Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.01,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is covered in multicolored sequins and black bead trim, unlike the leather, canvas, or documented Coach constructions shown in the reference catalog.",
        "photo 3: interior appears to use black synthetic lining and a standard zipper, with no visible Coach creed, wordmark, or horse-and-carriage identifier.",
        "photo 1: handles and trim appear glossy coated or synthetic rather than glove-tanned leather.",
        "photo 1: seller title identifies a beaded\/sequin festival mini bag and seller brand is Unbranded; this is consistent with a generic fashion accessory rather than a vintage Coach handbag.",
        "photo 1, photo 2: entire exterior covered in large multicolor plastic sequins and beads, not glove-tanned cowhide",
        "photo 3: black satin-like synthetic lining and plain silver-tone zipper with unbranded rectangular pull, not unlined suede-back leather with Talon\/YKK brass zipper",
        "photo 1, photo 2, photo 3: no creed patch, no COACH wordmark, no leather hangtag, no turnlock, no solid brass hardware",
        "photo 1, photo 2: glossy black patent-like fixed double handles, not Coach leather strap with brass dogleash\/buckle construction"
    ],
    "missing_information": [
        "photo 3: interior is partly visible but no full label or pocket-seam tag is shown; provide a clear photograph of all interior labels.",
        "No clear bottom, side, or hardware close-up is provided.",
        "A full photograph of the zipper pull and any sewn-in care\/manufacturing label could establish the maker, though Coach indicators are not currently visible.",
        "No Coach identifiers to verify; no creed, wordmark, or Made-in tag visible to request",
        "Bottom and hardware brand-stamp close-ups not shown, but not needed for Coach exclusion"
    ],
    "authenticity_concerns": [
        "photo 1 and photo 3: visible materials and construction are inconsistent with classic vintage Coach glove-tanned leather handbags.",
        "No Coach identifier is visible in the provided photos; this is most consistent with a generic non-Coach bag rather than a transplanted or replica Coach item.",
        "photo 1, photo 2, photo 3: sequin\/bead\/plastic construction with synthetic lining is inconsistent with vintage Coach glove-tanned leather and solid-brass construction",
        "photo 1, photo 2, photo 3: no creed patch, COACH wordmark, horse-and-carriage, or Coach hardware identifiers visible"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small novelty\/festival handbag, not a recognizable Coach catalog silhouette.",
        "The visible sequins, beadwork, synthetic-looking lining, and glossy coated trim point to a modern generic accessory. The seller's Y2K wording is not independently verifiable from the photos.",
        "Condition: Good to Very Good visually; numerous sequins are present, but handles show visible surface scuffing\/white wear in photo 3 and interior condition is partly obscured by stuffing.",
        "Sequin\/beaded mini shoulder bag silhouette does not match any vintage Coach catalog style in leather, closure, or construction",
        "Materials, lining, and hardware point to modern (2000s+) non-Coach festival\/Y2K bag, not pre-2000 Coach",
        "Condition: appears unused\/new with store tag M60 in photo 1 and photo 2; sequins intact in views 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 3: rectangular unbranded-looking metal zipper pull; no Coach-marked hardware visible. Glossy black coated-looking handles are visible in photos 1-3.",
        "leather_description": "photo 1 and photo 3: no leather is visibly identifiable; handles and trim appear glossy coated or synthetic.",
        "lining_description": "photo 3: black fabric-like synthetic lining is visible, with tissue\/paper stuffing inside.",
        "strap_construction": "photo 1-2: two short glossy black handles attached to the sequin-covered body; no adjustable leather strap is visible.",
        "stitching_description": "photo 1-3: black bead\/sequin edging and seams are visible; stitching quality and interior seam construction are not sufficiently clear for detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is covered in multicolored sequins and black bead trim, unlike the leather, canvas, or documented Coach constructions shown in the reference catalog.",
                    "photo 3: interior appears to use black synthetic lining and a standard zipper, with no visible Coach creed, wordmark, or horse-and-carriage identifier.",
                    "photo 1: handles and trim appear glossy coated or synthetic rather than glove-tanned leather.",
                    "photo 1: seller title identifies a beaded\/sequin festival mini bag and seller brand is Unbranded; this is consistent with a generic fashion accessory rather than a vintage Coach handbag."
                ],
                "missing_information": [
                    "photo 3: interior is partly visible but no full label or pocket-seam tag is shown; provide a clear photograph of all interior labels.",
                    "No clear bottom, side, or hardware close-up is provided.",
                    "A full photograph of the zipper pull and any sewn-in care\/manufacturing label could establish the maker, though Coach indicators are not currently visible."
                ],
                "authenticity_concerns": [
                    "photo 1 and photo 3: visible materials and construction are inconsistent with classic vintage Coach glove-tanned leather handbags.",
                    "No Coach identifier is visible in the provided photos; this is most consistent with a generic non-Coach bag rather than a transplanted or replica Coach item."
                ],
                "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 3: rectangular unbranded-looking metal zipper pull; no Coach-marked hardware visible. Glossy black coated-looking handles are visible in photos 1-3.",
                    "leather_description": "photo 1 and photo 3: no leather is visibly identifiable; handles and trim appear glossy coated or synthetic.",
                    "lining_description": "photo 3: black fabric-like synthetic lining is visible, with tissue\/paper stuffing inside.",
                    "strap_construction": "photo 1-2: two short glossy black handles attached to the sequin-covered body; no adjustable leather strap is visible.",
                    "stitching_description": "photo 1-3: black bead\/sequin edging and seams are visible; stitching quality and interior seam construction are not sufficiently clear for detailed assessment."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small novelty\/festival handbag, not a recognizable Coach catalog silhouette.",
                    "The visible sequins, beadwork, synthetic-looking lining, and glossy coated trim point to a modern generic accessory. The seller's Y2K wording is not independently verifiable from the photos.",
                    "Condition: Good to Very Good visually; numerous sequins are present, but handles show visible surface scuffing\/white wear in photo 3 and interior condition is partly obscured by stuffing."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1, photo 2, photo 3: sequin\/bead\/plastic construction with synthetic lining is inconsistent with vintage Coach glove-tanned leather and solid-brass construction",
                    "photo 1, photo 2, photo 3: no creed patch, COACH wordmark, horse-and-carriage, or Coach hardware identifiers visible"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No Coach identifiers to verify; no creed, wordmark, or Made-in tag visible to request",
                    "Bottom and hardware brand-stamp close-ups not shown, but not needed for Coach exclusion"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: entire exterior covered in large multicolor plastic sequins and beads, not glove-tanned cowhide",
                    "photo 3: black satin-like synthetic lining and plain silver-tone zipper with unbranded rectangular pull, not unlined suede-back leather with Talon\/YKK brass zipper",
                    "photo 1, photo 2, photo 3: no creed patch, no COACH wordmark, no leather hangtag, no turnlock, no solid brass hardware",
                    "photo 1, photo 2: glossy black patent-like fixed double handles, not Coach leather strap with brass dogleash\/buckle construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zip top with plain rectangular pull seen in photo 3; no brass turnlock, buckles, D-rings or stamped pulls visible",
                    "leather_description": "no leather visible; body is textile base densely covered with plastic sequins and small black beads, handles appear glossy black vinyl\/patent-like material",
                    "lining_description": "black satin-like synthetic fabric lining visible in photo 3, with tissue stuffing",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible on body due to sequin\/bead coverage; zigzag topstitching visible on handles in photo 1 and photo 3",
                    "strap_construction": "short fixed double top handles in glossy black material, no detachable strap, no buckle adjustment or brass clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Sequin\/beaded mini shoulder bag silhouette does not match any vintage Coach catalog style in leather, closure, or construction",
                    "Materials, lining, and hardware point to modern (2000s+) non-Coach festival\/Y2K bag, not pre-2000 Coach",
                    "Condition: appears unused\/new with store tag M60 in photo 1 and photo 2; sequins intact in views shown"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 21940,
            "output_tokens": 786,
            "total_tokens": 22726,
            "estimated_cost_usd": 0.010662
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 22736,
            "output_tokens": 1404,
            "total_tokens": 24140,
            "estimated_cost_usd": 0.00567
        }
    ]
}