Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.09,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.015,
    "confidence": 0.905,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Beaded and sequined evening-clutch construction with a decorative kiss-lock frame, unlike the leather Coach handbag population.",
        "photo 2: Interior is black fabric with a metal frame; no Coach creed, wordmark, or horse-and-carriage is visible.",
        "photo 3: Silver-tone kiss-lock hardware and highly embellished exterior do not match recognizable vintage Coach construction.",
        "photo 4: Close-up shows beadwork, lace\/sequin decoration, and synthetic-looking textile construction rather than glove-tanned leather.",
        "photo 5: No Coach identifiers are visible on the front or trim.",
        "photo 6: No Coach identifier is visible on the strap or exterior.",
        "photo 1, photo 2: body is all-over glass\/stone beadwork and sequins on fabric, not glove-tanned cowhide",
        "photo 1, photo 2, photo 3: silver-tone ball kisslock frame, not solid-brass Coach turnlock",
        "photo 3: black satin-type fabric lining, not unlined suede",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2, photo 6: beaded shoulder strap of glass\/plastic beads, not leather strap with brass hardware"
    ],
    "missing_information": [
        "photo 2: A straight-on view of the complete interior, including any sewn-in label or pocket tag, would confirm whether another brand label is present.",
        "photo 1: Bottom, back, and side views are not provided.",
        "photo 3: Hardware markings and the reverse of the kiss-lock frame are not shown.",
        "No Coach-specific views needed; interior already shown with no creed patch"
    ],
    "authenticity_concerns": [
        "The visible materials and decorative construction are inconsistent with classic vintage Coach leather handbags.",
        "No creed, serial\/style number, Coach wordmark, horse-and-carriage emblem, or Coach hangtag is visible in the provided photos.",
        "photo 1-3: beaded textile evening-clutch construction inconsistent with any Coach leather line; not a transplant case, simply non-Coach"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small evening clutch with a kiss-lock frame, not a recognizable Coach catalog model.",
        "The beaded textile construction and absence of Coach identifiers support an unbranded or non-Coach evening bag.",
        "Condition appears Very Good from the visible photos: embellishment is largely intact and the frame functions visibly, but the underside, back, and full interior are not fully assessed.",
        "No Coach model fits: Coach did not make beaded stone evening kisslock clutches; Cashin kisslock bags were leather, not beadwork",
        "Construction, materials and hardware all point to generic vintage-style evening bag, not Coach",
        "Condition: Very Good; beadwork appears intact and complete in photos 1-2, lining clean photo 3, no missing-bead areas visible"
    ],
    "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": "Photos 1-3 show a silver-tone kiss-lock metal frame and clasp; no Coach engraving is visible.",
        "leather_description": "no leather visible; exterior is beadwork, sequins and stone chips on textile base photo 1, photo 2, photo 4, photo 5",
        "lining_description": "Photos 2-3 show a black fabric\/textile interior lining.",
        "strap_construction": "Photos 1, 2, 5, and 6 show a decorative beaded shoulder strap made of burgundy, cream, blue, pink, and amber-colored beads.",
        "stitching_description": "Photos 4 and 5 show extensive bead, sequin, lace, and textile embellishment; individual structural stitching is not sufficiently visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Beaded and sequined evening-clutch construction with a decorative kiss-lock frame, unlike the leather Coach handbag population.",
                    "photo 2: Interior is black fabric with a metal frame; no Coach creed, wordmark, or horse-and-carriage is visible.",
                    "photo 3: Silver-tone kiss-lock hardware and highly embellished exterior do not match recognizable vintage Coach construction.",
                    "photo 4: Close-up shows beadwork, lace\/sequin decoration, and synthetic-looking textile construction rather than glove-tanned leather.",
                    "photo 5: No Coach identifiers are visible on the front or trim.",
                    "photo 6: No Coach identifier is visible on the strap or exterior."
                ],
                "missing_information": [
                    "photo 2: A straight-on view of the complete interior, including any sewn-in label or pocket tag, would confirm whether another brand label is present.",
                    "photo 1: Bottom, back, and side views are not provided.",
                    "photo 3: Hardware markings and the reverse of the kiss-lock frame are not shown."
                ],
                "authenticity_concerns": [
                    "The visible materials and decorative construction are inconsistent with classic vintage Coach leather handbags.",
                    "No creed, serial\/style number, Coach wordmark, horse-and-carriage emblem, or Coach hangtag is visible in the provided photos."
                ],
                "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": "Photos 1-3 show a silver-tone kiss-lock metal frame and clasp; no Coach engraving is visible.",
                    "leather_description": "not_visible",
                    "lining_description": "Photos 2-3 show a black fabric\/textile interior lining.",
                    "strap_construction": "Photos 1, 2, 5, and 6 show a decorative beaded shoulder strap made of burgundy, cream, blue, pink, and amber-colored beads.",
                    "stitching_description": "Photos 4 and 5 show extensive bead, sequin, lace, and textile embellishment; individual structural stitching is not sufficiently visible."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small evening clutch with a kiss-lock frame, not a recognizable Coach catalog model.",
                    "The beaded textile construction and absence of Coach identifiers support an unbranded or non-Coach evening bag.",
                    "Condition appears Very Good from the visible photos: embellishment is largely intact and the frame functions visibly, but the underside, back, and full interior are not fully assessed."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-3: beaded textile evening-clutch construction inconsistent with any Coach leather line; not a transplant case, simply non-Coach"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No Coach-specific views needed; interior already shown with no creed patch"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: body is all-over glass\/stone beadwork and sequins on fabric, not glove-tanned cowhide",
                    "photo 1, photo 2, photo 3: silver-tone ball kisslock frame, not solid-brass Coach turnlock",
                    "photo 3: black satin-type fabric lining, not unlined suede",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2, photo 6: beaded shoulder strap of glass\/plastic beads, not leather strap with brass hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone kisslock frame with ball clasps visible photo 1, photo 2, photo 3; no brass, no turnlock, no stamped marks visible",
                    "leather_description": "no leather visible; exterior is beadwork, sequins and stone chips on textile base photo 1, photo 2, photo 4, photo 5",
                    "lining_description": "black satin-like fabric lining visible photo 3, empty with no pockets or patches shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; seams obscured by beadwork",
                    "strap_construction": "long beaded shoulder strap with burgundy, cream faux-pearl and amber tube beads photo 2, photo 6",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: Coach did not make beaded stone evening kisslock clutches; Cashin kisslock bags were leather, not beadwork",
                    "Construction, materials and hardware all point to generic vintage-style evening bag, not Coach",
                    "Condition: Very Good; beadwork appears intact and complete in photos 1-2, lining clean photo 3, no missing-bead areas visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.15
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 25810,
            "output_tokens": 753,
            "total_tokens": 26563,
            "estimated_cost_usd": 0.012131
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27271,
            "output_tokens": 1280,
            "total_tokens": 28551,
            "estimated_cost_usd": 0.006478
        }
    ]
}