Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.92,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is constructed from transparent faceted beads with a decorative beaded handle, unlike Coach's documented leather, coated-canvas, or signature textile handbag construction",
        "photo 4: visible fabric label identifies manufacture in India and shows textile-composition information, with no Coach branding",
        "photos 2-4: black synthetic-looking lining and trim are visible; no Coach creed, wordmark, carriage, or characteristic leather construction is shown",
        "photos 1 and 5: bright silver chain hardware and beadwork are inconsistent with a classic vintage Coach leather handbag",
        "photo 1, photo 5: entire body and top-handle made of translucent faceted plastic beads - material class that excludes Coach per triage",
        "photo 4: white fabric content tag reads MADE IN INDIA RN# 75343 - RN system and India mass-production tag, not a Coach creed patch",
        "photo 2, photo 3: black synthetic fabric lining with magnetic snap closure and faux-leather trim - no unlined glove-tanned leather, no solid brass, no creed patch",
        "photo 1, photo 5: silver-tone thin chain crossbody strap with faux-leather shoulder pad - plated hollow chain, not vintage Coach solid brass dogleash hardware",
        "photo 2, photo 3, photo 4: no COACH wordmark, no horse-and-carriage, no leather creed patch, no hangtag, no turnlock visible in any view"
    ],
    "missing_information": [
        "photo 4: the original brand label appears to have been removed, so the maker cannot be identified",
        "photo 1: no close-up of every hardware component or chain clasp marking",
        "photo 2: interior is partially shown but no additional brand label is visible"
    ],
    "authenticity_concerns": [
        "photo 4: the visible India-made textile label and bead construction are inconsistent with a vintage Coach leather handbag; this appears to be a non-Coach beaded evening bag rather than a Coach product"
    ],
    "possible_model_reasoning": [
        "photo 5: ruler indicates an approximately 8-inch-wide small handbag with a structured rectangular evening-bag silhouette, but it does not match a documented Coach model",
        "photo 4: the label reads Made in India and includes textile composition information, supporting a modern beaded textile accessory rather than a vintage Coach leather style",
        "condition: Good based on the seller's description; photos show the bag intact, but bead loss, chain wear, odor, and interior condition are not fully assessable",
        "No Coach model fits: beaded plastic construction, fabric lining, magnetic snap, chain strap and RN# India tag are inconsistent with any vintage or modern Coach catalog style",
        "Condition: Good; beads appear intact and lining clean in photos, seller states good condition and heavy over 1 pound"
    ],
    "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: silver-tone chain strap attachments and small metal snap hardware; no Coach engraving is visible",
        "leather_description": "photo 1: transparent gray-purple faceted beads; black trim and shoulder-pad material appear synthetic or textile rather than leather",
        "lining_description": "photos 2-4: black fabric lining with interior slip\/zip compartments; visible white Made in India textile label",
        "strap_construction": "photos 1 and 5: detachable silver-tone chain strap with a black padded shoulder section; beaded top handle",
        "stitching_description": "photos 2-4: visible machine stitching on black trim and interior panels; no Coach-specific construction cues visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0007,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is constructed from transparent faceted beads with a decorative beaded handle, unlike Coach's documented leather, coated-canvas, or signature textile handbag construction",
                    "photo 4: visible fabric label identifies manufacture in India and shows textile-composition information, with no Coach branding",
                    "photos 2-4: black synthetic-looking lining and trim are visible; no Coach creed, wordmark, carriage, or characteristic leather construction is shown",
                    "photos 1 and 5: bright silver chain hardware and beadwork are inconsistent with a classic vintage Coach leather handbag"
                ],
                "missing_information": [
                    "photo 4: the original brand label appears to have been removed, so the maker cannot be identified",
                    "photo 1: no close-up of every hardware component or chain clasp marking",
                    "photo 2: interior is partially shown but no additional brand label is visible"
                ],
                "authenticity_concerns": [
                    "photo 4: the visible India-made textile label and bead construction are inconsistent with a vintage Coach leather handbag; this appears to be a non-Coach beaded evening bag rather than a Coach product"
                ],
                "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: silver-tone chain strap attachments and small metal snap hardware; no Coach engraving is visible",
                    "leather_description": "photo 1: transparent gray-purple faceted beads; black trim and shoulder-pad material appear synthetic or textile rather than leather",
                    "lining_description": "photos 2-4: black fabric lining with interior slip\/zip compartments; visible white Made in India textile label",
                    "strap_construction": "photos 1 and 5: detachable silver-tone chain strap with a black padded shoulder section; beaded top handle",
                    "stitching_description": "photos 2-4: visible machine stitching on black trim and interior panels; no Coach-specific construction cues visible"
                },
                "possible_model_reasoning": [
                    "photo 5: ruler indicates an approximately 8-inch-wide small handbag with a structured rectangular evening-bag silhouette, but it does not match a documented Coach model",
                    "photo 4: the label reads Made in India and includes textile composition information, supporting a modern beaded textile accessory rather than a vintage Coach leather style",
                    "condition: Good based on the seller's description; photos show the bag intact, but bead loss, chain wear, odor, and interior condition are not fully assessable"
                ],
                "confidence": 0.94,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "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": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1, photo 5: entire body and top-handle made of translucent faceted plastic beads - material class that excludes Coach per triage",
                    "photo 4: white fabric content tag reads MADE IN INDIA RN# 75343 - RN system and India mass-production tag, not a Coach creed patch",
                    "photo 2, photo 3: black synthetic fabric lining with magnetic snap closure and faux-leather trim - no unlined glove-tanned leather, no solid brass, no creed patch",
                    "photo 1, photo 5: silver-tone thin chain crossbody strap with faux-leather shoulder pad - plated hollow chain, not vintage Coach solid brass dogleash hardware",
                    "photo 2, photo 3, photo 4: no COACH wordmark, no horse-and-carriage, no leather creed patch, no hangtag, no turnlock visible in any view"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone thin chain strap with lobster clips and round magnetic snap; not solid brass turnlock or brass dogleash hardware",
                    "leather_description": "no glove-tanned cowhide visible; only small black smooth faux-leather trim at closure tab and shoulder pad",
                    "lining_description": "black synthetic fabric lining with interior slip pocket visible in photo 2 and photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "machine stitching on black trim and lining edges; no tight tone-on-tone leather stitching to assess",
                    "strap_construction": "beaded top-handle integrated with beaded body plus detachable silver-tone chain strap with faux-leather shoulder pad",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: beaded plastic construction, fabric lining, magnetic snap, chain strap and RN# India tag are inconsistent with any vintage or modern Coach catalog style",
                    "Condition: Good; beads appear intact and lining clean in photos, seller states good condition and heavy over 1 pound"
                ],
                "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": 18191,
            "output_tokens": 767,
            "total_tokens": 18958,
            "estimated_cost_usd": 0.009117
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18746,
            "output_tokens": 1149,
            "total_tokens": 19895,
            "estimated_cost_usd": 0.004668
        }
    ]
}