Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.865,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: exterior is a textile bag with a geometric square pattern, not vintage Coach glove-tanned leather or Coach signature canvas.",
        "photos 1-2: visible black fabric lining and nylon-like zippered compartments are inconsistent with classic vintage Coach construction.",
        "photos 2-5: black webbing strap and dark lightweight-looking hardware do not match the solid brass hardware typical of vintage Coach classics.",
        "photos 1-5: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photo 2,4,5: body is woven tapestry with geometric squares in black\/tan\/brown, not glove-tanned leather",
        "photo 3: strap is black nylon webbing with black plastic side-release buckle, not leather with solid brass hardware",
        "photo 1: white synthetic lining, not unlined suede glove-tanned interior",
        "photo 2,4: black zip tops with plastic pulls, no turnlock, no brass, no leather hangtag, no COACH wordmark",
        "photo 2-5: overall construction and materials are modern synthetic fast-fashion crossbody, inconsistent with any vintage Coach era"
    ],
    "missing_information": [
        "A clear full interior view and all labels\/tags, although the visible construction already strongly indicates a non-Coach textile bag.",
        "Close-ups of zipper pulls and hardware stamps, if any.",
        "Full back, bottom, and strap-attachment views for complete condition assessment.",
        "No leather creed patch visible in any photo - no interior back-wall patch shown",
        "No brand mark, wordmark, hangtag, or made-in line visible to verify maker",
        "No hardware close-up showing zipper brand stamp"
    ],
    "authenticity_concerns": [],
    "possible_model_reasoning": [
        "The approximately 10-inch-wide crossbody silhouette and two zippered compartments identify it as a small textile crossbody purse, but there is no credible match to a Coach leather or Coach signature-canvas model.",
        "Condition: Good from the available photos; the bag appears usable, but interior cleanliness, odor, bottom wear, and strap wear are not fully documented.",
        "Silhouette is small flat double-zip crossbody ~9-10 in wide per ruler in photo 4-5, does not match any catalog Coach classic shape",
        "Materials - tapestry\/nylon\/plastic\/white synthetic lining - exclude Coach glove-tanned classics and Signature canvas lines",
        "No creed, wordmark, hangtag, brass turnlock, or leather present to support any Coach model",
        "Condition: Good; fabric shows no major tears in photos but full condition not gradable without closer inspection"
    ],
    "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 2-5: dark-colored zipper hardware, strap adjuster, and clip hardware; no Coach engraving is visible.",
        "leather_description": "photos 2-5: no leather body is visible; exterior appears to be woven or embroidered textile with black fabric trim.",
        "lining_description": "photo 1: light-colored fabric lining is visible inside the zippered compartments.",
        "strap_construction": "photos 3-5: adjustable black webbing crossbody strap with dark clips and adjuster hardware.",
        "stitching_description": "photos 1-5: machine-sewn textile construction is visible; stitching appears functional but fine workmanship cannot be assessed in detail."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: exterior is a textile bag with a geometric square pattern, not vintage Coach glove-tanned leather or Coach signature canvas.",
                    "photos 1-2: visible black fabric lining and nylon-like zippered compartments are inconsistent with classic vintage Coach construction.",
                    "photos 2-5: black webbing strap and dark lightweight-looking hardware do not match the solid brass hardware typical of vintage Coach classics.",
                    "photos 1-5: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or Coach hangtag is visible."
                ],
                "missing_information": [
                    "A clear full interior view and all labels\/tags, although the visible construction already strongly indicates a non-Coach textile bag.",
                    "Close-ups of zipper pulls and hardware stamps, if any.",
                    "Full back, bottom, and strap-attachment views for complete condition assessment."
                ],
                "authenticity_concerns": [],
                "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 2-5: dark-colored zipper hardware, strap adjuster, and clip hardware; no Coach engraving is visible.",
                    "leather_description": "photos 2-5: no leather body is visible; exterior appears to be woven or embroidered textile with black fabric trim.",
                    "lining_description": "photo 1: light-colored fabric lining is visible inside the zippered compartments.",
                    "strap_construction": "photos 3-5: adjustable black webbing crossbody strap with dark clips and adjuster hardware.",
                    "stitching_description": "photos 1-5: machine-sewn textile construction is visible; stitching appears functional but fine workmanship cannot be assessed in detail."
                },
                "possible_model_reasoning": [
                    "The approximately 10-inch-wide crossbody silhouette and two zippered compartments identify it as a small textile crossbody purse, but there is no credible match to a Coach leather or Coach signature-canvas model.",
                    "Condition: Good from the available photos; the bag appears usable, but interior cleanliness, odor, bottom wear, and strap wear are not fully documented."
                ],
                "confidence": 0.88,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No leather creed patch visible in any photo - no interior back-wall patch shown",
                    "No brand mark, wordmark, hangtag, or made-in line visible to verify maker",
                    "No hardware close-up showing zipper brand stamp"
                ],
                "negative_evidence": [
                    "photo 2,4,5: body is woven tapestry with geometric squares in black\/tan\/brown, not glove-tanned leather",
                    "photo 3: strap is black nylon webbing with black plastic side-release buckle, not leather with solid brass hardware",
                    "photo 1: white synthetic lining, not unlined suede glove-tanned interior",
                    "photo 2,4: black zip tops with plastic pulls, no turnlock, no brass, no leather hangtag, no COACH wordmark",
                    "photo 2-5: overall construction and materials are modern synthetic fast-fashion crossbody, inconsistent with any vintage Coach era"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "black plastic zippers and black plastic side-release buckle on strap; no brass, no turnlock, no engraved hardware visible",
                    "leather_description": "no leather visible; body appears woven tapestry fabric with black fabric trim",
                    "lining_description": "white synthetic fabric lining visible in photo 1",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; generic edge stitching on fabric, no matched leather stitching visible",
                    "strap_construction": "black nylon webbing crossbody strap, adjustable with plastic buckle, sewn to bag",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is small flat double-zip crossbody ~9-10 in wide per ruler in photo 4-5, does not match any catalog Coach classic shape",
                    "Materials - tapestry\/nylon\/plastic\/white synthetic lining - exclude Coach glove-tanned classics and Signature canvas lines",
                    "No creed, wordmark, hangtag, brass turnlock, or leather present to support any Coach model",
                    "Condition: Good; fabric shows no major tears in photos but full condition not gradable without closer inspection"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17270,
            "output_tokens": 706,
            "total_tokens": 17976,
            "estimated_cost_usd": 0.008602
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17594,
            "output_tokens": 1188,
            "total_tokens": 18782,
            "estimated_cost_usd": 0.004469
        }
    ]
}