Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.61,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.8,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: The visible material has a uniform pebbled synthetic appearance consistent with the seller's stated vegan leather, not vintage glove-tanned cowhide.",
        "photo 2: Visible gold-tone lobster clips and zipper hardware are generic and no Coach engraving or identifying detail is visible.",
        "photo 1: Interior appears to be black textile lining with a zippered pocket; no Coach creed patch or fabric tag is visible.",
        "photos 1-3: No Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach construction is visible.",
        "photo 1: interior is black synthetic fabric lining with slip pocket, not unlined suede glove-tanned leather",
        "photo 2: exterior is two-tone smooth pebbled synthetic color-block material consistent with seller-stated vegan leather, not glove-tanned cowhide",
        "photo 2: bright gold-tone plated lobster-claw strap hardware, not solid vintage brass",
        "photo 2-3: modern color-block tote\/crossbody construction with painted\/finished edges, no vintage Coach cues",
        "no creed patch, COACH wordmark, horse-and-carriage, hangtag, or turnlock visible in any of 3 photos"
    ],
    "missing_information": [
        "A straight-on photo of the entire front and back would confirm whether any logo or hangtag is present.",
        "A fully emptied interior photo, including all pockets and seams, is needed to rule out a hidden brand or fabric tag.",
        "A close-up of the strap, zipper pull, and all hardware markings is not provided.",
        "Bottom, corners, and full strap views are absent.",
        "no full front \/ back exterior views to assess silhouette and scale",
        "no creed patch or interior brand label shown - request straight-on interior wall\/pocket photo",
        "no hangtag or wordmark close-up",
        "no turnlock \/ closure detail - closure type not fully shown",
        "no bottom corner wear detail beyond one side view and no strap full-length view"
    ],
    "authenticity_concerns": [
        "photos 1-3: The apparent vegan\/synthetic construction is inconsistent with the leather materials used in the classic vintage Coach styles this assessment targets.",
        "photos 1-3: No Coach identifier is visible, so there is no evidence supporting Coach manufacture or a transplanted Coach component."
    ],
    "possible_model_reasoning": [
        "The rectangular color-block crossbody silhouette and detachable-strap hardware do not visibly match a specific Coach catalog model.",
        "The synthetic material and generic hardware point to a modern non-Coach bag rather than a vintage glove-tanned Coach classic.",
        "Condition appears approximately Very Good from the visible panels, with no major wear apparent; interior, bottom, strap, and odor condition are unknown.",
        "no Coach silhouette, creed, wordmark, hangtag, turnlock or solid-brass hardware to support any catalog style",
        "materials (vegan leather, fabric lining, plated hardware) and color-block modern construction point to modern non-Coach fast-fashion, not any vintage Coach line",
        "Condition: Very Good to Good based on limited views; photo 2-3 show clean exterior with no obvious corner wear, photo 1 interior looks clean, but bottom, corners, strap and closure not fully shown so grade capped"
    ],
    "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": "photos 2-3: Gold-tone lobster-style strap clips, zipper teeth, and generic hardware are visible; no brand engraving is legible.",
        "leather_description": "photos 2-3: Smooth, uniform pebbled black and taupe material with painted-looking edges, consistent with the seller's stated vegan leather.",
        "lining_description": "photo 1: Dark textile lining with an interior zippered pocket is visible; no creed or label is visible.",
        "strap_construction": "detachable strap with gold-tone clips, only anchor ends visible in photo 2; full length, width and buckle holes not shown",
        "stitching_description": "photos 2-3: Machine stitching appears generally even along the visible panel edges; full seam and stress-point coverage is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0006,
    "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": 0.03,
                "image_quality_score": 0.67,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: The visible material has a uniform pebbled synthetic appearance consistent with the seller's stated vegan leather, not vintage glove-tanned cowhide.",
                    "photo 2: Visible gold-tone lobster clips and zipper hardware are generic and no Coach engraving or identifying detail is visible.",
                    "photo 1: Interior appears to be black textile lining with a zippered pocket; no Coach creed patch or fabric tag is visible.",
                    "photos 1-3: No Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach construction is visible."
                ],
                "missing_information": [
                    "A straight-on photo of the entire front and back would confirm whether any logo or hangtag is present.",
                    "A fully emptied interior photo, including all pockets and seams, is needed to rule out a hidden brand or fabric tag.",
                    "A close-up of the strap, zipper pull, and all hardware markings is not provided.",
                    "Bottom, corners, and full strap views are absent."
                ],
                "authenticity_concerns": [
                    "photos 1-3: The apparent vegan\/synthetic construction is inconsistent with the leather materials used in the classic vintage Coach styles this assessment targets.",
                    "photos 1-3: No Coach identifier is visible, so there is no evidence supporting Coach manufacture or a transplanted Coach component."
                ],
                "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": "photos 2-3: Gold-tone lobster-style strap clips, zipper teeth, and generic hardware are visible; no brand engraving is legible.",
                    "leather_description": "photos 2-3: Smooth, uniform pebbled black and taupe material with painted-looking edges, consistent with the seller's stated vegan leather.",
                    "lining_description": "photo 1: Dark textile lining with an interior zippered pocket is visible; no creed or label is visible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photos 2-3: Machine stitching appears generally even along the visible panel edges; full seam and stress-point coverage is unavailable."
                },
                "possible_model_reasoning": [
                    "The rectangular color-block crossbody silhouette and detachable-strap hardware do not visibly match a specific Coach catalog model.",
                    "The synthetic material and generic hardware point to a modern non-Coach bag rather than a vintage glove-tanned Coach classic.",
                    "Condition appears approximately Very Good from the visible panels, with no major wear apparent; interior, bottom, strap, and odor condition are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 5,
                "estimated_resale_low": 8,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "no full front \/ back exterior views to assess silhouette and scale",
                    "no creed patch or interior brand label shown - request straight-on interior wall\/pocket photo",
                    "no hangtag or wordmark close-up",
                    "no turnlock \/ closure detail - closure type not fully shown",
                    "no bottom corner wear detail beyond one side view and no strap full-length view"
                ],
                "negative_evidence": [
                    "photo 1: interior is black synthetic fabric lining with slip pocket, not unlined suede glove-tanned leather",
                    "photo 2: exterior is two-tone smooth pebbled synthetic color-block material consistent with seller-stated vegan leather, not glove-tanned cowhide",
                    "photo 2: bright gold-tone plated lobster-claw strap hardware, not solid vintage brass",
                    "photo 2-3: modern color-block tote\/crossbody construction with painted\/finished edges, no vintage Coach cues",
                    "no creed patch, COACH wordmark, horse-and-carriage, hangtag, or turnlock visible in any of 3 photos"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated lobster-claw \/ swivel clips for detachable strap visible in photo 2; zipper teeth dark, pull not visible",
                    "leather_description": "smooth pebbled synthetic color-block material in black and taupe\/brown, consistent with seller-stated vegan leather; no glove-tanned grain or patina visible in photo 2-3",
                    "lining_description": "black fabric lining, likely polyester, with interior slip pocket visible in photo 1",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "dark straight machine stitching along top and side seams visible in photo 2-3",
                    "strap_construction": "detachable strap with gold-tone clips, only anchor ends visible in photo 2; full length, width and buckle holes not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "no Coach silhouette, creed, wordmark, hangtag, turnlock or solid-brass hardware to support any catalog style",
                    "materials (vegan leather, fabric lining, plated hardware) and color-block modern construction point to modern non-Coach fast-fashion, not any vintage Coach line",
                    "Condition: Very Good to Good based on limited views; photo 2-3 show clean exterior with no obvious corner wear, photo 1 interior looks clean, but bottom, corners, strap and closure not fully shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16404,
            "output_tokens": 874,
            "total_tokens": 17278,
            "estimated_cost_usd": 0.008659
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16712,
            "output_tokens": 1261,
            "total_tokens": 17973,
            "estimated_cost_usd": 0.004351
        }
    ]
}