Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.055,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.615,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.8,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is made from brightly patterned textile with decorative fabric panels rather than the solid leather construction typical of vintage Coach classics.",
        "photo 2: interior shows a repeating printed fabric lining; no Coach creed, wordmark, carriage, or serial tag is visible.",
        "photo 1: no visible Coach-style turnlock, leather hangtag, or recognizable Coach hardware.",
        "photo 1: quilted cotton\/polyester fabric body with all-over print and paisley panels, not glove-tanned leather",
        "photo 1: double fabric shoulder handles, no brass hardware, no turnlock, no leather hangtag",
        "photo 2, photo 3: printed fabric interior lining, no leather creed patch visible",
        "photo 1: silhouette is a quilted barrel\/duffel-style fabric purse inconsistent with any vintage Coach catalog style"
    ],
    "missing_information": [
        "photo 1: bottom, side seams, and handle attachments are not shown closely.",
        "photos 2-3: no clear interior label, care tag, or brand tag is visible; request a straight-on photograph of every interior pocket and seam.",
        "photo 1: zipper and hardware close-ups are missing.",
        "No exterior bottom\/side close-ups or dimensions, but not needed for Coach determination given fabric construction"
    ],
    "authenticity_concerns": [
        "photo 1: textile construction and decorative paisley\/floral pattern do not match the expected materials and construction of the likely vintage Coach population.",
        "photos 2-3: absence of any visible Coach identifier leaves no basis to distinguish Coach from a generic or other textile handbag."
    ],
    "possible_model_reasoning": [
        "Quilted fabric construction with printed cotton\/polyester and paisley trim excludes vintage Coach glove-tanned leather classics per Step 1 triage",
        "No creed patch, wordmark, hangtag, brass turnlock, or leather observed in any photo",
        "Silhouette and materials consistent with mass-market quilted fabric brand e.g. Vera Bradley-type, not any Coach style in catalog",
        "Condition: appears used but intact from limited views; no grade assigned as non-Coach generic bag"
    ],
    "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": "not_visible - no metal hardware visible; red zipper teeth visible in interior photos",
        "leather_description": "photo 1: no leather body is visible; the exterior appears to be patterned textile.",
        "lining_description": "photos 2-3: dark printed textile lining with repeated small floral or leaf motifs; several slip pockets are visible.",
        "strap_construction": "photo 1: two long matching textile shoulder handles, apparently sewn into the body; close attachment details are not visible.",
        "stitching_description": "photo 1: visible textile seams and decorative edge trim; stitch quality cannot be reliably assessed from the available resolution."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.68,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is made from brightly patterned textile with decorative fabric panels rather than the solid leather construction typical of vintage Coach classics.",
                    "photo 2: interior shows a repeating printed fabric lining; no Coach creed, wordmark, carriage, or serial tag is visible.",
                    "photo 1: no visible Coach-style turnlock, leather hangtag, or recognizable Coach hardware."
                ],
                "missing_information": [
                    "photo 1: bottom, side seams, and handle attachments are not shown closely.",
                    "photos 2-3: no clear interior label, care tag, or brand tag is visible; request a straight-on photograph of every interior pocket and seam.",
                    "photo 1: zipper and hardware close-ups are missing."
                ],
                "authenticity_concerns": [
                    "photo 1: textile construction and decorative paisley\/floral pattern do not match the expected materials and construction of the likely vintage Coach population.",
                    "photos 2-3: absence of any visible Coach identifier leaves no basis to distinguish Coach from a generic or other textile handbag."
                ],
                "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": "not_visible",
                    "leather_description": "photo 1: no leather body is visible; the exterior appears to be patterned textile.",
                    "lining_description": "photos 2-3: dark printed textile lining with repeated small floral or leaf motifs; several slip pockets are visible.",
                    "strap_construction": "photo 1: two long matching textile shoulder handles, apparently sewn into the body; close attachment details are not visible.",
                    "stitching_description": "photo 1: visible textile seams and decorative edge trim; stitch quality cannot be reliably assessed from the available resolution."
                },
                "possible_model_reasoning": [],
                "confidence": 0.72,
                "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": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No exterior bottom\/side close-ups or dimensions, but not needed for Coach determination given fabric construction"
                ],
                "negative_evidence": [
                    "photo 1: quilted cotton\/polyester fabric body with all-over print and paisley panels, not glove-tanned leather",
                    "photo 1: double fabric shoulder handles, no brass hardware, no turnlock, no leather hangtag",
                    "photo 2, photo 3: printed fabric interior lining, no leather creed patch visible",
                    "photo 1: silhouette is a quilted barrel\/duffel-style fabric purse inconsistent with any vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible; red zipper teeth visible in interior photos",
                    "leather_description": "no leather visible - red quilted fabric with small print and navy paisley end panels",
                    "lining_description": "photo 2, photo 3: dark printed fabric lining with light motif, quilted red fabric at top edge",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: diamond quilt stitching on fabric body and handles",
                    "strap_construction": "photo 1: double fixed fabric shoulder handles, sewn to body, quilted matching fabric",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Quilted fabric construction with printed cotton\/polyester and paisley trim excludes vintage Coach glove-tanned leather classics per Step 1 triage",
                    "No creed patch, wordmark, hangtag, brass turnlock, or leather observed in any photo",
                    "Silhouette and materials consistent with mass-market quilted fabric brand e.g. Vera Bradley-type, not any Coach style in catalog",
                    "Condition: appears used but intact from limited views; no grade assigned as non-Coach generic bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16393,
            "output_tokens": 572,
            "total_tokens": 16965,
            "estimated_cost_usd": 0.00793
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16700,
            "output_tokens": 901,
            "total_tokens": 17601,
            "estimated_cost_usd": 0.004061
        }
    ]
}