Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.365,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.845,
    "seller_misidentification_probability": 0.485,
    "confidence": 0.895,
    "recommended_max_bid": 15,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small leather handbag with a flap, shoulder strap, and metal closure.",
        "photo 1: Natural leather and substantial construction are compatible with a vintage leather bag generally."
    ],
    "negative_evidence": [
        "photo 1: Prominent hand-tooled floral western decoration and extensive contrasting whipstitching are not characteristic of the cataloged vintage Coach classic styles.",
        "photo 3: The closure is an ornate western-style buckle\/turn mechanism rather than Coach's characteristic slim, elegant vintage turnlock geometry.",
        "photo 8: Interior leather is visible but no Coach creed patch, wordmark, or other Coach identifier is shown.",
        "photos 1-8: No COACH hangtag, horse-and-carriage mark, or recognizable Coach model construction is visible.",
        "photo 5: The bag has a highly decorated tooled-leather silhouette unlike the documented Coach glove-tanned classics.",
        "photo 1, photo 2: all-over hand-tooled western floral carving covering body and flap - never a vintage Coach classic finish",
        "photo 1, photo 2, photo 5: dark brown whip-laced \/ braided edges on all seams - Coach classics use stitched seams, not lacing",
        "photo 1, photo 3, photo 6: rectangular hasp tuck-clasp closure, not Coach turnlock geometry with oval back plate and slim tab",
        "photo 6: no creed patch visible on interior wall; no COACH wordmark, horse-and-carriage, or hangtag in any photo",
        "photo 1, photo 2, photo 4: mini top-handle\/wristlet proportions with thin unstructured strap - matches no Coach catalog silhouette"
    ],
    "missing_information": [
        "A straight-on photograph of every interior wall and pocket to confirm whether any label or creed is present.",
        "Close-ups of all hardware, including any stamps on the closure or strap fittings.",
        "Clear photos of the bottom, both sides, strap attachments, and interior base.",
        "Seller-stated dimensions and any maker or country markings not visible in the supplied photos.",
        "photo 6: interior only partially shown - fully emptied interior wall\/pocket view to confirm no creed or labels",
        "photo 3: hardware brand stamps on clasp\/rivets not shown",
        "seller-stated dimensions and strap length not provided"
    ],
    "authenticity_concerns": [
        "The visible western tooling, braided whipstitching, and ornate closure strongly suggest an unbranded artisan\/western leather bag rather than Coach.",
        "No Coach identifier is visible in the supplied photos; silhouette alone does not support Coach attribution."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the tooled western floral body and laced perimeter do not correspond to the listed Coach classic or Cashin-era silhouettes.",
        "The seller's 'vintage' wording is unverified; the photos show aged leather but no date-defining Coach identifier.",
        "Condition appears Good: visible dryness\/creasing and surface wear on the leather, with no obvious major tear or broken closure in the supplied photos; interior, odor, and mold status remain unknown.",
        "No Coach model fits: tooled western floral body, laced edges, and hasp clasp are inconsistent with all glove-tanned classic and modern Coach lines",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no Talon\/YKK zipper or dogleash hardware",
        "Condition: Good; leather supple with creasing and surface wear, dark scuff\/stain on bottom (photo 5), hardware tarnished but intact (photo 3)"
    ],
    "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 3: A metal central twist\/buckle-style closure with a rectangular decorative frame and rounded lower latch; no brand engraving is visible.",
        "leather_description": "photos 1-8: Tan\/brown leather with extensive embossed and carved floral tooling, darker recessed areas, visible surface creasing, and contrasting darker leather whipstitching around the edges.",
        "lining_description": "photo 8: Interior appears to be leather or leather-like brown material; no fabric lining or label is visible in the shown opening.",
        "strap_construction": "photos 1-2: Narrow single leather shoulder strap attached directly to the bag; attachment hardware and full strap ends are not fully shown.",
        "stitching_description": "photos 1-8: Extensive contrasting brown leather lacing\/whipstitching through perimeter holes; this is decorative construction unlike typical vintage Coach edge stitching."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0365,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small leather handbag with a flap, shoulder strap, and metal closure.",
                    "photo 1: Natural leather and substantial construction are compatible with a vintage leather bag generally."
                ],
                "negative_evidence": [
                    "photo 1: Prominent hand-tooled floral western decoration and extensive contrasting whipstitching are not characteristic of the cataloged vintage Coach classic styles.",
                    "photo 3: The closure is an ornate western-style buckle\/turn mechanism rather than Coach's characteristic slim, elegant vintage turnlock geometry.",
                    "photo 8: Interior leather is visible but no Coach creed patch, wordmark, or other Coach identifier is shown.",
                    "photos 1-8: No COACH hangtag, horse-and-carriage mark, or recognizable Coach model construction is visible.",
                    "photo 5: The bag has a highly decorated tooled-leather silhouette unlike the documented Coach glove-tanned classics."
                ],
                "missing_information": [
                    "A straight-on photograph of every interior wall and pocket to confirm whether any label or creed is present.",
                    "Close-ups of all hardware, including any stamps on the closure or strap fittings.",
                    "Clear photos of the bottom, both sides, strap attachments, and interior base.",
                    "Seller-stated dimensions and any maker or country markings not visible in the supplied photos."
                ],
                "authenticity_concerns": [
                    "The visible western tooling, braided whipstitching, and ornate closure strongly suggest an unbranded artisan\/western leather bag rather than Coach.",
                    "No Coach identifier is visible in the supplied photos; silhouette alone does not support Coach attribution."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 3: A metal central twist\/buckle-style closure with a rectangular decorative frame and rounded lower latch; no brand engraving is visible.",
                    "leather_description": "photos 1-8: Tan\/brown leather with extensive embossed and carved floral tooling, darker recessed areas, visible surface creasing, and contrasting darker leather whipstitching around the edges.",
                    "lining_description": "photo 8: Interior appears to be leather or leather-like brown material; no fabric lining or label is visible in the shown opening.",
                    "strap_construction": "photos 1-2: Narrow single leather shoulder strap attached directly to the bag; attachment hardware and full strap ends are not fully shown.",
                    "stitching_description": "photos 1-8: Extensive contrasting brown leather lacing\/whipstitching through perimeter holes; this is decorative construction unlike typical vintage Coach edge stitching."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the tooled western floral body and laced perimeter do not correspond to the listed Coach classic or Cashin-era silhouettes.",
                    "The seller's 'vintage' wording is unverified; the photos show aged leather but no date-defining Coach identifier.",
                    "Condition appears Good: visible dryness\/creasing and surface wear on the leather, with no obvious major tear or broken closure in the supplied photos; interior, odor, and mold status remain unknown."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "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": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.96,
                "missing_information": [
                    "photo 6: interior only partially shown - fully emptied interior wall\/pocket view to confirm no creed or labels",
                    "photo 3: hardware brand stamps on clasp\/rivets not shown",
                    "seller-stated dimensions and strap length not provided"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: all-over hand-tooled western floral carving covering body and flap - never a vintage Coach classic finish",
                    "photo 1, photo 2, photo 5: dark brown whip-laced \/ braided edges on all seams - Coach classics use stitched seams, not lacing",
                    "photo 1, photo 3, photo 6: rectangular hasp tuck-clasp closure, not Coach turnlock geometry with oval back plate and slim tab",
                    "photo 6: no creed patch visible on interior wall; no COACH wordmark, horse-and-carriage, or hangtag in any photo",
                    "photo 1, photo 2, photo 4: mini top-handle\/wristlet proportions with thin unstructured strap - matches no Coach catalog silhouette"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone rectangular hasp \/ tuck clasp on flap (photo 1, photo 3 close-up) with round stud base; two dome rivets under flap (photo 2); tarnished, not Coach turnlock geometry",
                    "leather_description": "tan hand-tooled leather with large embossed floral western carving and stippled background, darker brown laced trim; pebbled texture on gusset (photo 4)",
                    "lining_description": "partially visible in photo 6: brown smooth leather interior, unlined appearance; full lining not shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no machine stitching visible; construction is whip-stitched leather lacing around flap edge, sides and bottom (photo 1, photo 2, photo 5)",
                    "strap_construction": "single thin short unstructured leather wrist \/ top handle, sewn to flap (photo 1, photo 2)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: tooled western floral body, laced edges, and hasp clasp are inconsistent with all glove-tanned classic and modern Coach lines",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no Talon\/YKK zipper or dogleash hardware",
                    "Condition: Good; leather supple with creasing and surface wear, dark scuff\/stain on bottom (photo 5), hardware tarnished but intact (photo 3)"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.55
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 894,
            "total_tokens": 29671,
            "estimated_cost_usd": 0.013656
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30089,
            "output_tokens": 1600,
            "total_tokens": 31689,
            "estimated_cost_usd": 0.007298
        }
    ]
}