Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.385,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.815,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: handbag tote silhouette and two attached shoulder handles are visible."
    ],
    "negative_evidence": [
        "photo 1: metallic rose-gold, highly textured synthetic-looking exterior is inconsistent with vintage Coach glove-tanned leather.",
        "photo 1: visible lining appears smooth and light-colored; no Coach identifier is visible.",
        "listing text: seller explicitly describes the item as vegan and unbranded, which is consistent with a modern non-Coach fashion tote.",
        "photo 1-2: metallic rose-gold high-gloss pebbled vegan material, not matte glove-tanned cowhide",
        "photo 1-2: thin flat tote handles stitched directly to body, no brass turnlock, dogleash clips or solid brass hardware",
        "photo 1-2: no creed patch, COACH wordmark, horse-and-carriage or leather hangtag visible",
        "seller text states 'Fashion Vegan Handbag' and 'Unbranded' - synthetic material"
    ],
    "missing_information": [
        "photo 1: only a close-up is provided; request full front, back, sides, bottom, interior, handles, closures, and any labels.",
        "photo 1: no interior brand label or material tag is visible.",
        "photo 1: hardware and closure details are not shown.",
        "full front, back, bottom and interior views not shown - only two close crops",
        "creed patch \/ interior brand stamp not shown",
        "hardware, zipper brand, hangtag not shown",
        "strap drop and full tote proportions for scale beyond seller text"
    ],
    "authenticity_concerns": [
        "photo 1: vegan\/synthetic construction and metallic finish are incompatible with the expected construction of a vintage Coach leather handbag.",
        "photo 1-2: metallic high-gloss vegan\/PU material incompatible with vintage Coach glove-tanned cowhide"
    ],
    "possible_model_reasoning": [
        "tote silhouette with flat stitched handles does not match any vintage Coach classic turnlock catalog style",
        "vegan metallic material plus absence of creed, wordmark, brass hardware and unlined suede interior points to modern fast-fashion, not Coach",
        "Condition: New NWOT per seller; photos show clean glossy surface with no wear in cropped views, but full condition capped by missing views"
    ],
    "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: rectangular metallic handle attachment hardware is visible; no turnlock, zipper pull, or branding is shown.",
        "leather_description": "photo 1: metallic rose-gold, heavily textured material appears synthetic\/vegan rather than glove-tanned leather.",
        "lining_description": "photo 1: light smooth lining is partially visible; exact material is not_visible.",
        "strap_construction": "photo 1: two wide shoulder handles with stitched edges and rectangular attachments are visible; full construction is not_visible.",
        "stitching_description": "photo 1: straight parallel stitching is visible along the handle and upper edge; complete stitching quality is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.42,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: handbag tote silhouette and two attached shoulder handles are visible."
                ],
                "negative_evidence": [
                    "photo 1: metallic rose-gold, highly textured synthetic-looking exterior is inconsistent with vintage Coach glove-tanned leather.",
                    "photo 1: visible lining appears smooth and light-colored; no Coach identifier is visible.",
                    "listing text: seller explicitly describes the item as vegan and unbranded, which is consistent with a modern non-Coach fashion tote."
                ],
                "missing_information": [
                    "photo 1: only a close-up is provided; request full front, back, sides, bottom, interior, handles, closures, and any labels.",
                    "photo 1: no interior brand label or material tag is visible.",
                    "photo 1: hardware and closure details are not shown."
                ],
                "authenticity_concerns": [
                    "photo 1: vegan\/synthetic construction and metallic finish are incompatible with the expected construction of a vintage Coach leather handbag."
                ],
                "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: rectangular metallic handle attachment hardware is visible; no turnlock, zipper pull, or branding is shown.",
                    "leather_description": "photo 1: metallic rose-gold, heavily textured material appears synthetic\/vegan rather than glove-tanned leather.",
                    "lining_description": "photo 1: light smooth lining is partially visible; exact material is not_visible.",
                    "strap_construction": "photo 1: two wide shoulder handles with stitched edges and rectangular attachments are visible; full construction is not_visible.",
                    "stitching_description": "photo 1: straight parallel stitching is visible along the handle and upper edge; complete stitching quality is not assessable."
                },
                "possible_model_reasoning": [],
                "confidence": 0.78,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-2: metallic high-gloss vegan\/PU material incompatible with vintage Coach glove-tanned cowhide"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "full front, back, bottom and interior views not shown - only two close crops",
                    "creed patch \/ interior brand stamp not shown",
                    "hardware, zipper brand, hangtag not shown",
                    "strap drop and full tote proportions for scale beyond seller text"
                ],
                "negative_evidence": [
                    "photo 1-2: metallic rose-gold high-gloss pebbled vegan material, not matte glove-tanned cowhide",
                    "photo 1-2: thin flat tote handles stitched directly to body, no brass turnlock, dogleash clips or solid brass hardware",
                    "photo 1-2: no creed patch, COACH wordmark, horse-and-carriage or leather hangtag visible",
                    "seller text states 'Fashion Vegan Handbag' and 'Unbranded' - synthetic material"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible",
                    "leather_description": "photo 1-2: metallic rose-gold faux\/vegan leather with embossed pebble grain and high gloss shine, inconsistent with glove-tanned cowhide",
                    "lining_description": "not_visible - only small red interior glimpse at top edge in photo 1-2",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-2: straight edge stitching tone-matched around top edge and handle anchors",
                    "strap_construction": "photo 1-2: two thin flat shoulder handles stitched to tote body with small rectangular anchor tabs",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "tote silhouette with flat stitched handles does not match any vintage Coach classic turnlock catalog style",
                    "vegan metallic material plus absence of creed, wordmark, brass hardware and unlined suede interior points to modern fast-fashion, not Coach",
                    "Condition: New NWOT per seller; photos show clean glossy surface with no wear in cropped views, but full condition capped by missing views"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16037,
            "output_tokens": 487,
            "total_tokens": 16524,
            "estimated_cost_usd": 0.007584
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16340,
            "output_tokens": 1364,
            "total_tokens": 17704,
            "estimated_cost_usd": 0.004359
        }
    ]
}