Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.195,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.895,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [
        "photo 5: is a shoulder tote handbag shape 14x11 in per seller"
    ],
    "negative_evidence": [
        "photo 1: Bag is made from woven pictorial tapestry fabric with a front zip pocket, not the glove-tanned leather construction typical of vintage Coach.",
        "photo 6: Interior shows a synthetic-looking lining and a visible MADE IN CHINA fabric label.",
        "photo 1: Visible side label does not legibly show COACH, a Coach creed, or a recognizable Coach wordmark.",
        "photo 5: Overall souvenir tote silhouette and Las Vegas imagery do not match a specific Coach catalog model.",
        "photo 6: Seller states the bag is lightweight, fully lined, and made in China, all of which are inconsistent with classic unlined vintage Coach leather bags.",
        "photo 1: woven tapestry fabric body with Las Vegas souvenir motifs, not glove-tanned leather",
        "photo 1: small fabric tag reading Bovanov... on front zip pocket, not Coach creed or hangtag",
        "photo 5: flat black webbing shoulder straps, not leather buckle-adjust or dogleash straps",
        "photo 6: black synthetic lining and white MADE IN CHINA fabric tag, not unlined suede or Coach creed patch",
        "photo 1, photo 5: silver-tone coil zipper with plain pull, no solid brass turnlock or Talon brass hardware"
    ],
    "missing_information": [
        "photo 6: Interior is only partially shown; a full empty-interior view would confirm whether any additional brand label is present.",
        "photo 1: Side label is too small to read completely; a close-up could identify the actual maker.",
        "photo 2: Zipper pull and hardware close-ups are not provided.",
        "photo 3: Strap attachment and stitching are only partly visible.",
        "No Coach creed patch visible to inspect - none expected on this construction",
        "No leather, brass hardware or Coach wordmark details to verify - none visible"
    ],
    "authenticity_concerns": [
        "photo 1: No visible Coach identifier, creed patch, serial\/style number, Coach hangtag, or horse-and-carriage mark.",
        "photo 6: Made in China synthetic-lined tapestry construction is inconsistent with the classic vintage Coach styles this tool is intended to identify.",
        "photo 1: The pictorial tapestry and souvenir design are generic\/non-Coach rather than Coach Signature C canvas."
    ],
    "possible_model_reasoning": [
        "photo 5: The shape is a generic rectangular souvenir tote with double shoulder straps and an exterior zip pocket, not a close match for a Coach model.",
        "photo 6: The China label and synthetic-lined tapestry construction support a modern\/non-Coach souvenir bag assessment.",
        "Condition: Good as seller states; photos show normal textile wear and interior staining, but the bottom and some interior areas are not fully documented.",
        "Silhouette is a souvenir tapestry tote with front zip pocket and webbing straps - no Coach catalog style matches",
        "Materials - tapestry, webbing, synthetic lining - inconsistent with any vintage Coach glove-tanned classic",
        "No creed, wordmark, hangtag or brass hardware to decode; era from souvenir style and Made in China consistent with 1990s-Y2K tourist item",
        "Condition: Good; seller reports internal staining, photos show general use wear but no close bottom\/corner detail"
    ],
    "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: Dark zipper hardware and zipper pulls are visible; no turnlock, Coach engraving, or distinctive vintage brass hardware is visible.",
        "leather_description": "photo 1: No leather body is visible; the exterior is woven tapestry fabric with black textile trim.",
        "lining_description": "photo 6: Dark synthetic-looking fabric lining is visible, with a separate MADE IN CHINA fabric label and interior zip pocket.",
        "strap_construction": "photos 3-5: Two narrow black textile shoulder straps are attached to the tote body; no leather strap or Coach-style detachable hardware is visible.",
        "stitching_description": "photos 3-5: Basic textile tote construction with visible perimeter stitching and black trim; no distinctive Coach construction detail is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is made from woven pictorial tapestry fabric with a front zip pocket, not the glove-tanned leather construction typical of vintage Coach.",
                    "photo 6: Interior shows a synthetic-looking lining and a visible MADE IN CHINA fabric label.",
                    "photo 1: Visible side label does not legibly show COACH, a Coach creed, or a recognizable Coach wordmark.",
                    "photo 5: Overall souvenir tote silhouette and Las Vegas imagery do not match a specific Coach catalog model.",
                    "photo 6: Seller states the bag is lightweight, fully lined, and made in China, all of which are inconsistent with classic unlined vintage Coach leather bags."
                ],
                "missing_information": [
                    "photo 6: Interior is only partially shown; a full empty-interior view would confirm whether any additional brand label is present.",
                    "photo 1: Side label is too small to read completely; a close-up could identify the actual maker.",
                    "photo 2: Zipper pull and hardware close-ups are not provided.",
                    "photo 3: Strap attachment and stitching are only partly visible."
                ],
                "authenticity_concerns": [
                    "photo 1: No visible Coach identifier, creed patch, serial\/style number, Coach hangtag, or horse-and-carriage mark.",
                    "photo 6: Made in China synthetic-lined tapestry construction is inconsistent with the classic vintage Coach styles this tool is intended to identify.",
                    "photo 1: The pictorial tapestry and souvenir design are generic\/non-Coach rather than Coach Signature C canvas."
                ],
                "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: Dark zipper hardware and zipper pulls are visible; no turnlock, Coach engraving, or distinctive vintage brass hardware is visible.",
                    "leather_description": "photo 1: No leather body is visible; the exterior is woven tapestry fabric with black textile trim.",
                    "lining_description": "photo 6: Dark synthetic-looking fabric lining is visible, with a separate MADE IN CHINA fabric label and interior zip pocket.",
                    "strap_construction": "photos 3-5: Two narrow black textile shoulder straps are attached to the tote body; no leather strap or Coach-style detachable hardware is visible.",
                    "stitching_description": "photos 3-5: Basic textile tote construction with visible perimeter stitching and black trim; no distinctive Coach construction detail is visible."
                },
                "possible_model_reasoning": [
                    "photo 5: The shape is a generic rectangular souvenir tote with double shoulder straps and an exterior zip pocket, not a close match for a Coach model.",
                    "photo 6: The China label and synthetic-lined tapestry construction support a modern\/non-Coach souvenir bag assessment.",
                    "Condition: Good as seller states; photos show normal textile wear and interior staining, but the bottom and some interior areas are not fully documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach creed patch visible to inspect - none expected on this construction",
                    "No leather, brass hardware or Coach wordmark details to verify - none visible"
                ],
                "negative_evidence": [
                    "photo 1: woven tapestry fabric body with Las Vegas souvenir motifs, not glove-tanned leather",
                    "photo 1: small fabric tag reading Bovanov... on front zip pocket, not Coach creed or hangtag",
                    "photo 5: flat black webbing shoulder straps, not leather buckle-adjust or dogleash straps",
                    "photo 6: black synthetic lining and white MADE IN CHINA fabric tag, not unlined suede or Coach creed patch",
                    "photo 1, photo 5: silver-tone coil zipper with plain pull, no solid brass turnlock or Talon brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper pulls visible photo 1, photo 4; no brass turnlock, buckles, D-rings or rivets",
                    "leather_description": "not leather - woven tapestry fabric with Las Vegas casino print, black fabric trim",
                    "lining_description": "black synthetic fabric lining visible photo 6",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - edge binding visible but stitch detail not legible",
                    "strap_construction": "double flat black fabric webbing shoulder straps, sewn fixed, photo 5",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 5: is a shoulder tote handbag shape 14x11 in per seller"
                ],
                "possible_model_reasoning": [
                    "Silhouette is a souvenir tapestry tote with front zip pocket and webbing straps - no Coach catalog style matches",
                    "Materials - tapestry, webbing, synthetic lining - inconsistent with any vintage Coach glove-tanned classic",
                    "No creed, wordmark, hangtag or brass hardware to decode; era from souvenir style and Made in China consistent with 1990s-Y2K tourist item",
                    "Condition: Good; seller reports internal staining, photos show general use wear but no close bottom\/corner detail"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18267,
            "output_tokens": 845,
            "total_tokens": 19112,
            "estimated_cost_usd": 0.009335
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18821,
            "output_tokens": 1144,
            "total_tokens": 19965,
            "estimated_cost_usd": 0.004679
        }
    ]
}