Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.5,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.735,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: exterior shows a mixed yellow croc-embossed material, striped textile body, and burgundy croc-embossed trim rather than the smooth or pebbled glove-tanned leather typical of vintage Coach.",
        "photo 1: no visible Coach wordmark, horse-and-carriage mark, leather hangtag, creed patch, or recognizable Coach hardware.",
        "photo 1: the decorative striped\/appliqu\u00e9 styling does not correspond to the visible construction of a known vintage Coach classic.",
        "photo 1: body is gray\/white woven textile with vertical stripes, not glove-tanned leather",
        "photo 1: handles, top band and bottom are glossy croc-embossed faux vinyl with high shine, not vintage solid brass \/ leather construction",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, turnlock, or leather hangtag visible",
        "photo 1: silhouette - zip-top tote with contrasting vinyl trim - does not match any classic Coach catalog style"
    ],
    "missing_information": [
        "photo 1: interior, creed area, lining, closure, zipper pull, bottom, side panels, and strap attachment are not shown.",
        "Request a straight-on interior photo and close-ups of any labels, stamps, zipper hardware, and hangtags.",
        "Request bottom and corner photos to assess wear and materials.",
        "interior \/ lining not shown - photo 1 shows exterior only",
        "creed patch \/ any brand marking not shown - close-up needed",
        "hardware close-up, zipper brand, bottom and side views not shown",
        "dimensions and materials not stated"
    ],
    "authenticity_concerns": [
        "photo 1: the visible combination of textile and croc-embossed synthetic-looking materials is inconsistent with a typical vintage Coach leather handbag; a non-Coach lookalike is much more likely."
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a structured tote or shoulder handbag, but it lacks the turnlock, leather construction, and identifiers needed to match a Coach model.",
        "The seller's 'Y2K' description is unverified listing text and provides no meaningful Coach identification evidence.",
        "Condition: unable to grade reliably because only one exterior photo is provided; interior, bottom, corners, and functional hardware are not shown.",
        "No Coach identifiers visible in photo 1 to decode; materials and construction point to modern non-Coach Y2K tote, consistent with seller description of y2k applique handbag",
        "Era reasoning: synthetic vinyl + woven textile, zip-top tote proportions = 2000s+ fast-fashion, not pre-2000 glove-tanned Coach",
        "Condition: Good to Very Good exterior as shown in photo 1, but interior, bottom corners and strap anchors not shown so full 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": "photo 1: no distinctive Coach hardware is visible; a small dark zipper or closure pull is partially visible near the upper left.",
        "leather_description": "photo 1: yellow and burgundy croc-embossed surfaces appear synthetic or coated; no visible glove-tanned leather characteristics.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: two long burgundy croc-embossed shoulder straps attached at the upper front, with visible edge stitching.",
        "stitching_description": "photo 1: visible stitching appears decorative and generally even along the straps and burgundy trim; construction details are limited by the single exterior photo."
    },
    "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": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.55,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: exterior shows a mixed yellow croc-embossed material, striped textile body, and burgundy croc-embossed trim rather than the smooth or pebbled glove-tanned leather typical of vintage Coach.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage mark, leather hangtag, creed patch, or recognizable Coach hardware.",
                    "photo 1: the decorative striped\/appliqu\u00e9 styling does not correspond to the visible construction of a known vintage Coach classic."
                ],
                "missing_information": [
                    "photo 1: interior, creed area, lining, closure, zipper pull, bottom, side panels, and strap attachment are not shown.",
                    "Request a straight-on interior photo and close-ups of any labels, stamps, zipper hardware, and hangtags.",
                    "Request bottom and corner photos to assess wear and materials."
                ],
                "authenticity_concerns": [
                    "photo 1: the visible combination of textile and croc-embossed synthetic-looking materials is inconsistent with a typical vintage Coach leather handbag; a non-Coach lookalike is much more likely."
                ],
                "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: no distinctive Coach hardware is visible; a small dark zipper or closure pull is partially visible near the upper left.",
                    "leather_description": "photo 1: yellow and burgundy croc-embossed surfaces appear synthetic or coated; no visible glove-tanned leather characteristics.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: two long burgundy croc-embossed shoulder straps attached at the upper front, with visible edge stitching.",
                    "stitching_description": "photo 1: visible stitching appears decorative and generally even along the straps and burgundy trim; construction details are limited by the single exterior photo."
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a structured tote or shoulder handbag, but it lacks the turnlock, leather construction, and identifiers needed to match a Coach model.",
                    "The seller's 'Y2K' description is unverified listing text and provides no meaningful Coach identification evidence.",
                    "Condition: unable to grade reliably because only one exterior photo is provided; interior, bottom, corners, and functional hardware are not shown."
                ],
                "confidence": 0.72,
                "recommended_max_bid": 8,
                "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": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "interior \/ lining not shown - photo 1 shows exterior only",
                    "creed patch \/ any brand marking not shown - close-up needed",
                    "hardware close-up, zipper brand, bottom and side views not shown",
                    "dimensions and materials not stated"
                ],
                "negative_evidence": [
                    "photo 1: body is gray\/white woven textile with vertical stripes, not glove-tanned leather",
                    "photo 1: handles, top band and bottom are glossy croc-embossed faux vinyl with high shine, not vintage solid brass \/ leather construction",
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, turnlock, or leather hangtag visible",
                    "photo 1: silhouette - zip-top tote with contrasting vinyl trim - does not match any classic Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: small dark zipper pull at top left, brand stamp not legible; no solid brass turnlock, buckles or dogleash clips visible",
                    "leather_description": "photo 1: no genuine leather visible; glossy burgundy\/yellow croc-embossed faux material on straps\/top\/bottom and woven striped textile body",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: two fixed shoulder straps in burgundy faux croc vinyl stitched to yellow top band",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in photo 1 to decode; materials and construction point to modern non-Coach Y2K tote, consistent with seller description of y2k applique handbag",
                    "Era reasoning: synthetic vinyl + woven textile, zip-top tote proportions = 2000s+ fast-fashion, not pre-2000 glove-tanned Coach",
                    "Condition: Good to Very Good exterior as shown in photo 1, but interior, bottom corners and strap anchors not shown so full grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15622,
            "output_tokens": 739,
            "total_tokens": 16361,
            "estimated_cost_usd": 0.008022
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 15951,
            "output_tokens": 1490,
            "total_tokens": 17441,
            "estimated_cost_usd": 0.004382
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}