Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.08,
    "vintage_probability": 0.635,
    "authenticity_confidence": 0.07,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.11,
    "confidence": 0.69,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: large leather handbag\/satchel silhouette with substantial stitched handles.",
        "photo 2: leather interior construction and a sewn rectangular interior label\/patch are visible, although its text is not legible.",
        "photo 1, photo 3: brown smooth leather with baseball-glove-like patina and wear, broadly consistent with aged full-grain leather",
        "photo 2: unlined suede-like interior with center divider, layout seen on vintage unlined leather bags including early Coach",
        "photo 1, photo 2, photo 3: brass-tone zipper hardware, consistent with vintage era hardware tone"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, turnlock, or other Coach identifier.",
        "photo 1: silhouette is a large zip-top doctor\/computer satchel rather than a recognizable vintage Coach classic model.",
        "photo 2: interior appears fabric\/suede-like and heavily worn, with no clearly visible Coach creed patch or readable serial.",
        "photo 1: hardware appears zipper-based; no characteristic vintage Coach brass turnlock or dogleash hardware is visible.",
        "photo 1, photo 3: zip-top doctor \/ medical satchel silhouette with short double handles - no match in Coach classic catalog styles",
        "photo 1, photo 3: no COACH wordmark, horse-and-carriage, or hangtag visible on exterior",
        "photo 2: no legible creed patch, serial number, or country line visible in interior view",
        "photo 1, photo 3: no turnlock, dogleash clips, or Coach-typical brass hardware geometry visible"
    ],
    "missing_information": [
        "photo 2: close, straight-on photograph of the interior rectangular label\/patch with enough resolution to read it.",
        "A close-up of every interior pocket and seam for a possible creed or fabric brand tag.",
        "Photos of the zipper pulls, bottom, side gussets, and any other hardware markings.",
        "Seller-stated dimensions and photographs of the full strap\/handle attachment points.",
        "photo of interior leather patch\/tag straight-on in raking light to read any stamp (photo 2: dark rectangle on divider)",
        "creed \/ Made-in line and serial close-up if present",
        "back \/ side \/ bottom corner views",
        "zipper pull brand stamp close-up",
        "hangtag both faces if present",
        "seller-stated dimensions confirmation"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible, so the bag currently reads as an unbranded leather satchel rather than a misidentified Coach classic.",
        "The large doctor-bag\/computer-satchel construction does not closely match the listed vintage Coach model catalog."
    ],
    "possible_model_reasoning": [
        "The proportions and zippered doctor\/computer-bag layout do not provide a convincing match to a cataloged vintage Coach style; no Coach model is assigned.",
        "Condition: Good\/Fair; substantial surface wear, discoloration, creasing, and worn interior are visible in photos 1-3. Interior condition is poor-looking, and odor\/mold cannot be assessed from photos.",
        "No Coach model match: doctor \/ medical satchel zip-top with short handles does not correspond to City Bag, Willis, Court, Station, Duffle Sac or other catalog styles; no identifier to decode; Condition: Good to Fair; heavy patina, scratches, edge darkening and interior staining visible in photo 1-3, bottom corners and strap fold not shown in detail"
    ],
    "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: zipper closure is visible; no turnlock, branded hardware, or hangtag is visible.",
        "leather_description": "photo 1: brown leather with a glossy\/distressed surface, substantial scuffing, creasing, discoloration, and edge wear.",
        "lining_description": "photo 2: worn tan\/gray textile or suede-like interior surfaces are visible; exact material and branding are not readable.",
        "strap_construction": "photo 1: two fixed stitched top handles with layered leather attachment tabs; no detachable shoulder strap is visible.",
        "stitching_description": "photos 1 and 3: visible perimeter and handle stitching is generally straight, with wear and some localized damage; construction is not specifically diagnostic of Coach."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0039,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.08,
                "vintage_probability": 0.62,
                "authenticity_confidence": 0.06,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.14,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: large leather handbag\/satchel silhouette with substantial stitched handles.",
                    "photo 2: leather interior construction and a sewn rectangular interior label\/patch are visible, although its text is not legible."
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, turnlock, or other Coach identifier.",
                    "photo 1: silhouette is a large zip-top doctor\/computer satchel rather than a recognizable vintage Coach classic model.",
                    "photo 2: interior appears fabric\/suede-like and heavily worn, with no clearly visible Coach creed patch or readable serial.",
                    "photo 1: hardware appears zipper-based; no characteristic vintage Coach brass turnlock or dogleash hardware is visible."
                ],
                "missing_information": [
                    "photo 2: close, straight-on photograph of the interior rectangular label\/patch with enough resolution to read it.",
                    "A close-up of every interior pocket and seam for a possible creed or fabric brand tag.",
                    "Photos of the zipper pulls, bottom, side gussets, and any other hardware markings.",
                    "Seller-stated dimensions and photographs of the full strap\/handle attachment points."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible, so the bag currently reads as an unbranded leather satchel rather than a misidentified Coach classic.",
                    "The large doctor-bag\/computer-satchel construction does not closely match the listed vintage Coach model catalog."
                ],
                "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: zipper closure is visible; no turnlock, branded hardware, or hangtag is visible.",
                    "leather_description": "photo 1: brown leather with a glossy\/distressed surface, substantial scuffing, creasing, discoloration, and edge wear.",
                    "lining_description": "photo 2: worn tan\/gray textile or suede-like interior surfaces are visible; exact material and branding are not readable.",
                    "strap_construction": "photo 1: two fixed stitched top handles with layered leather attachment tabs; no detachable shoulder strap is visible.",
                    "stitching_description": "photos 1 and 3: visible perimeter and handle stitching is generally straight, with wear and some localized damage; construction is not specifically diagnostic of Coach."
                },
                "possible_model_reasoning": [
                    "The proportions and zippered doctor\/computer-bag layout do not provide a convincing match to a cataloged vintage Coach style; no Coach model is assigned.",
                    "Condition: Good\/Fair; substantial surface wear, discoloration, creasing, and worn interior are visible in photos 1-3. Interior condition is poor-looking, and odor\/mold cannot be assessed from photos."
                ],
                "confidence": 0.78,
                "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": 0.08,
                "coach_probability": 0.08,
                "confidence": 0.6,
                "estimated_era": "unknown",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior leather patch\/tag straight-on in raking light to read any stamp (photo 2: dark rectangle on divider)",
                    "creed \/ Made-in line and serial close-up if present",
                    "back \/ side \/ bottom corner views",
                    "zipper pull brand stamp close-up",
                    "hangtag both faces if present",
                    "seller-stated dimensions confirmation"
                ],
                "negative_evidence": [
                    "photo 1, photo 3: zip-top doctor \/ medical satchel silhouette with short double handles - no match in Coach classic catalog styles",
                    "photo 1, photo 3: no COACH wordmark, horse-and-carriage, or hangtag visible on exterior",
                    "photo 2: no legible creed patch, serial number, or country line visible in interior view",
                    "photo 1, photo 3: no turnlock, dogleash clips, or Coach-typical brass hardware geometry visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone zip-top zipper visible at sides in photo 1, photo 2, photo 3; no turnlock; no engraved branding visible; pull stamp not_visible",
                    "leather_description": "photo 1, photo 3: medium-brown smooth leather with heavy patina, scratches, creasing and darkening consistent with aged leather; texture suggests full-grain but finish not confirmed as glove-tanned",
                    "lining_description": "photo 2: appears unlined with suede \/ flesh-side interior, discolored and stained; no fabric lining visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1, photo 3: tonal stitching around handle tabs and perimeter, appears generally even at distance; close-up detail not_visible",
                    "strap_construction": "photo 1, photo 3: two short rolled top handles stitched to shield-shaped tabs; no detachable shoulder strap, buckles or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1, photo 3: brown smooth leather with baseball-glove-like patina and wear, broadly consistent with aged full-grain leather",
                    "photo 2: unlined suede-like interior with center divider, layout seen on vintage unlined leather bags including early Coach",
                    "photo 1, photo 2, photo 3: brass-tone zipper hardware, consistent with vintage era hardware tone"
                ],
                "possible_model_reasoning": [
                    "No Coach model match: doctor \/ medical satchel zip-top with short handles does not correspond to City Bag, Willis, Court, Station, Duffle Sac or other catalog styles; no identifier to decode; Condition: Good to Fair; heavy patina, scratches, edge darkening and interior staining visible in photo 1-3, bottom corners and strap fold not shown in detail"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.08,
                "vintage_probability": 0.65
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20855,
            "output_tokens": 755,
            "total_tokens": 21610,
            "estimated_cost_usd": 0.010154
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21455,
            "output_tokens": 1630,
            "total_tokens": 23085,
            "estimated_cost_usd": 0.005595
        }
    ]
}