Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.51,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.715,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.845,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Exterior is covered in dense black beadwork rather than Coach's characteristic leather, coated canvas, or leather-trim construction.",
        "photo 1: Interior is fabric-lined with a gathered frame opening, not a visible classic Coach leather-bag layout.",
        "photo 1: Closure appears to be a small gold-tone frame clasp rather than a recognizable Coach turnlock.",
        "photos 2-6: No COACH wordmark, carriage, creed patch, hangtag, or readable style\/serial marking is visible.",
        "photos 3 and 5: Beaded exterior and textile construction are inconsistent with the typical vintage Coach population.",
        "photo 3: body is all-over black glass beading, not glove-tanned leather - beads\/plastic construction caps coach_probability per triage rule",
        "photo 1: interior is black ribbed fabric lining with no leather creed patch on back wall or slip pocket",
        "photo 1, photo 2, photo 4: closure is small gold-tone kisslock\/clasp frame, not Coach turnlock geometry",
        "photo 3, photo 5: no COACH wordmark, horse-and-carriage, hangtag, or solid-brass hardware visible on exterior",
        "photo 1-6: no leather, no unlined suede interior, no Talon\/YKK leather-trim zip, no dogleash clips or brass turnlock"
    ],
    "missing_information": [
        "photo 1: The interior does not show a creed or brand label; request a close, straight-on photograph of every interior label or pocket.",
        "photo 1: Request close-ups of the clasp, any zipper pulls, and all seams for maker markings.",
        "photos 1-6: Strap or chain construction is not clearly shown; request a full-length strap\/chain photograph.",
        "photos 1-6: Exact dimensions and underside\/bottom condition are not provided.",
        "No Coach identifiers visible to verify - no creed patch, wordmark, hangtag, or leather construction shown in any photo",
        "Seller-stated dimensions, brand label, and exterior bottom\/side views not provided",
        "Strap presence\/length unknown - no strap shown in photos 1-6"
    ],
    "authenticity_concerns": [
        "photos 1-6: The materials and beaded evening-bag construction do not match the usual Coach handbag identifiers; it is most likely a non-Coach vintage or secondhand beaded bag rather than a misidentified Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the beaded frame-purse silhouette and textile lining are outside the listed vintage Coach classic construction.",
        "Condition appears approximately Very Good based on the visible intact beadwork and lining, although strap condition, odor, and complete interior condition are unknown.",
        "Beaded evening clutch silhouette with kisslock frame does not match any Coach classic catalog style in \u00a74 - Coach did not make beaded bags; construction alone excludes Coach",
        "No creed, serial, wordmark, hangtag, leather, or brass turnlock visible in 6 photos despite clear interior and exterior views",
        "Condition: Good to Very Good as beaded evening bag; beading appears intact in photo 3 and photo 5, fabric lining clean in photo 1 and photo 2, but close bead loss and frame function cannot be verified"
    ],
    "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, 2 and 4: Small gold-tone frame-style clasp components are visible; no Coach engraving is legible.",
        "leather_description": "photos 3, 5 and 6: No leather body or trim is visible; exterior appears to be dense black beadwork.",
        "lining_description": "photos 1, 2 and 4: Black gathered textile lining is visible; no printed brand lining or label is apparent.",
        "strap_construction": "not_visible - no strap or strap attachments shown",
        "stitching_description": "photos 1, 2 and 4: Interior fabric seams and gathered edges are visible, but stitch quality and construction details are limited by the photos."
    },
    "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": 0.62,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Exterior is covered in dense black beadwork rather than Coach's characteristic leather, coated canvas, or leather-trim construction.",
                    "photo 1: Interior is fabric-lined with a gathered frame opening, not a visible classic Coach leather-bag layout.",
                    "photo 1: Closure appears to be a small gold-tone frame clasp rather than a recognizable Coach turnlock.",
                    "photos 2-6: No COACH wordmark, carriage, creed patch, hangtag, or readable style\/serial marking is visible.",
                    "photos 3 and 5: Beaded exterior and textile construction are inconsistent with the typical vintage Coach population."
                ],
                "missing_information": [
                    "photo 1: The interior does not show a creed or brand label; request a close, straight-on photograph of every interior label or pocket.",
                    "photo 1: Request close-ups of the clasp, any zipper pulls, and all seams for maker markings.",
                    "photos 1-6: Strap or chain construction is not clearly shown; request a full-length strap\/chain photograph.",
                    "photos 1-6: Exact dimensions and underside\/bottom condition are not provided."
                ],
                "authenticity_concerns": [
                    "photos 1-6: The materials and beaded evening-bag construction do not match the usual Coach handbag identifiers; it is most likely a non-Coach vintage or secondhand beaded bag rather than a misidentified Coach 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, 2 and 4: Small gold-tone frame-style clasp components are visible; no Coach engraving is legible.",
                    "leather_description": "photos 3, 5 and 6: No leather body or trim is visible; exterior appears to be dense black beadwork.",
                    "lining_description": "photos 1, 2 and 4: Black gathered textile lining is visible; no printed brand lining or label is apparent.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photos 1, 2 and 4: Interior fabric seams and gathered edges are visible, but stitch quality and construction details are limited by the photos."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the beaded frame-purse silhouette and textile lining are outside the listed vintage Coach classic construction.",
                    "Condition appears approximately Very Good based on the visible intact beadwork and lining, although strap condition, odor, and complete interior condition are unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "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": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach identifiers visible to verify - no creed patch, wordmark, hangtag, or leather construction shown in any photo",
                    "Seller-stated dimensions, brand label, and exterior bottom\/side views not provided",
                    "Strap presence\/length unknown - no strap shown in photos 1-6"
                ],
                "negative_evidence": [
                    "photo 3: body is all-over black glass beading, not glove-tanned leather - beads\/plastic construction caps coach_probability per triage rule",
                    "photo 1: interior is black ribbed fabric lining with no leather creed patch on back wall or slip pocket",
                    "photo 1, photo 2, photo 4: closure is small gold-tone kisslock\/clasp frame, not Coach turnlock geometry",
                    "photo 3, photo 5: no COACH wordmark, horse-and-carriage, hangtag, or solid-brass hardware visible on exterior",
                    "photo 1-6: no leather, no unlined suede interior, no Talon\/YKK leather-trim zip, no dogleash clips or brass turnlock"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small gold-tone kisslock \/ clasp frame at top edges visible in photo 1, photo 2, photo 4; no turnlock, no engraved branding visible",
                    "leather_description": "no leather visible; exterior is black beaded textile over fabric base",
                    "lining_description": "black ribbed fabric interior visible in photo 1, photo 2, photo 4; gathered at frame",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beaded construction obscures stitching",
                    "strap_construction": "not_visible - no strap or strap attachments shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Beaded evening clutch silhouette with kisslock frame does not match any Coach classic catalog style in \u00a74 - Coach did not make beaded bags; construction alone excludes Coach",
                    "No creed, serial, wordmark, hangtag, leather, or brass turnlock visible in 6 photos despite clear interior and exterior views",
                    "Condition: Good to Very Good as beaded evening bag; beading appears intact in photo 3 and photo 5, fabric lining clean in photo 1 and photo 2, but close bead loss and frame function cannot be verified"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17785,
            "output_tokens": 781,
            "total_tokens": 18566,
            "estimated_cost_usd": 0.008988
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18120,
            "output_tokens": 1258,
            "total_tokens": 19378,
            "estimated_cost_usd": 0.00463
        }
    ]
}