Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.9,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is a large handmade textile tote with brightly patterned African-print fabric, not a vintage Coach glove-tanned leather handbag.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or leather hangtag.",
        "photo 2: handles and top trim appear synthetic or thin finished material rather than the heavy, solid-leather construction typical of vintage Coach.",
        "photo 1: decorative fabric panels and tote construction do not match the listed vintage Coach silhouettes.",
        "photo 1: body is colorful African wax-print patchwork fabric, not glove-tanned leather",
        "photo 1: no solid brass turnlock, buckle, or dogleash hardware; only small gold-tone rivets on handles",
        "photo 1: tote silhouette with thin faux-leather handles and bound top edge does not match any vintage Coach catalog style",
        "photo 2: same fabric construction on reverse; no creed patch, hangtag, or COACH wordmark visible"
    ],
    "missing_information": [
        "photo 1-2: bottom, interior, and close-ups of all labels or tags are not provided.",
        "photo 1-2: zipper, closure, and hardware details are not shown clearly.",
        "photo 1-2: seller-stated dimensions and material composition are not provided.",
        "photo 1-2: interior views not shown, but fabric construction already excludes vintage Coach",
        "photo 1-2: no creed patch visible; no close-up of interior wall requested for completeness",
        "photo 1-2: no COACH wordmark, hangtag, or solid-brass hardware visible"
    ],
    "authenticity_concerns": [
        "photo 1: the textile construction and patterned fabric are inconsistent with the classic vintage Coach leather-bag population; no Coach identifiers are visible."
    ],
    "possible_model_reasoning": [
        "photo 1-2: silhouette is a generic large textile shopping tote and does not correspond to a likely vintage Coach model.",
        "photo 1-2: the seller's title identifies it as handmade African-print tote bags, which is consistent with the visible construction but is untrusted as brand evidence.",
        "photo 1-2: condition appears Good to Very Good from the visible views, with no obvious major damage; interior, bottom, odor, and strap stress points remain unassessed.",
        "Not a Coach silhouette: patchwork fabric tote with riveted faux-leather handles has no match in Coach classic or modern catalog",
        "Construction excludes Coach: fabric body plus faux-leather trim contradicts glove-tanned leather and solid-brass standard for vintage Coach",
        "No hard identifiers: no creed, serial, wordmark, horse-and-carriage, or hangtag visible in either photo",
        "Condition: appears Like New \/ Excellent as handmade item but not gradable on Coach scale; no corner wear visible in photos 1-2"
    ],
    "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 1-2: small gold-tone rivets or fasteners attach the handles; no Coach-stamped hardware or turnlock is visible.",
        "leather_description": "photo 1-2: brown trim and handles appear smooth and uniform, but material cannot be confirmed as leather; main body is patterned textile.",
        "lining_description": "photo 1: a patterned fabric interior is partially visible; full lining and labels are not shown.",
        "strap_construction": "photo 1-2: two long fixed shoulder handles with brown trim, attached by visible rivets and stitched tabs.",
        "stitching_description": "photo 1-2: visible machine stitching appears generally even along the handle tabs and top trim; detailed seam inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is a large handmade textile tote with brightly patterned African-print fabric, not a vintage Coach glove-tanned leather handbag.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or leather hangtag.",
                    "photo 2: handles and top trim appear synthetic or thin finished material rather than the heavy, solid-leather construction typical of vintage Coach.",
                    "photo 1: decorative fabric panels and tote construction do not match the listed vintage Coach silhouettes."
                ],
                "missing_information": [
                    "photo 1-2: bottom, interior, and close-ups of all labels or tags are not provided.",
                    "photo 1-2: zipper, closure, and hardware details are not shown clearly.",
                    "photo 1-2: seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: the textile construction and patterned fabric are inconsistent with the classic vintage Coach leather-bag population; no Coach identifiers are visible."
                ],
                "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 1-2: small gold-tone rivets or fasteners attach the handles; no Coach-stamped hardware or turnlock is visible.",
                    "leather_description": "photo 1-2: brown trim and handles appear smooth and uniform, but material cannot be confirmed as leather; main body is patterned textile.",
                    "lining_description": "photo 1: a patterned fabric interior is partially visible; full lining and labels are not shown.",
                    "strap_construction": "photo 1-2: two long fixed shoulder handles with brown trim, attached by visible rivets and stitched tabs.",
                    "stitching_description": "photo 1-2: visible machine stitching appears generally even along the handle tabs and top trim; detailed seam inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "photo 1-2: silhouette is a generic large textile shopping tote and does not correspond to a likely vintage Coach model.",
                    "photo 1-2: the seller's title identifies it as handmade African-print tote bags, which is consistent with the visible construction but is untrusted as brand evidence.",
                    "photo 1-2: condition appears Good to Very Good from the visible views, with no obvious major damage; interior, bottom, odor, and strap stress points remain unassessed."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1-2: interior views not shown, but fabric construction already excludes vintage Coach",
                    "photo 1-2: no creed patch visible; no close-up of interior wall requested for completeness",
                    "photo 1-2: no COACH wordmark, hangtag, or solid-brass hardware visible"
                ],
                "negative_evidence": [
                    "photo 1: body is colorful African wax-print patchwork fabric, not glove-tanned leather",
                    "photo 1: no solid brass turnlock, buckle, or dogleash hardware; only small gold-tone rivets on handles",
                    "photo 1: tote silhouette with thin faux-leather handles and bound top edge does not match any vintage Coach catalog style",
                    "photo 2: same fabric construction on reverse; no creed patch, hangtag, or COACH wordmark visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small gold-tone rivets attaching handles; no turnlock, no brass dogleash clips, no zipper pull visible",
                    "leather_description": "no glove-tanned leather visible; brown smooth faux-leather trim on top edge and handles, fabric body",
                    "lining_description": "not_visible - interior not emptied\/shown, orange print glimpsed at top edge in photo 2",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; edge stitching on handles only",
                    "strap_construction": "two fixed short top handles in brown faux-leather, riveted to body, not buckle-adjustable or detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: patchwork fabric tote with riveted faux-leather handles has no match in Coach classic or modern catalog",
                    "Construction excludes Coach: fabric body plus faux-leather trim contradicts glove-tanned leather and solid-brass standard for vintage Coach",
                    "No hard identifiers: no creed, serial, wordmark, horse-and-carriage, or hangtag visible in either photo",
                    "Condition: appears Like New \/ Excellent as handmade item but not gradable on Coach scale; no corner wear visible in photos 1-2"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 698,
            "total_tokens": 20342,
            "estimated_cost_usd": 0.009533
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20270,
            "output_tokens": 835,
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}