Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.05,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.875,
    "recommended_max_bid": 15,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody handbag with a brown leather exterior.",
        "photo 3: visible leather construction and substantial stitched panels."
    ],
    "negative_evidence": [
        "photo 1: front closure is a decorative buckle and strap rather than a recognizable Coach turnlock.",
        "photo 3: the bag has a bright green fabric-lined interior, unlike many classic unlined glove-tanned Coach styles.",
        "photo 3: visible zippers and interior construction are generic, with no legible Coach branding.",
        "photos 1-6: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag is visible.",
        "photos 1-6: ornate flap, buckle strap, and curved pocket design are consistent with a handmade or generic vintage-style bag rather than a documented Coach model.",
        "listing text: seller identifies the item as unbranded and handmade\/vintage style; this is weak context and does not establish Coach manufacture.",
        "photo 3,6: buckle-and-strap flap closure with pointed leaf tab, not Coach turnlock geometry",
        "photo 4: bright green fabric lining with zip compartments, not unlined glove-tanned suede-back interior of vintage classics",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 3,5,6: rounded saddle silhouette with exterior front pocket and contrast stitching does not match any catalog Coach style",
        "photo 1-6: seller lists as Unbranded\/Handmade vintage-style, consistent with modern handmade import bag"
    ],
    "missing_information": [
        "photo 3: a straight-on close-up of every interior wall and pocket seam to confirm whether any small creed or fabric brand label is present.",
        "photo 3: close-ups of zipper pulls and all hardware for maker markings.",
        "photo 1: close-up of the strap attachment and buckle hardware.",
        "seller-stated dimensions, country of manufacture, and any original label or receipt.",
        "photo 4: interior shown but no creed patch visible; straight-on creed\/interior wall photo needed to confirm absence",
        "photo 3,6: no COACH wordmark, hangtag, or hardware engraving visible; close-up of buckle and strap ends needed",
        "photo 5: back and bottom corners shown only in single view; no detailed bottom\/corner wear view"
    ],
    "authenticity_concerns": [
        "photos 1 and 3: no Coach identifier is visible, while the silhouette and buckle closure are generic.",
        "photo 3: fabric lining and multiple zipper compartments do not strongly match the classic unlined Coach glove-tanned construction suggested by the vintage styling.",
        "photos 1-6: no evidence supports attribution to a specific Coach model; it should be priced as a generic leather bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a close enough match to list: the decorative buckle, applied central strap, scalloped\/curved pocket treatment, and fabric-lined multi-zip interior are generic features.",
        "Condition: Very Good based on visible surface creasing and light scuffing, with no obvious major tears or broken hardware in the supplied photos; odor, mold, bottom wear, and strap condition cannot be assessed fully.",
        "Era reasoning: no brand identifiers are visible; the fabric lining, zipper compartments, and overall construction suggest modern production rather than a pre-2000 Coach classic.",
        "No Coach model fits: buckle saddle shape, fabric lining, and lack of turnlock\/creed inconsistent with City Bag, Court, Station, Dinky or other classics",
        "Era reasoning: construction, green fabric lining, and Handmade listing title point to modern non-Coach handmade bag",
        "Condition: Like New \/ Mint appearance in photos 3,5,6; no corner wear, no stains, no hardware tarnish visible, but interior and bottom detail limited"
    ],
    "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: small brass-tone rectangular buckle and strap closure are visible; no Coach engraving is legible. photo 3: zipper hardware is visible but maker markings cannot be read.",
        "leather_description": "photos 1, 3, 4, 5, 6: brown\/cognac leather with visible creasing, tonal variation, and surface wear; exact leather type cannot be determined.",
        "lining_description": "photo 3: bright green fabric lining is visible, with multiple interior zippered compartments.",
        "strap_construction": "photos 1 and 2: long adjustable-looking brown leather shoulder strap attached at the side edges; detailed buckle-hole and attachment construction is not fully visible.",
        "stitching_description": "photos 1, 3, 5, 6: generally even double-row stitching is visible around flap and pocket edges, but construction quality and stitch material cannot establish Coach origin."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0013,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.05,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather crossbody handbag with a brown leather exterior.",
                    "photo 3: visible leather construction and substantial stitched panels."
                ],
                "negative_evidence": [
                    "photo 1: front closure is a decorative buckle and strap rather than a recognizable Coach turnlock.",
                    "photo 3: the bag has a bright green fabric-lined interior, unlike many classic unlined glove-tanned Coach styles.",
                    "photo 3: visible zippers and interior construction are generic, with no legible Coach branding.",
                    "photos 1-6: no Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag is visible.",
                    "photos 1-6: ornate flap, buckle strap, and curved pocket design are consistent with a handmade or generic vintage-style bag rather than a documented Coach model.",
                    "listing text: seller identifies the item as unbranded and handmade\/vintage style; this is weak context and does not establish Coach manufacture."
                ],
                "missing_information": [
                    "photo 3: a straight-on close-up of every interior wall and pocket seam to confirm whether any small creed or fabric brand label is present.",
                    "photo 3: close-ups of zipper pulls and all hardware for maker markings.",
                    "photo 1: close-up of the strap attachment and buckle hardware.",
                    "seller-stated dimensions, country of manufacture, and any original label or receipt."
                ],
                "authenticity_concerns": [
                    "photos 1 and 3: no Coach identifier is visible, while the silhouette and buckle closure are generic.",
                    "photo 3: fabric lining and multiple zipper compartments do not strongly match the classic unlined Coach glove-tanned construction suggested by the vintage styling.",
                    "photos 1-6: no evidence supports attribution to a specific Coach model; it should be priced as a generic leather 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": "photo 1: small brass-tone rectangular buckle and strap closure are visible; no Coach engraving is legible. photo 3: zipper hardware is visible but maker markings cannot be read.",
                    "leather_description": "photos 1, 3, 4, 5, 6: brown\/cognac leather with visible creasing, tonal variation, and surface wear; exact leather type cannot be determined.",
                    "lining_description": "photo 3: bright green fabric lining is visible, with multiple interior zippered compartments.",
                    "strap_construction": "photos 1 and 2: long adjustable-looking brown leather shoulder strap attached at the side edges; detailed buckle-hole and attachment construction is not fully visible.",
                    "stitching_description": "photos 1, 3, 5, 6: generally even double-row stitching is visible around flap and pocket edges, but construction quality and stitch material cannot establish Coach origin."
                },
                "possible_model_reasoning": [
                    "No Coach model is a close enough match to list: the decorative buckle, applied central strap, scalloped\/curved pocket treatment, and fabric-lined multi-zip interior are generic features.",
                    "Condition: Very Good based on visible surface creasing and light scuffing, with no obvious major tears or broken hardware in the supplied photos; odor, mold, bottom wear, and strap condition cannot be assessed fully.",
                    "Era reasoning: no brand identifiers are visible; the fabric lining, zipper compartments, and overall construction suggest modern production rather than a pre-2000 Coach classic."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 50
            }
        },
        {
            "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": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 4: interior shown but no creed patch visible; straight-on creed\/interior wall photo needed to confirm absence",
                    "photo 3,6: no COACH wordmark, hangtag, or hardware engraving visible; close-up of buckle and strap ends needed",
                    "photo 5: back and bottom corners shown only in single view; no detailed bottom\/corner wear view"
                ],
                "negative_evidence": [
                    "photo 3,6: buckle-and-strap flap closure with pointed leaf tab, not Coach turnlock geometry",
                    "photo 4: bright green fabric lining with zip compartments, not unlined glove-tanned suede-back interior of vintage classics",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 3,5,6: rounded saddle silhouette with exterior front pocket and contrast stitching does not match any catalog Coach style",
                    "photo 1-6: seller lists as Unbranded\/Handmade vintage-style, consistent with modern handmade import bag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone rectangular buckle on front strap tab; zipper sliders visible in photo 4, brand not legible",
                    "leather_description": "medium brown smooth leather with mottled patina-like finish, appears solid leather but not glove-tanned texture",
                    "lining_description": "bright green fabric lining visible in photo 4 with center divider and zip pockets",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tan contrast stitching around flap and pocket edges, even but contrasting thread color",
                    "strap_construction": "long flat crossbody shoulder strap, fixed attachment, no dogleash clips or buckle adjustment visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: buckle saddle shape, fabric lining, and lack of turnlock\/creed inconsistent with City Bag, Court, Station, Dinky or other classics",
                    "Era reasoning: construction, green fabric lining, and Handmade listing title point to modern non-Coach handmade bag",
                    "Condition: Like New \/ Mint appearance in photos 3,5,6; no corner wear, no stains, no hardware tarnish visible, but interior and bottom detail limited"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20352,
            "output_tokens": 911,
            "total_tokens": 21263,
            "estimated_cost_usd": 0.010327
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21231,
            "output_tokens": 1413,
            "total_tokens": 22644,
            "estimated_cost_usd": 0.005377
        }
    ]
}