Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.03,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.88,
    "recommended_max_bid": 9,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a structured shoulder\/handbag with floral woven textile body and attached handles",
        "photo 3: small gold-tone decorative clasp is visible on the front",
        "photo 4: ruler indicates an approximately 12-inch-wide bag",
        "photo 1: is a handbag with shoulder straps and structured satchel form"
    ],
    "negative_evidence": [
        "photo 1: body is floral tapestry\/woven textile rather than the glove-tanned leather used on classic vintage Coach bags",
        "photo 1: hardware and closure do not resemble a classic Coach turnlock; the front ornament appears decorative and C-like rather than a legible Coach identifier",
        "photo 2: visible construction uses extensive black synthetic-looking trim and zippered compartments, with no Coach branding visible",
        "photo 3: the decorative front mark is not a legible COACH wordmark or horse-and-carriage emblem",
        "photo 4: close-up of the front textile and clasp shows no Coach identifier",
        "listing data: seller lists the brand as Unbranded and provides no Coach-specific provenance or identifiers",
        "photo 1: woven floral tapestry body with black vinyl trim - not glove-tanned leather, Coach vintage signature material absent",
        "photo 1, photo 3, photo 4: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 4: small gold-tone bar-and-loop clasp - not vintage Coach solid-brass turnlock geometry",
        "photo 6: red synthetic fabric lining in back zip pocket - lined construction, not unlined suede-back glove-tanned classic",
        "photo 2, photo 5: thin vinyl straps and vinyl base with small gold-tone feet, plated hardware tone inconsistent with 1970s-1990s solid brass"
    ],
    "missing_information": [
        "photo 6: full interior emptied, including every interior wall, pocket, seam, and any sewn-in label",
        "photo 6: close-up of any fabric, leather, or care tag inside the bag",
        "photo 6: reverse side and close-up of the front clasp and zipper pulls",
        "photo 6: close-up of all hardware markings, if any",
        "photo 6: detailed photos of corners, handle attachment points, and lining",
        "photo 6: main interior compartment and any interior brand patch or fabric tag not shown",
        "photo 4: close-up of front clasp hardware markings not legible",
        "photo 5: bottom shows vinyl base and feet but maker stamps not shown"
    ],
    "authenticity_concerns": [
        "The floral woven body, synthetic-looking trim, and decorative C-like clasp are inconsistent with a typical vintage Coach leather handbag.",
        "No Coach creed, serial\/style number, wordmark, or recognizable Coach-specific construction is visible in the provided photos."
    ],
    "possible_model_reasoning": [
        "The silhouette is a generic floral tapestry satchel\/shoulder bag and does not closely match the listed vintage Coach leather model catalog.",
        "The gold front ornament is not sufficient brand evidence and does not visibly function as a classic Coach turnlock.",
        "Condition: approximately Very Good from the visible exterior; the bag retains its shape and shows no obvious major tears, but the interior, odors, and full strap condition are unknown.",
        "No Coach model fits: tapestry body, vinyl trim, fabric lining, and non-turnlock clasp do not match any catalog glove-tanned classic or signature canvas line",
        "No creed, serial, wordmark, hangtag, or solid-brass hardware to decode for era or style",
        "Condition: Very Good; tapestry appears intact, vinyl trim shows light wear, hardware lightly tarnished (photo 4), interior main compartment not shown so 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": "Gold-tone decorative front clasp\/ornament and small gold-tone zipper hardware are visible; no readable branding. Black trim and zippers are visible.",
        "leather_description": "Black trim and handles appear smooth and synthetic or coated; the main body is floral woven tapestry textile, not visibly leather.",
        "lining_description": "A red textile lining is partially visible through the open exterior zip pocket in photo 6; the main interior is not shown.",
        "strap_construction": "Two fixed black shoulder handles with sewn or riveted-looking attachments; no detachable crossbody strap is visible.",
        "stitching_description": "Visible stitching appears generally even on the black trim and handles, but close construction details are limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a structured shoulder\/handbag with floral woven textile body and attached handles",
                    "photo 3: small gold-tone decorative clasp is visible on the front",
                    "photo 4: ruler indicates an approximately 12-inch-wide bag"
                ],
                "negative_evidence": [
                    "photo 1: body is floral tapestry\/woven textile rather than the glove-tanned leather used on classic vintage Coach bags",
                    "photo 1: hardware and closure do not resemble a classic Coach turnlock; the front ornament appears decorative and C-like rather than a legible Coach identifier",
                    "photo 2: visible construction uses extensive black synthetic-looking trim and zippered compartments, with no Coach branding visible",
                    "photo 3: the decorative front mark is not a legible COACH wordmark or horse-and-carriage emblem",
                    "photo 4: close-up of the front textile and clasp shows no Coach identifier",
                    "listing data: seller lists the brand as Unbranded and provides no Coach-specific provenance or identifiers"
                ],
                "missing_information": [
                    "photo 6: full interior emptied, including every interior wall, pocket, seam, and any sewn-in label",
                    "photo 6: close-up of any fabric, leather, or care tag inside the bag",
                    "photo 6: reverse side and close-up of the front clasp and zipper pulls",
                    "photo 6: close-up of all hardware markings, if any",
                    "photo 6: detailed photos of corners, handle attachment points, and lining"
                ],
                "authenticity_concerns": [
                    "The floral woven body, synthetic-looking trim, and decorative C-like clasp are inconsistent with a typical vintage Coach leather handbag.",
                    "No Coach creed, serial\/style number, wordmark, or recognizable Coach-specific construction is visible in the provided photos."
                ],
                "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": "Gold-tone decorative front clasp\/ornament and small gold-tone zipper hardware are visible; no readable branding. Black trim and zippers are visible.",
                    "leather_description": "Black trim and handles appear smooth and synthetic or coated; the main body is floral woven tapestry textile, not visibly leather.",
                    "lining_description": "A red textile lining is partially visible through the open exterior zip pocket in photo 6; the main interior is not shown.",
                    "strap_construction": "Two fixed black shoulder handles with sewn or riveted-looking attachments; no detachable crossbody strap is visible.",
                    "stitching_description": "Visible stitching appears generally even on the black trim and handles, but close construction details are limited."
                },
                "possible_model_reasoning": [
                    "The silhouette is a generic floral tapestry satchel\/shoulder bag and does not closely match the listed vintage Coach leather model catalog.",
                    "The gold front ornament is not sufficient brand evidence and does not visibly function as a classic Coach turnlock.",
                    "Condition: approximately Very Good from the visible exterior; the bag retains its shape and shows no obvious major tears, but the interior, odors, and full strap condition are unknown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "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": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 6: main interior compartment and any interior brand patch or fabric tag not shown",
                    "photo 4: close-up of front clasp hardware markings not legible",
                    "photo 5: bottom shows vinyl base and feet but maker stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1: woven floral tapestry body with black vinyl trim - not glove-tanned leather, Coach vintage signature material absent",
                    "photo 1, photo 3, photo 4: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 4: small gold-tone bar-and-loop clasp - not vintage Coach solid-brass turnlock geometry",
                    "photo 6: red synthetic fabric lining in back zip pocket - lined construction, not unlined suede-back glove-tanned classic",
                    "photo 2, photo 5: thin vinyl straps and vinyl base with small gold-tone feet, plated hardware tone inconsistent with 1970s-1990s solid brass"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone small bar clasp with loop on front (photo 4), black coil zippers with vinyl pulls (photo 2, photo 6), four small gold-tone base feet (photo 5)",
                    "leather_description": "no genuine leather visible; black smooth vinyl\/faux-leather trim and straps with woven floral tapestry body (photo 1, photo 3)",
                    "lining_description": "red fabric lining visible inside back zip pocket (photo 6); main compartment lining not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge-stitching on black vinyl trim and straps (photo 1, photo 3); body is woven, no leather stitching to assess",
                    "strap_construction": "double fixed shoulder straps in black vinyl, sewn to body with extended vinyl tabs (photo 1, photo 2, photo 3)",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: is a handbag with shoulder straps and structured satchel form"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: tapestry body, vinyl trim, fabric lining, and non-turnlock clasp do not match any catalog glove-tanned classic or signature canvas line",
                    "No creed, serial, wordmark, hangtag, or solid-brass hardware to decode for era or style",
                    "Condition: Very Good; tapestry appears intact, vinyl trim shows light wear, hardware lightly tarnished (photo 4), interior main compartment not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33101,
            "output_tokens": 850,
            "total_tokens": 33951,
            "estimated_cost_usd": 0.01528
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35572,
            "output_tokens": 1320,
            "total_tokens": 36892,
            "estimated_cost_usd": 0.00817
        }
    ]
}