Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.4,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.86,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a shoulder handbag with a leather-like multicolor patchwork exterior.",
        "photo 2: The bag has a functional-looking zip-top opening and two long shoulder straps.",
        "photo 3: Seller provides approximate dimensions of about 10\u201311 inches wide and 7\u20138 inches tall.",
        "photo 1-4: leather handbag with shoulder straps, the population where misidentified Coach hides, so triage continued"
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware.",
        "photo 2: The multicolor patchwork and prominent zigzag stitching do not match the construction of the classic Coach catalog styles.",
        "photo 4: The visible zipper hardware appears light-colored\/plated rather than the solid brass hardware typical of many vintage Coach classics.",
        "photo 5: The bag has a fabric-like interior lining and generic zipper construction, with no visible Coach identifier.",
        "photo 6: Interior view shows no creed patch or Coach label.",
        "photo 1,2,4: multicolor patchwork panel construction with contrasting zigzag stitching never used on vintage Coach classics",
        "photo 6: cream fabric lining, not unlined suede-back glove-tanned leather",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
        "photo 2,4,5: zip-top closure with white plastic\/coated pulls and thin double cord-like straps, not solid brass turnlock\/dogleash hardware",
        "photo 1-4: thin soft patchwork leather, not heavy smooth glove-tanned cowhide"
    ],
    "missing_information": [
        "photo 6: A clearer, fully emptied interior view and close-ups of all interior seams and pockets would help confirm that no label or creed is present.",
        "A close-up of the zipper pull, strap attachments, and any exterior or interior tags is not provided.",
        "The country-of-origin mark, if any, is not shown.",
        "Seller-stated material is unverified; close-up leather-edge and surface photos would clarify whether the exterior is genuine leather or synthetic material.",
        "photo of any interior brand label or content tag inside lining pocket\/seam",
        "close-up of zipper pulls and strap anchor hardware stamps",
        "bottom and corner close-ups to confirm wear"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible in the supplied photos.",
        "The generic patchwork silhouette, fabric-like lining, light hardware, and zigzag seam treatment are inconsistent with a typical vintage Coach classic.",
        "The bag appears more consistent with an unbranded boho patchwork handbag than a Coach model.",
        "photo 1-6: multicolor patchwork with contrasting zigzag stitching and fabric lining inconsistent with vintage Coach glove-tanned classics; no Coach identifiers to support manufacture"
    ],
    "possible_model_reasoning": [
        "The bag does not closely match the documented silhouettes or construction of Coach City Bag, Willis, Court, Station, Dinky, or other listed vintage Coach models.",
        "No serial, creed, hangtag, wordmark, or carriage is visible to support a Coach attribution.",
        "Condition: Good; visible edge wear, creasing, and discoloration are present in photos 1, 2, 5, and 6; interior condition is visibly used but not severely damaged.",
        "No Coach catalog silhouette matches: Coach did not make multicolor patchwork zip-top with zigzag stitching and fabric lining in classic era; no creed\/serial to decode",
        "Era reasoning: thin patchwork boho construction and fabric lining point to non-Coach 1980s-2000s fashion bag, not NYC\/US Coach era",
        "Condition: Good; seller states good vintage with normal wear; photos show soft creasing and light soiling but no holes or broken zipper visible; interior not fully emptied so lining condition unknown"
    ],
    "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 4: Light-colored zipper and strap hardware are visible; no readable branding or Coach engraving is present.",
        "leather_description": "photo 1: Multicolor stitched patchwork exterior with smooth, varied panels; exact material cannot be confirmed from the photos.",
        "lining_description": "photo 6: Light-colored fabric-like interior lining is visible; no label or creed patch is visible.",
        "strap_construction": "photo 1: Two long, narrow shoulder straps attached near the upper side edges.",
        "stitching_description": "photo 1: Prominent contrasting zigzag stitching outlines the patchwork panels; stitching appears decorative and unlike typical Coach classic construction."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.45,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a shoulder handbag with a leather-like multicolor patchwork exterior.",
                    "photo 2: The bag has a functional-looking zip-top opening and two long shoulder straps.",
                    "photo 3: Seller provides approximate dimensions of about 10\u201311 inches wide and 7\u20138 inches tall."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware.",
                    "photo 2: The multicolor patchwork and prominent zigzag stitching do not match the construction of the classic Coach catalog styles.",
                    "photo 4: The visible zipper hardware appears light-colored\/plated rather than the solid brass hardware typical of many vintage Coach classics.",
                    "photo 5: The bag has a fabric-like interior lining and generic zipper construction, with no visible Coach identifier.",
                    "photo 6: Interior view shows no creed patch or Coach label."
                ],
                "missing_information": [
                    "photo 6: A clearer, fully emptied interior view and close-ups of all interior seams and pockets would help confirm that no label or creed is present.",
                    "A close-up of the zipper pull, strap attachments, and any exterior or interior tags is not provided.",
                    "The country-of-origin mark, if any, is not shown.",
                    "Seller-stated material is unverified; close-up leather-edge and surface photos would clarify whether the exterior is genuine leather or synthetic material."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible in the supplied photos.",
                    "The generic patchwork silhouette, fabric-like lining, light hardware, and zigzag seam treatment are inconsistent with a typical vintage Coach classic.",
                    "The bag appears more consistent with an unbranded boho patchwork handbag than a Coach model."
                ],
                "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 4: Light-colored zipper and strap hardware are visible; no readable branding or Coach engraving is present.",
                    "leather_description": "photo 1: Multicolor stitched patchwork exterior with smooth, varied panels; exact material cannot be confirmed from the photos.",
                    "lining_description": "photo 6: Light-colored fabric-like interior lining is visible; no label or creed patch is visible.",
                    "strap_construction": "photo 1: Two long, narrow shoulder straps attached near the upper side edges.",
                    "stitching_description": "photo 1: Prominent contrasting zigzag stitching outlines the patchwork panels; stitching appears decorative and unlike typical Coach classic construction."
                },
                "possible_model_reasoning": [
                    "The bag does not closely match the documented silhouettes or construction of Coach City Bag, Willis, Court, Station, Dinky, or other listed vintage Coach models.",
                    "No serial, creed, hangtag, wordmark, or carriage is visible to support a Coach attribution.",
                    "Condition: Good; visible edge wear, creasing, and discoloration are present in photos 1, 2, 5, and 6; interior condition is visibly used but not severely damaged."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: multicolor patchwork with contrasting zigzag stitching and fabric lining inconsistent with vintage Coach glove-tanned classics; no Coach identifiers to support manufacture"
                ],
                "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": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of any interior brand label or content tag inside lining pocket\/seam",
                    "close-up of zipper pulls and strap anchor hardware stamps",
                    "bottom and corner close-ups to confirm wear"
                ],
                "negative_evidence": [
                    "photo 1,2,4: multicolor patchwork panel construction with contrasting zigzag stitching never used on vintage Coach classics",
                    "photo 6: cream fabric lining, not unlined suede-back glove-tanned leather",
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible",
                    "photo 2,4,5: zip-top closure with white plastic\/coated pulls and thin double cord-like straps, not solid brass turnlock\/dogleash hardware",
                    "photo 1-4: thin soft patchwork leather, not heavy smooth glove-tanned cowhide"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zip top with white plastic zipper pulls; thin strap loops; no solid brass turnlock, buckles or dogleash clips visible",
                    "leather_description": "thin multicolor patchwork leather panels in tan, green, blue, red, white, brown with contrasting zigzag stitching; not smooth glove-tanned cowhide",
                    "lining_description": "cream\/off-white fabric lining visible in photo 6, no suede interior",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting white zigzag\/overlock stitching joining patchwork panels; not tight straight tone-matched Coach stitching",
                    "strap_construction": "long thin double shoulder straps in off-white, looped through top edge, no buckle adjustment or brass clips shown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-4: leather handbag with shoulder straps, the population where misidentified Coach hides, so triage continued"
                ],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches: Coach did not make multicolor patchwork zip-top with zigzag stitching and fabric lining in classic era; no creed\/serial to decode",
                    "Era reasoning: thin patchwork boho construction and fabric lining point to non-Coach 1980s-2000s fashion bag, not NYC\/US Coach era",
                    "Condition: Good; seller states good vintage with normal wear; photos show soft creasing and light soiling but no holes or broken zipper visible; interior not fully emptied so lining condition unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18136,
            "output_tokens": 869,
            "total_tokens": 19005,
            "estimated_cost_usd": 0.00934
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18690,
            "output_tokens": 1563,
            "total_tokens": 20253,
            "estimated_cost_usd": 0.004988
        }
    ]
}