Vintage Coach Hunter

{
    "is_handbag_probability": 0.96,
    "coach_probability": 0.02,
    "vintage_probability": 0.465,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.615,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.82,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 15,
    "estimated_resale_high": 45,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The listing clearly shows a group of small evening purses with chain straps and bead\/sequin decoration.",
        "photo 2: Multiple compact clutch and shoulder-bag silhouettes are visible, consistent with beaded evening bags."
    ],
    "negative_evidence": [
        "photo 1: The prominent bag is made from dense bead and sequin textile rather than the leather, coated canvas, or suede construction associated with vintage Coach.",
        "photo 1: No COACH wordmark, horse-and-carriage, leather hangtag, or Coach-style leather construction is visible.",
        "photo 2: The visible bags use decorative beadwork, sequins, and chain straps; no Coach identifier or recognizable Coach silhouette is shown.",
        "photo 1: The listing identifies the seller brand as unbranded, and the photos provide no evidence contradicting that classification.",
        "photo 1: ivory sequin\/bead-covered evening purse body, not glove-tanned cowhide",
        "photo 2: lot of beaded evening bags including shell-shaped beaded purse and pearl-studded purse, beads\/macrame category per triage",
        "photo 1-2: no creed patch, no COACH wordmark, no leather hangtag, no turnlock visible",
        "photo 2: thin cord and thin chain straps with small frame closure, not Coach leather straps, brass turnlock, or dogleash clips"
    ],
    "missing_information": [
        "Individual interior photos for each of the four purses.",
        "Close-ups of any interior labels, maker tags, clasp stamps, or other markings.",
        "Bottom, side, and closure photos for each bag.",
        "Condition details such as missing beads, loose threads, stains, odor, and lining wear.",
        "interior views and any maker labels not shown",
        "close-ups of closures, hardware stamps, and strap attachments not shown",
        "condition detail for bead loss, sequin loss, and lining not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The beadwork and sequined textile construction are inconsistent with the classic vintage Coach leather handbag population.",
        "photo 2: No Coach identifier is visible, so there is no photo-based basis to attribute any item in the lot to Coach.",
        "photo 1-2: beaded\/sequined fabric construction is inconsistent with vintage Coach glove-tanned leather and solid-brass program",
        "photo 1-2: no Coach creed, wordmark, horse-and-carriage, or Coach hardware visible to support Coach manufacture"
    ],
    "possible_model_reasoning": [
        "No Coach model is supported because the visible materials and decorative evening-bag designs do not match the listed vintage Coach catalog silhouettes.",
        "The seller's description supports a generic vintage-style beaded evening-bag lot, not a Coach attribution.",
        "Condition cannot be fully graded because interiors, closures, bottoms, and individual close-ups are not shown; visible beadwork appears generally intact from the available photos, but missing beads and odor are unknown.",
        "No Coach model fits: beaded\/sequined evening-purse construction, fabric base, cord\/chain straps, and frame closure do not match any Classic glove-tanned catalog style",
        "Era reasoning: materials and evening-bag forms are consistent with generic vintage-style beaded occasion bags, not Coach NYC\/US glove-tanned era; rated modern (2000s+), non-Coach",
        "Condition: pre-owned lot with minor age\/wear per seller; photo-observable beadwork looks intact at this resolution but bead loss, lining, and closure function unknown so no formal tier assigned"
    ],
    "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: Thin light-colored chain straps and decorative chain hardware are visible; no Coach-stamped hardware or turnlock is visible.",
        "leather_description": "photo 1: No leather is visibly identifiable; the bags appear primarily constructed from beadwork, sequins, and textile backing.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Narrow chain shoulder straps are visible on at least two bags; attachment construction is not shown closely.",
        "stitching_description": "photo 1: Beadwork and textile edges are visible, but stitching quality and internal construction cannot be assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.02,
                "vintage_probability": 0.58,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.63,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The listing clearly shows a group of small evening purses with chain straps and bead\/sequin decoration.",
                    "photo 2: Multiple compact clutch and shoulder-bag silhouettes are visible, consistent with beaded evening bags."
                ],
                "negative_evidence": [
                    "photo 1: The prominent bag is made from dense bead and sequin textile rather than the leather, coated canvas, or suede construction associated with vintage Coach.",
                    "photo 1: No COACH wordmark, horse-and-carriage, leather hangtag, or Coach-style leather construction is visible.",
                    "photo 2: The visible bags use decorative beadwork, sequins, and chain straps; no Coach identifier or recognizable Coach silhouette is shown.",
                    "photo 1: The listing identifies the seller brand as unbranded, and the photos provide no evidence contradicting that classification."
                ],
                "missing_information": [
                    "Individual interior photos for each of the four purses.",
                    "Close-ups of any interior labels, maker tags, clasp stamps, or other markings.",
                    "Bottom, side, and closure photos for each bag.",
                    "Condition details such as missing beads, loose threads, stains, odor, and lining wear."
                ],
                "authenticity_concerns": [
                    "photo 1: The beadwork and sequined textile construction are inconsistent with the classic vintage Coach leather handbag population.",
                    "photo 2: No Coach identifier is visible, so there is no photo-based basis to attribute any item in the lot to Coach."
                ],
                "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: Thin light-colored chain straps and decorative chain hardware are visible; no Coach-stamped hardware or turnlock is visible.",
                    "leather_description": "photo 1: No leather is visibly identifiable; the bags appear primarily constructed from beadwork, sequins, and textile backing.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Narrow chain shoulder straps are visible on at least two bags; attachment construction is not shown closely.",
                    "stitching_description": "photo 1: Beadwork and textile edges are visible, but stitching quality and internal construction cannot be assessed."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported because the visible materials and decorative evening-bag designs do not match the listed vintage Coach catalog silhouettes.",
                    "The seller's description supports a generic vintage-style beaded evening-bag lot, not a Coach attribution.",
                    "Condition cannot be fully graded because interiors, closures, bottoms, and individual close-ups are not shown; visible beadwork appears generally intact from the available photos, but missing beads and odor are unknown."
                ],
                "confidence": 0.76,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-2: beaded\/sequined fabric construction is inconsistent with vintage Coach glove-tanned leather and solid-brass program",
                    "photo 1-2: no Coach creed, wordmark, horse-and-carriage, or Coach hardware visible to support Coach manufacture"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior views and any maker labels not shown",
                    "close-ups of closures, hardware stamps, and strap attachments not shown",
                    "condition detail for bead loss, sequin loss, and lining not shown"
                ],
                "negative_evidence": [
                    "photo 1: ivory sequin\/bead-covered evening purse body, not glove-tanned cowhide",
                    "photo 2: lot of beaded evening bags including shell-shaped beaded purse and pearl-studded purse, beads\/macrame category per triage",
                    "photo 1-2: no creed patch, no COACH wordmark, no leather hangtag, no turnlock visible",
                    "photo 2: thin cord and thin chain straps with small frame closure, not Coach leather straps, brass turnlock, or dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 2: thin gold-tone frame on shell purse and thin dark chain straps; photo 1: thin braided cord strap; no solid brass Coach turnlock, buckles, or dogleash clips visible",
                    "leather_description": "photo 1-2: no leather visible; surfaces are seed beads, pearls, glass-style beads and sequins on fabric base",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: thin braided cord shoulder strap; photo 2: thin metal chain straps; not detachable leather Coach straps",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: beaded\/sequined evening-purse construction, fabric base, cord\/chain straps, and frame closure do not match any Classic glove-tanned catalog style",
                    "Era reasoning: materials and evening-bag forms are consistent with generic vintage-style beaded occasion bags, not Coach NYC\/US glove-tanned era; rated modern (2000s+), non-Coach",
                    "Condition: pre-owned lot with minor age\/wear per seller; photo-observable beadwork looks intact at this resolution but bead loss, lining, and closure function unknown so no formal tier assigned"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 771,
            "total_tokens": 17013,
            "estimated_cost_usd": 0.008347
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16621,
            "output_tokens": 1783,
            "total_tokens": 18404,
            "estimated_cost_usd": 0.004751
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}