Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: camouflage-patterned light-colored exterior with a generic rectangular crossbody silhouette; no visible Coach wordmark, carriage, creed, or hangtag.",
        "photo 1: apparent vinyl or synthetic coated material rather than vintage glove-tanned leather.",
        "photo 1 and photo 3: bright silver-tone zipper and hardware, not the solid brass hardware typical of many vintage Coach classics.",
        "photos 4-6: black synthetic fabric lining and multiple zip compartments are inconsistent with a classic unlined vintage Coach construction.",
        "photo 2: exterior pattern is generic camouflage rather than recognizable Coach Signature C canvas.",
        "photo 1: light cream camouflage vinyl \/ faux-leather exterior, not glove-tanned leather",
        "photo 1, photo 2, photo 3: silver-tone zippers and snaps, not vintage solid brass",
        "photo 4, photo 5, photo 6: black shiny polyester lining, not unlined suede",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "seller text states vinyl, lightweight - mild counter-evidence for vintage Coach classic"
    ],
    "missing_information": [
        "photo 4-6: no interior creed patch or sewn Coach identification label is visible; a straight-on view of every interior wall and pocket would confirm whether any label is present.",
        "photo 3: zipper pulls and hardware stamps are not shown closely enough to identify a maker.",
        "photo 1-3: bottom, strap attachment points, and all corners are not shown in detail."
    ],
    "authenticity_concerns": [
        "The synthetic\/vinyl body, black polyester-style lining, generic camouflage print, and silver-tone hardware are collectively characteristic of an unbranded modern bag rather than Coach.",
        "No Coach identifier is visible in the supplied photos; the construction does not provide a credible vintage Coach match."
    ],
    "possible_model_reasoning": [
        "The compact rectangular zip-top crossbody shape could be a generic modern purse, but it does not closely establish any Coach catalog model.",
        "The seller-stated dimensions and pockets are not enough to identify a Coach style and are treated only as listing information.",
        "Condition appears Good to Very Good from the visible clean exterior and intact-looking zippers, though the interior and all corners are incompletely documented.",
        "Not a Coach silhouette, material, hardware or lining: vinyl body with silver zippers and polyester lining excludes 1970s-1990s glove-tanned classics per triage rule",
        "No Coach identifier visible in any of 6 photos despite front, back, side and emptied interior views",
        "Condition: Good to Very Good; clean exterior and interior visible, no major wear shown"
    ],
    "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 and photo 3: bright silver-tone zipper teeth, zipper pulls, and round rivet-like details; no Coach engraving visible.",
        "leather_description": "photos 1-3: light-colored camouflage-patterned material appears vinyl or synthetic-coated, not visible natural leather.",
        "lining_description": "photos 4-6: black synthetic fabric lining with multiple compartments and interior zipper.",
        "strap_construction": "photos 1-3: narrow adjustable light-colored synthetic strap attached to the bag at sewn tabs; no visible vintage brass clips or buckle details.",
        "stitching_description": "photos 1-3: visible machine stitching is generally straight and even, with synthetic binding\/edges; no distinctive Coach construction evidence."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "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": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: camouflage-patterned light-colored exterior with a generic rectangular crossbody silhouette; no visible Coach wordmark, carriage, creed, or hangtag.",
                    "photo 1: apparent vinyl or synthetic coated material rather than vintage glove-tanned leather.",
                    "photo 1 and photo 3: bright silver-tone zipper and hardware, not the solid brass hardware typical of many vintage Coach classics.",
                    "photos 4-6: black synthetic fabric lining and multiple zip compartments are inconsistent with a classic unlined vintage Coach construction.",
                    "photo 2: exterior pattern is generic camouflage rather than recognizable Coach Signature C canvas."
                ],
                "missing_information": [
                    "photo 4-6: no interior creed patch or sewn Coach identification label is visible; a straight-on view of every interior wall and pocket would confirm whether any label is present.",
                    "photo 3: zipper pulls and hardware stamps are not shown closely enough to identify a maker.",
                    "photo 1-3: bottom, strap attachment points, and all corners are not shown in detail."
                ],
                "authenticity_concerns": [
                    "The synthetic\/vinyl body, black polyester-style lining, generic camouflage print, and silver-tone hardware are collectively characteristic of an unbranded modern bag rather than Coach.",
                    "No Coach identifier is visible in the supplied photos; the construction does not provide a credible vintage Coach match."
                ],
                "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 and photo 3: bright silver-tone zipper teeth, zipper pulls, and round rivet-like details; no Coach engraving visible.",
                    "leather_description": "photos 1-3: light-colored camouflage-patterned material appears vinyl or synthetic-coated, not visible natural leather.",
                    "lining_description": "photos 4-6: black synthetic fabric lining with multiple compartments and interior zipper.",
                    "strap_construction": "photos 1-3: narrow adjustable light-colored synthetic strap attached to the bag at sewn tabs; no visible vintage brass clips or buckle details.",
                    "stitching_description": "photos 1-3: visible machine stitching is generally straight and even, with synthetic binding\/edges; no distinctive Coach construction evidence."
                },
                "possible_model_reasoning": [
                    "The compact rectangular zip-top crossbody shape could be a generic modern purse, but it does not closely establish any Coach catalog model.",
                    "The seller-stated dimensions and pockets are not enough to identify a Coach style and are treated only as listing information.",
                    "Condition appears Good to Very Good from the visible clean exterior and intact-looking zippers, though the interior and all corners are incompletely documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: light cream camouflage vinyl \/ faux-leather exterior, not glove-tanned leather",
                    "photo 1, photo 2, photo 3: silver-tone zippers and snaps, not vintage solid brass",
                    "photo 4, photo 5, photo 6: black shiny polyester lining, not unlined suede",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "seller text states vinyl, lightweight - mild counter-evidence for vintage Coach classic"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper teeth and pulls, snap rivets; thin plated modern hardware",
                    "leather_description": "light cream \/ beige camouflage-print vinyl faux-leather, not glove-tanned cowhide",
                    "lining_description": "black synthetic polyester fabric lining with interior zip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching around edges, thread matched to vinyl",
                    "strap_construction": "thin flat vinyl adjustable crossbody strap, sewn fixed ends",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette, material, hardware or lining: vinyl body with silver zippers and polyester lining excludes 1970s-1990s glove-tanned classics per triage rule",
                    "No Coach identifier visible in any of 6 photos despite front, back, side and emptied interior views",
                    "Condition: Good to Very Good; clean exterior and interior visible, no major wear shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17752,
            "output_tokens": 737,
            "total_tokens": 18489,
            "estimated_cost_usd": 0.00887
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18089,
            "output_tokens": 913,
            "total_tokens": 19002,
            "estimated_cost_usd": 0.004348
        }
    ]
}