Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.605,
    "seller_misidentification_probability": 0.105,
    "confidence": 0.76,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the visible bag has a highly glossy embossed crocodile-pattern exterior and a brightly plated gold-tone cylindrical handle fitting, unlike typical vintage Coach glove-tanned leather and solid-brass construction.",
        "photo 2: the front flap and body show a repeated multicolor embossed pattern and braided twisted handles, with no visible Coach wordmark, horse-and-carriage, or recognizable vintage Coach construction.",
        "photo 3: the purple\/blue bag shows the same glossy embossed exotic-pattern material and plated gold-tone fittings; the group presentation appears modern and fashion-oriented rather than a vintage Coach model.",
        "photo 1-3: embossed crocodile-pattern texture, not glove-tanned cowhide",
        "photo 1-3: twisted braided top handles with bright gold-tone ferrules, not vintage Coach construction",
        "photo 1-3: no creed patch, COACH wordmark, horse-and-carriage, hangtag or turnlock visible",
        "photo 1-3: multiple colorways (coral-red, green, purple-green gradient) displayed together suggests modern fast-fashion lot"
    ],
    "missing_information": [
        "photo 1-3: interior, creed patch, serial\/style tag, lining, zipper, bottom, strap attachments, and hardware close-ups are not shown.",
        "photo 1-3: the listing appears to show multiple bags or a display grouping; the specific item being sold is not clearly identified.",
        "photo 1-3: material composition is not confirmed; ask whether the exterior is genuine leather, faux leather, or coated synthetic material.",
        "photo 1-3: no interior view, creed patch not shown",
        "photo 1-3: no full front\/back\/bottom\/side views, only cropped flap close-ups",
        "photo 1-3: no turnlock, zipper, hangtag or wordmark detail visible",
        "photo 1-3: no scale, dimensions, lining or stitching close-up"
    ],
    "authenticity_concerns": [
        "photo 1-3: no Coach identifier is visible, while the glossy embossed material, multicolor finish, and plated hardware are inconsistent with common vintage Coach glove-tanned handbag construction.",
        "photo 1-3: the imagery may be promotional or stock-style photography rather than a clear photograph of the actual bag, limiting authentication assessment."
    ],
    "possible_model_reasoning": [
        "No Coach identifier visible in any photo, silhouette with croc-emboss and braided handles matches no catalog style in \u00a74",
        "Construction read (embossed coated texture, bright plated ferrules, braided handles) points to modern non-Coach fashion bag, not 1970s-1990s unlined glove-tanned classic",
        "Condition: not gradable from cropped exterior-only photos; appears new-like display stock"
    ],
    "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": "Bright gold-tone cylindrical fittings connecting twisted braided handles are visible; no lock or engraved branding is visible.",
        "leather_description": "Glossy embossed crocodile-pattern material is visible; genuine leather versus synthetic material cannot be determined from these photos.",
        "lining_description": "not_visible",
        "strap_construction": "Twisted braided top handles with gold-tone end fittings are visible; no shoulder strap is visible.",
        "stitching_description": "Dark edge stitching or piping is visible in places, but stitch quality and construction details are not sufficiently clear."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0106,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.96,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the visible bag has a highly glossy embossed crocodile-pattern exterior and a brightly plated gold-tone cylindrical handle fitting, unlike typical vintage Coach glove-tanned leather and solid-brass construction.",
                    "photo 2: the front flap and body show a repeated multicolor embossed pattern and braided twisted handles, with no visible Coach wordmark, horse-and-carriage, or recognizable vintage Coach construction.",
                    "photo 3: the purple\/blue bag shows the same glossy embossed exotic-pattern material and plated gold-tone fittings; the group presentation appears modern and fashion-oriented rather than a vintage Coach model."
                ],
                "missing_information": [
                    "photo 1-3: interior, creed patch, serial\/style tag, lining, zipper, bottom, strap attachments, and hardware close-ups are not shown.",
                    "photo 1-3: the listing appears to show multiple bags or a display grouping; the specific item being sold is not clearly identified.",
                    "photo 1-3: material composition is not confirmed; ask whether the exterior is genuine leather, faux leather, or coated synthetic material."
                ],
                "authenticity_concerns": [
                    "photo 1-3: no Coach identifier is visible, while the glossy embossed material, multicolor finish, and plated hardware are inconsistent with common vintage Coach glove-tanned handbag construction.",
                    "photo 1-3: the imagery may be promotional or stock-style photography rather than a clear photograph of the actual bag, limiting authentication assessment."
                ],
                "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": "Bright gold-tone cylindrical fittings connecting twisted braided handles are visible; no lock or engraved branding is visible.",
                    "leather_description": "Glossy embossed crocodile-pattern material is visible; genuine leather versus synthetic material cannot be determined from these photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "Twisted braided top handles with gold-tone end fittings are visible; no shoulder strap is visible.",
                    "stitching_description": "Dark edge stitching or piping is visible in places, but stitch quality and construction details are not sufficiently clear."
                },
                "possible_model_reasoning": [],
                "confidence": 0.82,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-3: no interior view, creed patch not shown",
                    "photo 1-3: no full front\/back\/bottom\/side views, only cropped flap close-ups",
                    "photo 1-3: no turnlock, zipper, hangtag or wordmark detail visible",
                    "photo 1-3: no scale, dimensions, lining or stitching close-up"
                ],
                "negative_evidence": [
                    "photo 1-3: embossed crocodile-pattern texture, not glove-tanned cowhide",
                    "photo 1-3: twisted braided top handles with bright gold-tone ferrules, not vintage Coach construction",
                    "photo 1-3: no creed patch, COACH wordmark, horse-and-carriage, hangtag or turnlock visible",
                    "photo 1-3: multiple colorways (coral-red, green, purple-green gradient) displayed together suggests modern fast-fashion lot"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone cylindrical ferrules at handle bases visible in photo 1-3; no turnlock, buckle or zipper visible",
                    "leather_description": "structured material with heavy embossed crocodile-pattern texture and high gloss in coral-red, green and purple-green ombre; not glove-tanned cowhide, appears coated\/embossed",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible along flap edge in photo 1-3; detail insufficient to assess",
                    "strap_construction": "short twisted\/braided top handles with metallic cord interwoven, anchored with metal ferrules; no detachable crossbody strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo, silhouette with croc-emboss and braided handles matches no catalog style in \u00a74",
                    "Construction read (embossed coated texture, bright plated ferrules, braided handles) points to modern non-Coach fashion bag, not 1970s-1990s unlined glove-tanned classic",
                    "Condition: not gradable from cropped exterior-only photos; appears new-like display stock"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16583,
            "output_tokens": 566,
            "total_tokens": 17149,
            "estimated_cost_usd": 0.007992
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17003,
            "output_tokens": 1272,
            "total_tokens": 18275,
            "estimated_cost_usd": 0.004418
        }
    ]
}