Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.055,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.9,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has a floral center panel and rope drawstring handles, unlike the documented vintage Coach classic silhouettes",
        "photo 4: shiny synthetic-looking lining is visible rather than the unlined suede interior typical of many vintage Coach classics",
        "photo 5: interior fabric label visibly reads BIN HOUSE, not COACH",
        "photos 1-5: no Coach wordmark, horse-and-carriage mark, creed patch, serial number, or Coach hangtag is visible",
        "photo 4: construction includes a lightweight-looking fabric lining and decorative bead drawstring hardware, not characteristic vintage Coach hardware",
        "photo 4: interior is black synthetic nylon lining, not unlined suede-back glove-tanned leather",
        "photo 5: white woven fabric brand tag reads BIN House, not Coach creed patch",
        "photo 1, photo 2: thin black braided rope-cord straps with wooden bead toggles, never used on vintage Coach",
        "photo 1, photo 2: floral-printed center panel with smooth black side panels, no Coach silhouette or material match",
        "photo 1-4: no creed patch, no COACH wordmark, no hangtag, no solid-brass turnlock or brass hardware visible"
    ],
    "missing_information": [
        "photo 4: the interior label and full interior are partly obscured; a clearer image could document the BIN HOUSE label and any additional brand tags",
        "photos 1-5: no close-up of all interior pockets or zipper\/hardware markings",
        "seller-stated material should be verified; the photos do not establish that the exterior is genuine leather",
        "No further Coach-specific photos needed; maker label already visible - exterior back view fully shown but not needed"
    ],
    "authenticity_concerns": [
        "photo 5: the visible BIN HOUSE label identifies a different brand, making this a non-Coach lookalike rather than an unidentified Coach candidate",
        "photos 1-5: no Coach identifiers support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "photo 5: BIN HOUSE label and the rope-handle floral-panel design point to a BIN HOUSE bag, not a Coach model",
        "photo 4: the fabric lining and drawstring construction are inconsistent with the classic unlined glove-tanned Coach bags most likely to be misidentified as unbranded",
        "Condition: Good to Very Good; visible creasing and general handling wear on the exterior (photos 1-3), with no obvious tears or broken hardware; interior condition is only partly shown",
        "No Coach identifier visible in any of 5 photos despite good coverage of front, bottom, interior and label",
        "photo 5 BIN House woven label positively identifies alternate maker, inconsistent with Coach manufacture",
        "Construction - nylon lining, cord straps, wooden beads, printed floral panel - does not match any Classic glove-tanned catalog style (City, Willis, Court, Station, Duffle etc.)",
        "Condition: Good to Very Good; surface creasing and softening visible photo 1-3, bottom intact photo 3, interior clean photo 4"
    ],
    "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": "photos 1-4: rope drawstring closure with small wooden-colored beads and leather\/faux-leather loops; no Coach-marked hardware visible",
        "leather_description": "photos 1-3: smooth black, glossy leather-like exterior panels with a floral-pattern center panel; genuine leather cannot be confirmed from photos",
        "lining_description": "photo 4: black shiny fabric lining is visible",
        "strap_construction": "photos 1-3: two long braided rope handles attached through leather\/faux-leather tabs",
        "stitching_description": "photos 1-3: visible machine-stitched panel seams appear generally even; no distinctive Coach construction observed"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has a floral center panel and rope drawstring handles, unlike the documented vintage Coach classic silhouettes",
                    "photo 4: shiny synthetic-looking lining is visible rather than the unlined suede interior typical of many vintage Coach classics",
                    "photo 5: interior fabric label visibly reads BIN HOUSE, not COACH",
                    "photos 1-5: no Coach wordmark, horse-and-carriage mark, creed patch, serial number, or Coach hangtag is visible",
                    "photo 4: construction includes a lightweight-looking fabric lining and decorative bead drawstring hardware, not characteristic vintage Coach hardware"
                ],
                "missing_information": [
                    "photo 4: the interior label and full interior are partly obscured; a clearer image could document the BIN HOUSE label and any additional brand tags",
                    "photos 1-5: no close-up of all interior pockets or zipper\/hardware markings",
                    "seller-stated material should be verified; the photos do not establish that the exterior is genuine leather"
                ],
                "authenticity_concerns": [
                    "photo 5: the visible BIN HOUSE label identifies a different brand, making this a non-Coach lookalike rather than an unidentified Coach candidate",
                    "photos 1-5: no Coach identifiers support 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": false,
                    "hangtag_present": false,
                    "hardware_description": "photos 1-4: rope drawstring closure with small wooden-colored beads and leather\/faux-leather loops; no Coach-marked hardware visible",
                    "leather_description": "photos 1-3: smooth black, glossy leather-like exterior panels with a floral-pattern center panel; genuine leather cannot be confirmed from photos",
                    "lining_description": "photo 4: black shiny fabric lining is visible",
                    "strap_construction": "photos 1-3: two long braided rope handles attached through leather\/faux-leather tabs",
                    "stitching_description": "photos 1-3: visible machine-stitched panel seams appear generally even; no distinctive Coach construction observed"
                },
                "possible_model_reasoning": [
                    "photo 5: BIN HOUSE label and the rope-handle floral-panel design point to a BIN HOUSE bag, not a Coach model",
                    "photo 4: the fabric lining and drawstring construction are inconsistent with the classic unlined glove-tanned Coach bags most likely to be misidentified as unbranded",
                    "Condition: Good to Very Good; visible creasing and general handling wear on the exterior (photos 1-3), with no obvious tears or broken hardware; interior condition is only partly shown"
                ],
                "confidence": 0.92,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.68,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "No further Coach-specific photos needed; maker label already visible - exterior back view fully shown but not needed"
                ],
                "negative_evidence": [
                    "photo 4: interior is black synthetic nylon lining, not unlined suede-back glove-tanned leather",
                    "photo 5: white woven fabric brand tag reads BIN House, not Coach creed patch",
                    "photo 1, photo 2: thin black braided rope-cord straps with wooden bead toggles, never used on vintage Coach",
                    "photo 1, photo 2: floral-printed center panel with smooth black side panels, no Coach silhouette or material match",
                    "photo 1-4: no creed patch, no COACH wordmark, no hangtag, no solid-brass turnlock or brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass Coach hardware; thin black braided cord straps\/drawstring with orange-brown wooden beads and small gold-tone snap seen in photo 4",
                    "leather_description": "black smooth leather-look sides with darker floral-pattern center panel, thin shiny finish unlike matte glove-tanned cowhide",
                    "lining_description": "black synthetic nylon\/polyester lining visible in photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight tone-matched seams dividing center floral panel from side panels visible in photo 1 and photo 2",
                    "strap_construction": "thin double rope-cord shoulder straps threaded through leather top loops, drawstring-style with wooden bead stops",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 5 photos despite good coverage of front, bottom, interior and label",
                    "photo 5 BIN House woven label positively identifies alternate maker, inconsistent with Coach manufacture",
                    "Construction - nylon lining, cord straps, wooden beads, printed floral panel - does not match any Classic glove-tanned catalog style (City, Willis, Court, Station, Duffle etc.)",
                    "Condition: Good to Very Good; surface creasing and softening visible photo 1-3, bottom intact photo 3, interior clean photo 4"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.08
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17603,
            "output_tokens": 800,
            "total_tokens": 18403,
            "estimated_cost_usd": 0.008961
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18111,
            "output_tokens": 1241,
            "total_tokens": 19352,
            "estimated_cost_usd": 0.004615
        }
    ]
}