Vintage Coach Hunter

{
    "is_handbag_probability": 0.93,
    "coach_probability": 0.13,
    "vintage_probability": 0.16,
    "authenticity_confidence": 0.1,
    "image_quality_score": 0.255,
    "seller_misidentification_probability": 0.13,
    "confidence": 0.22,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: partial view shows a leather-looking cream handbag with a brass-tone strap connector, a construction type sometimes seen on vintage leather bags including Coach.",
        "photo 1: visible seams appear reasonably straight and evenly stitched in the limited area shown.",
        "photo 1-5: leather handbag component with brass-tone hardware, the population where misidentified bags can hide"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
        "photo 1: the visible hardware is a large swivel clasp and ring rather than a recognizable classic Coach turnlock.",
        "photo 1: the cream leather appears heavily worn or dirty at the strap attachment, but the close crop does not show the full silhouette or Coach-specific construction.",
        "Listing title identifies the item as unknown\/unbranded; this is weak context only and does not establish manufacture.",
        "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1-5: no turnlock visible; only modern brass-tone swivel snap and D-ring shown",
        "photo 1-5: edge finish shows fraying\/peeling at top side seam inconsistent with vintage glove-tanned Coach",
        "photo 1-5: pebbled coated-looking creamy leather does not show vintage glove-tanned character",
        "all photos are near-duplicate tight crops; overall silhouette, closure, bottom, and interior not shown"
    ],
    "missing_information": [
        "Full front, back, sides, bottom, and both corners.",
        "Straight-on interior photograph, including every interior wall, pocket, seam, and any leather creed patch or fabric tag.",
        "Close-up of all hardware, zipper pulls, closures, and any markings.",
        "Full strap length, buckle holes, attachment points, and both clasp ends.",
        "Seller-stated dimensions, material details, and photographs of any embossed or stamped areas.",
        "full front, back, bottom, side and interior views - only duplicate side close-ups provided",
        "creed patch straight-on in raking light and interior wall\/pocket views",
        "turnlock \/ closure type and front flap view",
        "hangtag both faces if present",
        "hardware stamps, zipper brand, Made-in line",
        "strap full length, dimensions and scale cue"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible, so the item currently appears more likely to be an unbranded or lookalike leather bag than an identifiable Coach bag.",
        "The visible hardware and attachment design cannot be matched confidently to a Coach catalog model from this crop.",
        "photo 1-5: no Coach identifier visible to assess consistency; no creed, wordmark, or vintage solid-brass turnlock seen"
    ],
    "possible_model_reasoning": [
        "No Coach model can be assigned because the full silhouette, closure, interior layout, and identifiers are not shown.",
        "The visible swivel clasp does not by itself support a City Bag, Court, Willis, Station, or other classic Coach identification.",
        "Condition cannot be fully graded; the visible attachment area has notable wear, while the bottom, corners, interior, and strap condition are unknown.",
        "No Coach model fits: overall silhouette, closure, dimensions and creed\/serial unknown from duplicate side crops alone",
        "Condition: Fair \/ Rehab \/ Parts based on visible edge fraying\/peeling at top side seam (photo 1); full grade capped by missing front\/back\/bottom\/interior views"
    ],
    "estimated_era": "unknown",
    "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: brass-tone metal swivel clasp attached to a rounded ring; no readable branding visible.",
        "leather_description": "photo 1: cream or off-white leather-looking material with visible grain and substantial surface scuffing\/soiling near the attachment.",
        "lining_description": "partial interior visible in photo 1 shows same-color leather with slip-pocket slit; full lining construction not_visible",
        "strap_construction": "photo 1: cream strap or strap tab appears folded and stitched around a metal ring; full strap not visible.",
        "stitching_description": "photo 1: perimeter stitching is visible and appears generally even in the cropped area, though the attachment area shows wear and possible fraying."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.96,
                "coach_probability": 0.18,
                "vintage_probability": 0.22,
                "authenticity_confidence": 0.12,
                "image_quality_score": 0.31,
                "seller_misidentification_probability": 0.18,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: partial view shows a leather-looking cream handbag with a brass-tone strap connector, a construction type sometimes seen on vintage leather bags including Coach.",
                    "photo 1: visible seams appear reasonably straight and evenly stitched in the limited area shown."
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, serial\/style number, or hangtag.",
                    "photo 1: the visible hardware is a large swivel clasp and ring rather than a recognizable classic Coach turnlock.",
                    "photo 1: the cream leather appears heavily worn or dirty at the strap attachment, but the close crop does not show the full silhouette or Coach-specific construction.",
                    "Listing title identifies the item as unknown\/unbranded; this is weak context only and does not establish manufacture."
                ],
                "missing_information": [
                    "Full front, back, sides, bottom, and both corners.",
                    "Straight-on interior photograph, including every interior wall, pocket, seam, and any leather creed patch or fabric tag.",
                    "Close-up of all hardware, zipper pulls, closures, and any markings.",
                    "Full strap length, buckle holes, attachment points, and both clasp ends.",
                    "Seller-stated dimensions, material details, and photographs of any embossed or stamped areas."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible, so the item currently appears more likely to be an unbranded or lookalike leather bag than an identifiable Coach bag.",
                    "The visible hardware and attachment design cannot be matched confidently to a Coach catalog model from this crop."
                ],
                "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: brass-tone metal swivel clasp attached to a rounded ring; no readable branding visible.",
                    "leather_description": "photo 1: cream or off-white leather-looking material with visible grain and substantial surface scuffing\/soiling near the attachment.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: cream strap or strap tab appears folded and stitched around a metal ring; full strap not visible.",
                    "stitching_description": "photo 1: perimeter stitching is visible and appears generally even in the cropped area, though the attachment area shows wear and possible fraying."
                },
                "possible_model_reasoning": [
                    "No Coach model can be assigned because the full silhouette, closure, interior layout, and identifiers are not shown.",
                    "The visible swivel clasp does not by itself support a City Bag, Court, Willis, Station, or other classic Coach identification.",
                    "Condition cannot be fully graded; the visible attachment area has notable wear, while the bottom, corners, interior, and strap condition are unknown."
                ],
                "confidence": 0.24,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: no Coach identifier visible to assess consistency; no creed, wordmark, or vintage solid-brass turnlock seen"
                ],
                "authenticity_confidence": 0.08,
                "coach_probability": 0.08,
                "confidence": 0.2,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.2,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "full front, back, bottom, side and interior views - only duplicate side close-ups provided",
                    "creed patch straight-on in raking light and interior wall\/pocket views",
                    "turnlock \/ closure type and front flap view",
                    "hangtag both faces if present",
                    "hardware stamps, zipper brand, Made-in line",
                    "strap full length, dimensions and scale cue"
                ],
                "negative_evidence": [
                    "photo 1-5: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1-5: no turnlock visible; only modern brass-tone swivel snap and D-ring shown",
                    "photo 1-5: edge finish shows fraying\/peeling at top side seam inconsistent with vintage glove-tanned Coach",
                    "photo 1-5: pebbled coated-looking creamy leather does not show vintage glove-tanned character",
                    "all photos are near-duplicate tight crops; overall silhouette, closure, bottom, and interior not shown"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone D-ring and swivel snap-hook strap clip visible in photo 1; tone looks plated, not verified solid brass; no turnlock, buckle, or zipper stamp visible",
                    "leather_description": "creamy white\/off-white pebbled leather in side close-up; surface looks coated\/pebbled modern leather with edge fraying and small scuff at side in photo 1",
                    "lining_description": "partial interior visible in photo 1 shows same-color leather with slip-pocket slit; full lining construction not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight side seam stitching tone-matched, visible in photo 1; overall stitch quality not assessable from crops",
                    "strap_construction": "detachable strap via metal clip to side D-ring tab visible in photo 1; full strap length, width, buckle holes not_visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-5: leather handbag component with brass-tone hardware, the population where misidentified bags can hide"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: overall silhouette, closure, dimensions and creed\/serial unknown from duplicate side crops alone",
                    "Condition: Fair \/ Rehab \/ Parts based on visible edge fraying\/peeling at top side seam (photo 1); full grade capped by missing front\/back\/bottom\/interior views"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.08,
                "vintage_probability": 0.1
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 750,
            "total_tokens": 29527,
            "estimated_cost_usd": 0.013311
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30089,
            "output_tokens": 1494,
            "total_tokens": 31583,
            "estimated_cost_usd": 0.007213
        }
    ]
}