",
                    "photo 3: Exterior silhouette and beaded construction appear to be a party\/evening bag rather than a cataloged vintage Coach leather model.",
                    "photo 4: No Coach branding or leather hangtag is visible."
                ],
                "missing_information": [
                    "Interior view, including any brand label or creed patch.",
                    "Close-up photographs of all hardware, closures, and chain attachment points.",
                    "Bottom, side, and seam views to assess construction and condition.",
                    "Seller-stated dimensions and any material or provenance information."
                ],
                "authenticity_concerns": [
                    "The visible beaded construction and gold-tone chain do not match the typical materials and construction of vintage Coach handbags.",
                    "No Coach identifier is visible in the provided exterior photos; this is best treated as a generic unbranded beaded bag unless an interior label proves otherwise."
                ],
                "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": "Gold-tone tubular top handles, chain strap, and small clasp hardware are visible in photos 1-4; no branding is legible.",
                    "leather_description": "not_visible; exterior appears to be densely beaded textile or synthetic construction rather than leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "Gold-tone chain shoulder strap attached at side hardware, visible in photos 1-4.",
                    "stitching_description": "not_visible"
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match from the visible beaded party-bag construction; the shape is a generic top-handle evening bag.",
                    "Condition appears approximately Very Good from the visible exterior: beads and hardware appear intact, with no obvious major damage; interior and underside are not shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "interior \/ lining not shown (photo 1-4: exterior only)",
                    "creed patch \/ brand label not shown - no interior view to verify",
                    "bottom \/ close-up hardware stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1-4: body made entirely of black faceted beads, not glove-tanned leather",
                    "photo 1-4: gold-tone hollow ring top handles and thin chain crossbody strap, not solid brass Coach hardware",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1-4: beaded \/ party-bag construction is excluded material per Coach identification (beads) with no Coach identifier"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone metal ring top handles and gold-tone link chain shoulder strap with lobster-claw ends; bright plated, hollow appearance",
                    "leather_description": "no leather visible; body composed of black faceted beads",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beaded\/wired construction, no leather stitching visible",
                    "strap_construction": "twin rigid metal ring top handles plus detachable gold-tone chain crossbody strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette, leather, hardware, or identifier matches; beaded top-handle party bag is outside Coach catalog (leather goods maker)",
                    "Condition: appears Like New \/ unused from exterior photos 1-4, but interior, bottom, and closure details not shown so grade capped"
                ],
                "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": 684,
            "total_tokens": 24901,
            "estimated_cost_usd": 0.011328
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25186,
            "output_tokens": 1017,
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}