Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.845,
    "recommended_max_bid": 15,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 47.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather crossbody handbag with a flap and adjustable shoulder strap.",
        "photo 1: brown leather and metal hardware are visible, but these are generic materials rather than Coach-specific identifiers."
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage mark, creed patch, or hangtag.",
        "photo 1: closure is a generic buckle\/push-clip arrangement rather than a recognizable vintage Coach turnlock.",
        "photo 2: interior is fabric-lined in teal and has multiple compartments, unlike many classic unlined glove-tanned Coach styles.",
        "photo 1: construction and decorative strap\/buckle design appear contemporary and generic rather than a documented vintage Coach silhouette.",
        "photo 3: rear zipper and overall finish are consistent with a modern handcrafted or artisan-style bag, not identifiable Coach construction.",
        "photos 1-5: listing imagery appears promotional\/stock-style, with no close-up of brand markings or manufacturing details.",
        "photo 1: buckle-and-tab flap closure, not Coach turnlock geometry",
        "photo 2: green fabric lining with padded compartment and elastic loop, not unlined glove-tanned suede interior of vintage Coach classics",
        "photo 2, photo 5: lightweight modern construction with fabric interior and push-clip closure inconsistent with 1970s-1990s Coach",
        "photo 1, photo 3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 3: exterior back zipper with generic pull, no Talon\/YKK brass Coach-type hardware"
    ],
    "missing_information": [
        "A straight-on close-up of any interior leather patch or fabric label.",
        "Close-ups of all hardware, zipper pulls, and strap attachment points.",
        "A photo of the completely emptied interior and bottom corners.",
        "A photo of any country-of-origin or maker stamp.",
        "Seller-provided purchase provenance, if available.",
        "No creed patch or brand stamp shown in close-up - request interior wall photo to confirm no Coach identifier",
        "No hardware brand stamps shown - request zipper pull and buckle markings",
        "No bottom and corner close-ups for condition verification"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible anywhere in the supplied photos.",
        "The generic modern design, teal textile lining, and push-clip closure do not provide a consistent match to a documented vintage Coach model.",
        "The promotional imagery and brand-new condition make this more likely to be a contemporary unbranded bag than a misidentified vintage Coach item."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the bag lacks visible Coach identifiers and its silhouette does not closely establish a catalog match.",
        "photo 1: the approximately 11-by-9-inch flap crossbody proportions are compatible with many generic saddle bags, but silhouette alone is insufficient for Coach attribution.",
        "Condition: New or like new based on promotional photos and the seller's claim, but actual condition cannot be independently verified from stock-style images.",
        "Saddle-shaped flap crossbody silhouette superficially resembles generic saddle bags but closure is buckle + push-clip, not Coach turnlock, and dimensions 11x9x3 do not match Coach Court, Station, or Dinky with turnlock and unlined interiors",
        "No Coach hard identifiers visible in any of 5 photos despite interior views in photo 2 and photo 5 where creed would sit",
        "Construction - goat leather, fabric lining, lightweight 10.6 oz new manufacture - points to modern non-Coach handmade bag, consistent with seller description Brand new and Unbranded",
        "Condition: New; seller states Brand new, photos show clean leather, no corner wear, no patina"
    ],
    "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: multiple small metal-tone buckles, rings, and a push-clip closure are visible; no Coach engraving is legible.",
        "leather_description": "photos 1, 3, and 5: smooth brown leather with a polished\/distressed appearance is visible; the seller states full-grain goat leather, but that material claim is not independently verifiable from photos.",
        "lining_description": "photo 2: teal textile lining and multiple interior compartments are visible.",
        "strap_construction": "photos 1 and 5: adjustable leather shoulder strap attached with metal rings and side tabs; buckle and punched adjustment holes are visible.",
        "stitching_description": "photos 1 and 3: visible tonal perimeter stitching appears generally even; close-up stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather crossbody handbag with a flap and adjustable shoulder strap.",
                    "photo 1: brown leather and metal hardware are visible, but these are generic materials rather than Coach-specific identifiers."
                ],
                "negative_evidence": [
                    "photo 1: no visible Coach wordmark, horse-and-carriage mark, creed patch, or hangtag.",
                    "photo 1: closure is a generic buckle\/push-clip arrangement rather than a recognizable vintage Coach turnlock.",
                    "photo 2: interior is fabric-lined in teal and has multiple compartments, unlike many classic unlined glove-tanned Coach styles.",
                    "photo 1: construction and decorative strap\/buckle design appear contemporary and generic rather than a documented vintage Coach silhouette.",
                    "photo 3: rear zipper and overall finish are consistent with a modern handcrafted or artisan-style bag, not identifiable Coach construction.",
                    "photos 1-5: listing imagery appears promotional\/stock-style, with no close-up of brand markings or manufacturing details."
                ],
                "missing_information": [
                    "A straight-on close-up of any interior leather patch or fabric label.",
                    "Close-ups of all hardware, zipper pulls, and strap attachment points.",
                    "A photo of the completely emptied interior and bottom corners.",
                    "A photo of any country-of-origin or maker stamp.",
                    "Seller-provided purchase provenance, if available."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible anywhere in the supplied photos.",
                    "The generic modern design, teal textile lining, and push-clip closure do not provide a consistent match to a documented vintage Coach model.",
                    "The promotional imagery and brand-new condition make this more likely to be a contemporary unbranded bag than a misidentified vintage Coach item."
                ],
                "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: multiple small metal-tone buckles, rings, and a push-clip closure are visible; no Coach engraving is legible.",
                    "leather_description": "photos 1, 3, and 5: smooth brown leather with a polished\/distressed appearance is visible; the seller states full-grain goat leather, but that material claim is not independently verifiable from photos.",
                    "lining_description": "photo 2: teal textile lining and multiple interior compartments are visible.",
                    "strap_construction": "photos 1 and 5: adjustable leather shoulder strap attached with metal rings and side tabs; buckle and punched adjustment holes are visible.",
                    "stitching_description": "photos 1 and 3: visible tonal perimeter stitching appears generally even; close-up stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the bag lacks visible Coach identifiers and its silhouette does not closely establish a catalog match.",
                    "photo 1: the approximately 11-by-9-inch flap crossbody proportions are compatible with many generic saddle bags, but silhouette alone is insufficient for Coach attribution.",
                    "Condition: New or like new based on promotional photos and the seller's claim, but actual condition cannot be independently verified from stock-style images."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "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": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch or brand stamp shown in close-up - request interior wall photo to confirm no Coach identifier",
                    "No hardware brand stamps shown - request zipper pull and buckle markings",
                    "No bottom and corner close-ups for condition verification"
                ],
                "negative_evidence": [
                    "photo 1: buckle-and-tab flap closure, not Coach turnlock geometry",
                    "photo 2: green fabric lining with padded compartment and elastic loop, not unlined glove-tanned suede interior of vintage Coach classics",
                    "photo 2, photo 5: lightweight modern construction with fabric interior and push-clip closure inconsistent with 1970s-1990s Coach",
                    "photo 1, photo 3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 3: exterior back zipper with generic pull, no Talon\/YKK brass Coach-type hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone buckle on front flap tab and rectangular slide on strap; small push-clip \/ clasp closure under flap; generic back zipper pull; no COACH engraving visible",
                    "leather_description": "smooth brown full-grain goat leather with oil-rubbed distressed finish as described; not glove-tanned cowhide patina",
                    "lining_description": "dark green fabric lining visible in photo 2 and photo 5, with interior zip pocket and elastic padded divider",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone edge stitching around flap and body, even but no detail close-up to assess fully",
                    "strap_construction": "flat adjustable crossbody shoulder strap with buckle adjustment, attached via metal rings\/clips at sides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Saddle-shaped flap crossbody silhouette superficially resembles generic saddle bags but closure is buckle + push-clip, not Coach turnlock, and dimensions 11x9x3 do not match Coach Court, Station, or Dinky with turnlock and unlined interiors",
                    "No Coach hard identifiers visible in any of 5 photos despite interior views in photo 2 and photo 5 where creed would sit",
                    "Construction - goat leather, fabric lining, lightweight 10.6 oz new manufacture - points to modern non-Coach handmade bag, consistent with seller description Brand new and Unbranded",
                    "Condition: New; seller states Brand new, photos show clean leather, no corner wear, no patina"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17812,
            "output_tokens": 893,
            "total_tokens": 18705,
            "estimated_cost_usd": 0.009268
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18333,
            "output_tokens": 1310,
            "total_tokens": 19643,
            "estimated_cost_usd": 0.004715
        }
    ]
}