Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.035,
    "vintage_probability": 0.19,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.78,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: A handbag with a leather-like exterior and shoulder strap is clearly shown.",
        "photo 5: The bag has a structured flap silhouette and appears to be made from textured leather or coated material.",
        "photo 1,5: leather flap shoulder handbag silhouette of a type that could hide misidentified vintage pieces in general"
    ],
    "negative_evidence": [
        "photo 1: The exterior is covered in an ornate repeating scroll motif, not a recognizable Coach Signature C pattern or documented vintage Coach construction.",
        "photos 1-6: No COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or hangtag is visible.",
        "photos 1-6: No characteristic vintage Coach brass turnlock or other identifiable Coach hardware is visible.",
        "photos 1-6: The visible material has a heavily embossed\/printed decorative finish rather than the smooth glove-tanned leather typical of classic vintage Coach bags.",
        "listing text: Seller describes the item only as an unbranded leather purse, providing no useful Coach-specific evidence.",
        "photo 1,5: all-over embossed\/tooled baroque pattern with antiqued gold highlighting - not vintage Coach glove-tanned smooth leather",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1,4,5: no solid brass turnlock, buckle, D-rings or dogleash clips visible; closure appears to be unadorned flap",
        "photo 1,5,6: thin flat fixed shoulder strap with no brass adjustment hardware - inconsistent with 1970s-1990s Coach classics",
        "photo 2,3: surface crazing\/crackled finish and embossed pattern inconsistent with glove-tanned cowhide described in creed eras"
    ],
    "missing_information": [
        "photo 1-6: Interior, lining, and any interior label or creed patch are not shown.",
        "photo 1-6: No close-up of the closure, hardware, zipper, or strap attachment is provided.",
        "photo 1-6: Bottom, back, and full side construction details are incomplete.",
        "photo 1-6: Seller-stated dimensions and material composition are not provided.",
        "photo 1-6: interior not shown - no creed patch, lining, or interior pockets visible",
        "photo 1-6: no bottom, back-wall, or close-up hardware views to check for wordmark or stamps",
        "photo 1-6: no hangtag or creed close-up in raking light",
        "photo 4: closure type under flap not shown"
    ],
    "authenticity_concerns": [
        "photos 1-6: The ornate scroll surface and absence of all Coach identifiers are more consistent with a generic decorative handbag than with Coach.",
        "photos 1-6: Because the interior and labels are not shown, a definitive brand assessment is not possible, but there is no visible evidence supporting Coach manufacture."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the visible pattern, silhouette, and lack of identifiers do not match a sufficiently specific Coach catalog style.",
        "Condition: approximately Good based on visible extensive surface wear, rubbing, and scuffing across the patterned exterior (photos 1-6); interior and functional hardware condition are unknown.",
        "No Coach model fits: embossed patterned leather, absence of turnlock\/brass hardware, thin sewn-on strap, and lack of any creed\/wordmark\/hangtag are inconsistent with City Bag, Willis, Court, Dinky and other 1980s-1990s classics",
        "Condition: Good to Very Good exterior for a generic bag; crackled finish and edge wear visible photo 2-3, but no interior, bottom or strap-fold views 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": "not_visible - no turnlock, buckle, zipper pull or other hardware shown in photos 1-6",
        "leather_description": "photo 1: Dark leather-like exterior with a highly textured, repeating gold-and-black ornamental scroll pattern; exact material is not verifiable.",
        "lining_description": "not_visible",
        "strap_construction": "photos 4-6: Narrow single shoulder strap attached at the upper side edges; attachment hardware is only partially visible.",
        "stitching_description": "photos 1-6: Perimeter stitching is visible in places but too small to assess consistently."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: A handbag with a leather-like exterior and shoulder strap is clearly shown.",
                    "photo 5: The bag has a structured flap silhouette and appears to be made from textured leather or coated material."
                ],
                "negative_evidence": [
                    "photo 1: The exterior is covered in an ornate repeating scroll motif, not a recognizable Coach Signature C pattern or documented vintage Coach construction.",
                    "photos 1-6: No COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or hangtag is visible.",
                    "photos 1-6: No characteristic vintage Coach brass turnlock or other identifiable Coach hardware is visible.",
                    "photos 1-6: The visible material has a heavily embossed\/printed decorative finish rather than the smooth glove-tanned leather typical of classic vintage Coach bags.",
                    "listing text: Seller describes the item only as an unbranded leather purse, providing no useful Coach-specific evidence."
                ],
                "missing_information": [
                    "photo 1-6: Interior, lining, and any interior label or creed patch are not shown.",
                    "photo 1-6: No close-up of the closure, hardware, zipper, or strap attachment is provided.",
                    "photo 1-6: Bottom, back, and full side construction details are incomplete.",
                    "photo 1-6: Seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photos 1-6: The ornate scroll surface and absence of all Coach identifiers are more consistent with a generic decorative handbag than with Coach.",
                    "photos 1-6: Because the interior and labels are not shown, a definitive brand assessment is not possible, but there is no visible evidence supporting Coach manufacture."
                ],
                "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: Dark leather-like exterior with a highly textured, repeating gold-and-black ornamental scroll pattern; exact material is not verifiable.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 4-6: Narrow single shoulder strap attached at the upper side edges; attachment hardware is only partially visible.",
                    "stitching_description": "photos 1-6: Perimeter stitching is visible in places but too small to assess consistently."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the visible pattern, silhouette, and lack of identifiers do not match a sufficiently specific Coach catalog style.",
                    "Condition: approximately Good based on visible extensive surface wear, rubbing, and scuffing across the patterned exterior (photos 1-6); interior and functional hardware condition are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior not shown - no creed patch, lining, or interior pockets visible",
                    "photo 1-6: no bottom, back-wall, or close-up hardware views to check for wordmark or stamps",
                    "photo 1-6: no hangtag or creed close-up in raking light",
                    "photo 4: closure type under flap not shown"
                ],
                "negative_evidence": [
                    "photo 1,5: all-over embossed\/tooled baroque pattern with antiqued gold highlighting - not vintage Coach glove-tanned smooth leather",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1,4,5: no solid brass turnlock, buckle, D-rings or dogleash clips visible; closure appears to be unadorned flap",
                    "photo 1,5,6: thin flat fixed shoulder strap with no brass adjustment hardware - inconsistent with 1970s-1990s Coach classics",
                    "photo 2,3: surface crazing\/crackled finish and embossed pattern inconsistent with glove-tanned cowhide described in creed eras"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no turnlock, buckle, zipper pull or other hardware shown in photos 1-6",
                    "leather_description": "photo 1-6: dark brown\/black leather with all-over embossed baroque\/scroll pattern with gold-tan antiquing in recesses; crackled glazed surface",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2: tone-matched straight edge stitching along flap edge visible; otherwise not_visible",
                    "strap_construction": "photo 1,5: thin flat fixed-length single shoulder strap in same embossed leather, sewn directly to body sides; no buckle adjustment or clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1,5: leather flap shoulder handbag silhouette of a type that could hide misidentified vintage pieces in general"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: embossed patterned leather, absence of turnlock\/brass hardware, thin sewn-on strap, and lack of any creed\/wordmark\/hangtag are inconsistent with City Bag, Willis, Court, Dinky and other 1980s-1990s classics",
                    "Condition: Good to Very Good exterior for a generic bag; crackled finish and edge wear visible photo 2-3, but no interior, bottom or strap-fold views so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 784,
            "total_tokens": 18854,
            "estimated_cost_usd": 0.00911
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18620,
            "output_tokens": 1224,
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            "estimated_cost_usd": 0.004703
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}