Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.285,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.2,
    "image_quality_score": 0.57,
    "seller_misidentification_probability": 0.84,
    "confidence": 0.635,
    "recommended_max_bid": 20,
    "estimated_resale_low": 27.5,
    "estimated_resale_high": 80,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The taupe handbag at lower right visibly bears a COACH wordmark on its front.",
        "photo 1: The lot clearly contains multiple handbags, including one apparent Coach-branded tote."
    ],
    "negative_evidence": [
        "photo 1: Most bags visibly carry other brands or no visible Coach identifiers, including Michael Kors, ALDO, Prada, and Tommy Hilfiger.",
        "photo 1: The apparent Coach bag has a modern structured tote silhouette and does not show a visible vintage creed, serial number, or classic vintage Coach construction.",
        "photo 1: The listing is an assorted lot rather than a specifically identified Coach item.",
        "photo 1: lot of nine modern fast-fashion \/ mall-brand shoulder bags and totes, none with vintage Coach glove-tanned leather or solid-brass turnlock silhouette",
        "photo 1: visible non-Coach branding - MK monogram print top-left, triangle plaque center, TOMMY HILFIGER text center, GUESS on taupe bag right, ALDO on white bag top-right",
        "photo 1: materials read as coated synthetic, quilted faux-leather, patent PVC (hot pink tote), printed canvas - not unlined glove-tanned cowhide",
        "photo 1: hardware is bright gold\/silver-tone plated, chain straps, zip tops - no Coach turnlock geometry, no bead-chain hangtag, no dogleash clips"
    ],
    "missing_information": [
        "A straight-on close-up of the taupe bag's COACH wordmark and any interior label or creed.",
        "Interior wall, pockets, fabric tags, and serial\/style-number area of the apparent Coach bag.",
        "Close-ups of the bag's zipper pulls, hardware, stitching, bottom, corners, and strap attachments.",
        "Seller-stated dimensions, material, and condition of the apparent Coach bag.",
        "Separate photos identifying the brand and condition of each bag in the lot.",
        "photo 1 only: overhead lot view, no close-ups of interiors, creeds, hardware stamps or linings for any of the nine bags",
        "no creed patch, wordmark, hangtag or serial visible for any bag to verify",
        "no bottom, side, strap-detail or scale views"
    ],
    "authenticity_concerns": [
        "photo 1: The visible COACH wordmark alone is insufficient to establish Coach manufacture; no creed, serial\/style number, or other primary identifier is visible.",
        "photo 1: The apparent Coach bag's modern construction cannot be checked for consistency with its production era because the interior and identifying tags are not shown."
    ],
    "possible_model_reasoning": [
        "photo 1: The taupe COACH-marked item appears to be a modern tote or satchel, but no specific catalog model can be assigned from the single group photo.",
        "photo 1: No visible identifier supports a pre-2000 vintage classification; the apparent Coach item is more consistent with a modern 2000s-or-later bag.",
        "photo 1: Condition appears used with visible creasing or handling wear on the taupe bag, but the bottom, interior, corners, and odor are unknown; condition cannot be graded confidently.",
        "photo 1: multi-bag lot - top row MK-print satchel, black satchel, white ALDO dome; middle row green quilted satchel, black triangle-plaque bag, mustard hobo; bottom row pink quilted flap, striped Tommy Hilfiger crossbody, taupe Guess satchel, hot pink patent tote - none matches any Coach catalog silhouette, closure or construction",
        "no Coach hard identifier visible in the single overhead photo - no creed patch, no COACH wordmark, no horse-and-carriage, no style number to decode",
        "era reasoning: synthetic materials, logo prints, plated hardware and mall-brand labels place all visible bags as modern 2000s+ non-Coach",
        "Condition: not gradable as Coach; lot appears used with slouching, surface wear on mustard bag, general thrift-lot condition"
    ],
    "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: The taupe bag has visible metal-tone ring and strap hardware; detailed hardware markings and geometry are not visible.",
        "leather_description": "photo 1: The taupe bag appears smooth or lightly textured, but material cannot be determined reliably from the group photo.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: The taupe bag has two top handles and a long detachable-looking strap visible near the lower right; attachment details are not clear.",
        "stitching_description": "photo 1: Exterior seams are visible on the taupe bag, but stitch quality cannot be assessed reliably at this distance."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0178,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.55,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.38,
                "image_quality_score": 0.64,
                "seller_misidentification_probability": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The taupe handbag at lower right visibly bears a COACH wordmark on its front.",
                    "photo 1: The lot clearly contains multiple handbags, including one apparent Coach-branded tote."
                ],
                "negative_evidence": [
                    "photo 1: Most bags visibly carry other brands or no visible Coach identifiers, including Michael Kors, ALDO, Prada, and Tommy Hilfiger.",
                    "photo 1: The apparent Coach bag has a modern structured tote silhouette and does not show a visible vintage creed, serial number, or classic vintage Coach construction.",
                    "photo 1: The listing is an assorted lot rather than a specifically identified Coach item."
                ],
                "missing_information": [
                    "A straight-on close-up of the taupe bag's COACH wordmark and any interior label or creed.",
                    "Interior wall, pockets, fabric tags, and serial\/style-number area of the apparent Coach bag.",
                    "Close-ups of the bag's zipper pulls, hardware, stitching, bottom, corners, and strap attachments.",
                    "Seller-stated dimensions, material, and condition of the apparent Coach bag.",
                    "Separate photos identifying the brand and condition of each bag in the lot."
                ],
                "authenticity_concerns": [
                    "photo 1: The visible COACH wordmark alone is insufficient to establish Coach manufacture; no creed, serial\/style number, or other primary identifier is visible.",
                    "photo 1: The apparent Coach bag's modern construction cannot be checked for consistency with its production era because the interior and identifying tags are not shown."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": true,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: The taupe bag has visible metal-tone ring and strap hardware; detailed hardware markings and geometry are not visible.",
                    "leather_description": "photo 1: The taupe bag appears smooth or lightly textured, but material cannot be determined reliably from the group photo.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: The taupe bag has two top handles and a long detachable-looking strap visible near the lower right; attachment details are not clear.",
                    "stitching_description": "photo 1: Exterior seams are visible on the taupe bag, but stitch quality cannot be assessed reliably at this distance."
                },
                "possible_model_reasoning": [
                    "photo 1: The taupe COACH-marked item appears to be a modern tote or satchel, but no specific catalog model can be assigned from the single group photo.",
                    "photo 1: No visible identifier supports a pre-2000 vintage classification; the apparent Coach item is more consistent with a modern 2000s-or-later bag.",
                    "photo 1: Condition appears used with visible creasing or handling wear on the taupe bag, but the bottom, interior, corners, and odor are unknown; condition cannot be graded confidently."
                ],
                "confidence": 0.52,
                "recommended_max_bid": 25,
                "estimated_resale_low": 35,
                "estimated_resale_high": 90
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 70,
                "estimated_resale_low": 20,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1 only: overhead lot view, no close-ups of interiors, creeds, hardware stamps or linings for any of the nine bags",
                    "no creed patch, wordmark, hangtag or serial visible for any bag to verify",
                    "no bottom, side, strap-detail or scale views"
                ],
                "negative_evidence": [
                    "photo 1: lot of nine modern fast-fashion \/ mall-brand shoulder bags and totes, none with vintage Coach glove-tanned leather or solid-brass turnlock silhouette",
                    "photo 1: visible non-Coach branding - MK monogram print top-left, triangle plaque center, TOMMY HILFIGER text center, GUESS on taupe bag right, ALDO on white bag top-right",
                    "photo 1: materials read as coated synthetic, quilted faux-leather, patent PVC (hot pink tote), printed canvas - not unlined glove-tanned cowhide",
                    "photo 1: hardware is bright gold\/silver-tone plated, chain straps, zip tops - no Coach turnlock geometry, no bead-chain hangtag, no dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1 only, distant: bright gold and silver-tone plated hardware, chain straps, zip pulls; no solid brass turnlock visible",
                    "leather_description": "photo 1: appears to be synthetic faux-leather, quilted faux-leather, patent PVC, printed canvas; no glove-tanned cowhide visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: various modern shoulder straps and top handles, chain accents; no buckle-adjustable glove-tanned straps or brass dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1: multi-bag lot - top row MK-print satchel, black satchel, white ALDO dome; middle row green quilted satchel, black triangle-plaque bag, mustard hobo; bottom row pink quilted flap, striped Tommy Hilfiger crossbody, taupe Guess satchel, hot pink patent tote - none matches any Coach catalog silhouette, closure or construction",
                    "no Coach hard identifier visible in the single overhead photo - no creed patch, no COACH wordmark, no horse-and-carriage, no style number to decode",
                    "era reasoning: synthetic materials, logo prints, plated hardware and mall-brand labels place all visible bags as modern 2000s+ non-Coach",
                    "Condition: not gradable as Coach; lot appears used with slouching, surface wear on mustard bag, general thrift-lot condition"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.9,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 885,
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            "estimated_cost_usd": 0.009098
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}