Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.015,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.67,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.875,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: visible shoulder-bag form with a black strap and textile body."
    ],
    "negative_evidence": [
        "photo 1: body is visibly crochet\/textile with multicolored yarn fringe and a floral motif, not leather or Coach signature canvas.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or recognizable Coach hardware.",
        "Listing title identifies the item as handmade crochet and seller brand as unbranded.",
        "photo 1: bag is handmade black\/white crochet\/granny-square textile, not leather",
        "photo 1: no solid brass hardware, no turnlock, no leather hangtag, no creed patch visible",
        "photo 1: crochet\/macrame construction explicitly excluded as Coach unless identifier visible"
    ],
    "missing_information": [
        "Interior view and any sewn-in maker label are not shown.",
        "Full front, back, bottom, strap attachment, and closure views are not shown.",
        "no interior, bottom, hardware close-up or creed views, but not needed given non-leather construction"
    ],
    "authenticity_concerns": [
        "photo 1: crochet construction is inconsistent with the vintage leather handbag population used for Coach identification; no Coach identifiers are visible."
    ],
    "possible_model_reasoning": [
        "photo 1 silhouette is a soft crochet hobo\/tote with no Coach catalog match; materials and construction inconsistent with any vintage Coach line",
        "Condition: not graded as Coach; appears handmade used textile 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",
        "leather_description": "Crochet yarn\/textile body visible in photo 1; leather is not visible.",
        "lining_description": "not_visible",
        "strap_construction": "Black textile or narrow strap visible in photo 1; attachment details are not visible.",
        "stitching_description": "Crochet construction is visible; conventional handbag stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0023,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.93,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.79,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: visible shoulder-bag form with a black strap and textile body."
                ],
                "negative_evidence": [
                    "photo 1: body is visibly crochet\/textile with multicolored yarn fringe and a floral motif, not leather or Coach signature canvas.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or recognizable Coach hardware.",
                    "Listing title identifies the item as handmade crochet and seller brand as unbranded."
                ],
                "missing_information": [
                    "Interior view and any sewn-in maker label are not shown.",
                    "Full front, back, bottom, strap attachment, and closure views are not shown."
                ],
                "authenticity_concerns": [
                    "photo 1: crochet construction is inconsistent with the vintage leather handbag population used for Coach identification; no Coach identifiers are visible."
                ],
                "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": "Crochet yarn\/textile body visible in photo 1; leather is not visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "Black textile or narrow strap visible in photo 1; attachment details are not visible.",
                    "stitching_description": "Crochet construction is visible; conventional handbag stitching is not assessable."
                },
                "possible_model_reasoning": [],
                "confidence": 0.9,
                "recommended_max_bid": 10,
                "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": 0.85,
                "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 interior, bottom, hardware close-up or creed views, but not needed given non-leather construction"
                ],
                "negative_evidence": [
                    "photo 1: bag is handmade black\/white crochet\/granny-square textile, not leather",
                    "photo 1: no solid brass hardware, no turnlock, no leather hangtag, no creed patch visible",
                    "photo 1: crochet\/macrame construction explicitly excluded as Coach unless identifier visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible",
                    "leather_description": "not_visible - no leather; crochet yarn textile in black and white",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - crochet stitches, not leather stitching",
                    "strap_construction": "photo 1: long black crochet textile shoulder straps, no brass hardware visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 silhouette is a soft crochet hobo\/tote with no Coach catalog match; materials and construction inconsistent with any vintage Coach line",
                    "Condition: not graded as Coach; appears handmade used textile bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17373,
            "output_tokens": 406,
            "total_tokens": 17779,
            "estimated_cost_usd": 0.007924
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17831,
            "output_tokens": 745,
            "total_tokens": 18576,
            "estimated_cost_usd": 0.004162
        }
    ]
}