Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.885,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: structured top-handle satchel handbag form with center flap closure - object is a handbag"
    ],
    "negative_evidence": [
        "photo 1: body is woven wicker\/rattan rather than Coach's characteristic leather, coated canvas, or signature canvas construction.",
        "photo 1: central round decorative clasp with a cross-shaped turning bar does not resemble Coach's classic oval or rounded-rectangle turnlock geometry.",
        "photo 4: interior has a bold printed polka-dot fabric lining, with no visible Coach wordmark or horse-and-carriage.",
        "photos 1-3: leather trim uses prominent contrasting whipstitching and decorative strapwork unlike the typical construction of the listed vintage Coach classics.",
        "photo 4: visible interior tag is too small and blurred to establish a Coach identification.",
        "photo 1, photo 3, photo 6: body is woven wicker\/rattan with leather-like trim - straw\/wicker construction; Coach vintage is glove-tanned leather, per triage rule coach_probability <=0.05",
        "photo 5: black fabric lining with white and red polka dots and white synthetic content tag - printed polyester lining, not unlined suede or Coach lining",
        "photo 1, photo 2: round bright gold-tone twist turnlock with large circular plate - chunky\/shiny plated geometry, not vintage Coach solid-brass turnlock geometry with oval back plate and slim tab",
        "photo 1, photo 2, photo 3, photo 6: black trim with heavy white contrast whipstitch\/lacing - mismatched thread and decorative lacing, not Coach tight matched stitching",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
    ],
    "missing_information": [
        "Straight-on close-up of the interior tag, including all wording and any number.",
        "Close-up of the clasp, hardware backs, and any zipper pulls for maker markings.",
        "Bottom, corners, strap ends, and complete interior views.",
        "Seller-stated dimensions and material composition.",
        "No Coach creed, wordmark, or hangtag visible in any photo - no further Coach-specific photos warranted given wicker construction",
        "Maker \/ content tag in interior partially legible in photo 5 - straight-on photo could confirm maker and materials"
    ],
    "authenticity_concerns": [
        "The woven wicker body, decorative circular clasp, and printed lining are inconsistent with the classic vintage Coach construction described by the listing title.",
        "No visible Coach creed, serial\/style number, wordmark, horse-and-carriage mark, or Coach hangtag supports Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The bag is a clear handbag based on its structured satchel shape, handles, and shoulder strap, but its wicker body and decorative hardware do not match a documented Coach model in the provided catalog.",
        "Condition: approximately Very Good from the visible exterior; the wicker appears intact and the trim shows ordinary wear, but the bottom, strap stress points, and complete interior condition are not fully assessable.",
        "Wicker\/rattan body with fabric lining and plated round turnlock does not match any Coach catalog model in glove-tanned leather, signature canvas, or modern lines; no Coach identifier to decode; Condition: Good to Very Good - wicker intact in photos, trim shows light wear, interior appears clean (photo 5), bottom\/corners not fully assessed"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "Photos 1-3 show gold-tone rings, rivets, and a round central clasp with a cross-shaped turning bar; no maker engraving is visible.",
        "leather_description": "Black leather-looking trim and straps are visible, but the body is woven tan wicker or rattan; leather type cannot be established.",
        "lining_description": "Photo 4 shows a dark fabric lining with scattered red and light polka dots and an unreadable small fabric tag.",
        "strap_construction": "Black leather-looking top handles and a long attached shoulder strap with contrasting whipstitching are visible in photos 1, 3, and 6.",
        "stitching_description": "Prominent light-colored decorative whipstitching is visible along the black trim and strap edges; ordinary internal stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "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 1: body is woven wicker\/rattan rather than Coach's characteristic leather, coated canvas, or signature canvas construction.",
                    "photo 1: central round decorative clasp with a cross-shaped turning bar does not resemble Coach's classic oval or rounded-rectangle turnlock geometry.",
                    "photo 4: interior has a bold printed polka-dot fabric lining, with no visible Coach wordmark or horse-and-carriage.",
                    "photos 1-3: leather trim uses prominent contrasting whipstitching and decorative strapwork unlike the typical construction of the listed vintage Coach classics.",
                    "photo 4: visible interior tag is too small and blurred to establish a Coach identification."
                ],
                "missing_information": [
                    "Straight-on close-up of the interior tag, including all wording and any number.",
                    "Close-up of the clasp, hardware backs, and any zipper pulls for maker markings.",
                    "Bottom, corners, strap ends, and complete interior views.",
                    "Seller-stated dimensions and material composition."
                ],
                "authenticity_concerns": [
                    "The woven wicker body, decorative circular clasp, and printed lining are inconsistent with the classic vintage Coach construction described by the listing title.",
                    "No visible Coach creed, serial\/style number, wordmark, horse-and-carriage mark, or Coach hangtag supports 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": true,
                    "hangtag_present": false,
                    "hardware_description": "Photos 1-3 show gold-tone rings, rivets, and a round central clasp with a cross-shaped turning bar; no maker engraving is visible.",
                    "leather_description": "Black leather-looking trim and straps are visible, but the body is woven tan wicker or rattan; leather type cannot be established.",
                    "lining_description": "Photo 4 shows a dark fabric lining with scattered red and light polka dots and an unreadable small fabric tag.",
                    "strap_construction": "Black leather-looking top handles and a long attached shoulder strap with contrasting whipstitching are visible in photos 1, 3, and 6.",
                    "stitching_description": "Prominent light-colored decorative whipstitching is visible along the black trim and strap edges; ordinary internal stitching is not assessable."
                },
                "possible_model_reasoning": [
                    "The bag is a clear handbag based on its structured satchel shape, handles, and shoulder strap, but its wicker body and decorative hardware do not match a documented Coach model in the provided catalog.",
                    "Condition: approximately Very Good from the visible exterior; the wicker appears intact and the trim shows ordinary wear, but the bottom, strap stress points, and complete interior condition are not fully assessable."
                ],
                "confidence": 0.89,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.96,
                "missing_information": [
                    "No Coach creed, wordmark, or hangtag visible in any photo - no further Coach-specific photos warranted given wicker construction",
                    "Maker \/ content tag in interior partially legible in photo 5 - straight-on photo could confirm maker and materials"
                ],
                "negative_evidence": [
                    "photo 1, photo 3, photo 6: body is woven wicker\/rattan with leather-like trim - straw\/wicker construction; Coach vintage is glove-tanned leather, per triage rule coach_probability <=0.05",
                    "photo 5: black fabric lining with white and red polka dots and white synthetic content tag - printed polyester lining, not unlined suede or Coach lining",
                    "photo 1, photo 2: round bright gold-tone twist turnlock with large circular plate - chunky\/shiny plated geometry, not vintage Coach solid-brass turnlock geometry with oval back plate and slim tab",
                    "photo 1, photo 2, photo 3, photo 6: black trim with heavy white contrast whipstitch\/lacing - mismatched thread and decorative lacing, not Coach tight matched stitching",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated hardware: large round twist turnlock with circular plate (photo 2), D-rings, rivets\/studs (photo 3); shiny plated appearance, not solid brass vintage",
                    "leather_description": "black smooth trim appearing as faux or coated leather with large white contrast whipstitching around edges, flap and handles (photo 1, 2, 3, 6); body is tan woven wicker, not glove-tanned cowhide",
                    "lining_description": "photo 5: black fabric lining with white and reddish polka dots, interior slip pocket; small white sewn content tag at side, text not legible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "large white\/cream whipstitch \/ saddle lacing around black trim and handles, uneven handmade look (photo 1, 2, 6); not Coach fine matched stitching",
                    "strap_construction": "short black top handles attached via D-rings and riveted tabs (photo 1, 3); title mentions strap but detachable long strap not shown",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: structured top-handle satchel handbag form with center flap closure - object is a handbag"
                ],
                "possible_model_reasoning": [
                    "Wicker\/rattan body with fabric lining and plated round turnlock does not match any Coach catalog model in glove-tanned leather, signature canvas, or modern lines; no Coach identifier to decode; Condition: Good to Very Good - wicker intact in photos, trim shows light wear, interior appears clean (photo 5), bottom\/corners not fully assessed"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33100,
            "output_tokens": 792,
            "total_tokens": 33892,
            "estimated_cost_usd": 0.015141
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35571,
            "output_tokens": 1339,
            "total_tokens": 36910,
            "estimated_cost_usd": 0.008185
        }
    ]
}