Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.81,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.93,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a shoulder bag with a crescent-like textile body and long shoulder straps."
    ],
    "negative_evidence": [
        "photo 1: Bag is constructed from chunky orange knit\/crochet textile rather than Coach's typical leather, coated canvas, or signature jacquard materials.",
        "photos 1-4: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, leather hangtag, turnlock, or Coach-associated hardware.",
        "photos 1-4: The body, straps, and black charm appear textile-based; no solid brass or other recognizable Coach construction is visible.",
        "listing title and seller brand: Described as unbranded crochet rather than Coach; seller text is weak evidence but consistent with the visible construction.",
        "photo 1: entire bag is chunky knit\/crochet chenille yarn, not leather",
        "photo 1-3: no brass hardware, no turnlock, no leather trim",
        "photo 1-3: no creed patch, no COACH wordmark, no hangtag visible",
        "photo 2-3: handmade crochet construction with black yarn bow charm, inconsistent with Coach manufacturing"
    ],
    "missing_information": [
        "photo 1: Interior, closure, and any sewn-in brand or care label are not shown.",
        "photos 1-4: Bottom, interior seams, and close-ups of any attachments or labels are not provided.",
        "photos 1-4: Exact dimensions and material composition are not stated."
    ],
    "authenticity_concerns": [
        "photos 1-4: The crochet construction is inconsistent with the documented vintage Coach handbag population and provides no Coach identifier; it is best treated as a non-Coach textile bag."
    ],
    "possible_model_reasoning": [
        "photos 1-4: The crescent shoulder-bag silhouette is generic and does not correspond sufficiently to a documented Coach model without a Coach identifier.",
        "photos 1-4: Material and construction support a modern handmade, craft, or unbranded textile bag rather than a vintage Coach bag.",
        "Condition: Good to Very Good visually; no obvious major damage is visible, but the interior, closure, and attachment points are not shown.",
        "Not a Coach silhouette or material; crochet textile crescent bag with no Coach identifiers; no model match; Condition: Good handmade appearance with no visible damage in photos 1-3"
    ],
    "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": "photos 1-4: No conventional handbag hardware is visible; a black textile charm or tie is attached near the upper opening.",
        "leather_description": "photos 1-4: No leather is visible; the bag appears made from chunky orange knit\/crochet textile.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-4: Long orange textile shoulder straps appear integrated into or knotted onto the crocheted bag body.",
        "stitching_description": "photos 1-4: Crochet\/knit construction is visible; conventional leather-bag stitching and edge finishing are not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a shoulder bag with a crescent-like textile body and long shoulder straps."
                ],
                "negative_evidence": [
                    "photo 1: Bag is constructed from chunky orange knit\/crochet textile rather than Coach's typical leather, coated canvas, or signature jacquard materials.",
                    "photos 1-4: No visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, leather hangtag, turnlock, or Coach-associated hardware.",
                    "photos 1-4: The body, straps, and black charm appear textile-based; no solid brass or other recognizable Coach construction is visible.",
                    "listing title and seller brand: Described as unbranded crochet rather than Coach; seller text is weak evidence but consistent with the visible construction."
                ],
                "missing_information": [
                    "photo 1: Interior, closure, and any sewn-in brand or care label are not shown.",
                    "photos 1-4: Bottom, interior seams, and close-ups of any attachments or labels are not provided.",
                    "photos 1-4: Exact dimensions and material composition are not stated."
                ],
                "authenticity_concerns": [
                    "photos 1-4: The crochet construction is inconsistent with the documented vintage Coach handbag population and provides no Coach identifier; it is best treated as a non-Coach textile bag."
                ],
                "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": "photos 1-4: No conventional handbag hardware is visible; a black textile charm or tie is attached near the upper opening.",
                    "leather_description": "photos 1-4: No leather is visible; the bag appears made from chunky orange knit\/crochet textile.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-4: Long orange textile shoulder straps appear integrated into or knotted onto the crocheted bag body.",
                    "stitching_description": "photos 1-4: Crochet\/knit construction is visible; conventional leather-bag stitching and edge finishing are not visible."
                },
                "possible_model_reasoning": [
                    "photos 1-4: The crescent shoulder-bag silhouette is generic and does not correspond sufficiently to a documented Coach model without a Coach identifier.",
                    "photos 1-4: Material and construction support a modern handmade, craft, or unbranded textile bag rather than a vintage Coach bag.",
                    "Condition: Good to Very Good visually; no obvious major damage is visible, but the interior, closure, and attachment points are not shown."
                ],
                "confidence": 0.91,
                "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": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.95,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: entire bag is chunky knit\/crochet chenille yarn, not leather",
                    "photo 1-3: no brass hardware, no turnlock, no leather trim",
                    "photo 1-3: no creed patch, no COACH wordmark, no hangtag visible",
                    "photo 2-3: handmade crochet construction with black yarn bow charm, inconsistent with Coach manufacturing"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible",
                    "leather_description": "not_visible - no leather; orange chunky chenille crochet knit",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - crochet loops, not stitched leather",
                    "strap_construction": "integrated crochet yarn shoulder straps, same material as body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette or material; crochet textile crescent bag with no Coach identifiers; no model match; Condition: Good handmade appearance with no visible damage in photos 1-3"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
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            "output_tokens": 707,
            "total_tokens": 22641,
            "estimated_cost_usd": 0.01047
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}