Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.625,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.84,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is a textile evening clutch with floral metallic brocade, a framed kisslock closure, and a chain strap; these are not characteristic evidence of a vintage Coach leather handbag.",
        "photo 2: Interior is fabric-lined and has no visible Coach creed patch, wordmark, or style number.",
        "photo 3: Chain strap and hardware are visible, but no Coach-specific marking is shown.",
        "photo 4: Textile construction and floral pattern do not match Coach's classic glove-tanned leather construction or documented signature canvas patterns.",
        "photo 1: body is gold brocade fabric with floral metallic thread, not glove-tanned leather",
        "photo 2: interior is cream satin lining, not unlined suede",
        "photo 1, photo 2: kisslock frame closure, not Coach turnlock",
        "photo 1, photo 2: no creed patch, no COACH wordmark, no hangtag visible",
        "photo 3: thin brass-tone chain strap, not Coach leather strap with brass hardware"
    ],
    "missing_information": [
        "photo 1-4: No clear photograph of any interior label, maker tag, or hardware engraving.",
        "photo 2: Interior back wall and all pockets are not fully shown for possible labels.",
        "photo 1-4: Bottom, side seams, and full strap attachments are not shown.",
        "photo 1, photo 2: no creed patch or brand mark visible - no interior brand label shown",
        "photo 1: back, side, bottom views not shown",
        "photo 2: interior pocket \/ fabric tag not shown"
    ],
    "authenticity_concerns": [
        "photo 1-4: No Coach identifier is visible, and the textile frame-clutch construction is inconsistent with the primary vintage Coach handbag population.",
        "photo 1, photo 2: non-leather brocade body and satin lining inconsistent with vintage Coach glove-tanned construction"
    ],
    "possible_model_reasoning": [
        "photo 1-4: No Coach model is a reasonable match; this resembles a generic vintage or vintage-inspired framed evening clutch.",
        "photo 1-4: The seller's 'vintage' wording is weak evidence only; the photos support an older-style accessory but do not establish a specific manufacturing era.",
        "photo 2 and 4: Condition appears Good or Fair due to lining creasing and visible brownish discoloration; odor, mold, and closure function are unknown.",
        "No Coach identifiers visible in any photo; materials (brocade, satin) and kisslock frame do not match any Coach catalog style",
        "Cashin-era kisslock bags were leather with striped linings and hardware, not brocade evening clutch - silhouette alone not a match",
        "Condition: Good per seller; photo 4 shows minor spotting on brocade, photo 2 shows lining wrinkles but no major damage visible"
    ],
    "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 1-3: Gold-tone framed kisslock closure with a metal chain strap; no Coach engraving is visible.",
        "leather_description": "photo 1 and 4: No leather is visible; exterior appears to be metallic floral woven textile.",
        "lining_description": "photo 2 and 4: Light satin-like fabric lining with visible creasing and discoloration\/staining.",
        "strap_construction": "photo 1 and 3: Metal chain shoulder strap attached at the frame.",
        "stitching_description": "photo 1 and 4: Textile edge and frame attachment are visible, but stitching quality cannot be assessed comprehensively."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.65,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is a textile evening clutch with floral metallic brocade, a framed kisslock closure, and a chain strap; these are not characteristic evidence of a vintage Coach leather handbag.",
                    "photo 2: Interior is fabric-lined and has no visible Coach creed patch, wordmark, or style number.",
                    "photo 3: Chain strap and hardware are visible, but no Coach-specific marking is shown.",
                    "photo 4: Textile construction and floral pattern do not match Coach's classic glove-tanned leather construction or documented signature canvas patterns."
                ],
                "missing_information": [
                    "photo 1-4: No clear photograph of any interior label, maker tag, or hardware engraving.",
                    "photo 2: Interior back wall and all pockets are not fully shown for possible labels.",
                    "photo 1-4: Bottom, side seams, and full strap attachments are not shown."
                ],
                "authenticity_concerns": [
                    "photo 1-4: No Coach identifier is visible, and the textile frame-clutch construction is inconsistent with the primary vintage Coach handbag population."
                ],
                "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 1-3: Gold-tone framed kisslock closure with a metal chain strap; no Coach engraving is visible.",
                    "leather_description": "photo 1 and 4: No leather is visible; exterior appears to be metallic floral woven textile.",
                    "lining_description": "photo 2 and 4: Light satin-like fabric lining with visible creasing and discoloration\/staining.",
                    "strap_construction": "photo 1 and 3: Metal chain shoulder strap attached at the frame.",
                    "stitching_description": "photo 1 and 4: Textile edge and frame attachment are visible, but stitching quality cannot be assessed comprehensively."
                },
                "possible_model_reasoning": [
                    "photo 1-4: No Coach model is a reasonable match; this resembles a generic vintage or vintage-inspired framed evening clutch.",
                    "photo 1-4: The seller's 'vintage' wording is weak evidence only; the photos support an older-style accessory but do not establish a specific manufacturing era.",
                    "photo 2 and 4: Condition appears Good or Fair due to lining creasing and visible brownish discoloration; odor, mold, and closure function are unknown."
                ],
                "confidence": 0.83,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2: non-leather brocade body and satin lining inconsistent with vintage Coach glove-tanned construction"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1, photo 2: no creed patch or brand mark visible - no interior brand label shown",
                    "photo 1: back, side, bottom views not shown",
                    "photo 2: interior pocket \/ fabric tag not shown"
                ],
                "negative_evidence": [
                    "photo 1: body is gold brocade fabric with floral metallic thread, not glove-tanned leather",
                    "photo 2: interior is cream satin lining, not unlined suede",
                    "photo 1, photo 2: kisslock frame closure, not Coach turnlock",
                    "photo 1, photo 2: no creed patch, no COACH wordmark, no hangtag visible",
                    "photo 3: thin brass-tone chain strap, not Coach leather strap with brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with ball clasp (photo 1, photo 2) and brass-tone curb chain strap (photo 3)",
                    "leather_description": "no leather visible; gold\/cream floral brocade fabric (photo 1, photo 4)",
                    "lining_description": "cream satin-like fabric lining (photo 2)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "metal chain strap attached to frame (photo 1, photo 3)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any photo; materials (brocade, satin) and kisslock frame do not match any Coach catalog style",
                    "Cashin-era kisslock bags were leather with striped linings and hardware, not brocade evening clutch - silhouette alone not a match",
                    "Condition: Good per seller; photo 4 shows minor spotting on brocade, photo 2 shows lining wrinkles but no major damage visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17075,
            "output_tokens": 675,
            "total_tokens": 17750,
            "estimated_cost_usd": 0.00845
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17535,
            "output_tokens": 1260,
            "total_tokens": 18795,
            "estimated_cost_usd": 0.004515
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}