Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.64,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.85,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag-shaped evening clutch with a detachable-looking chain shoulder strap.",
        "photo 1: Decorative floral petit-point tapestry over a black textile body is visible."
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage emblem, leather hangtag, or other Coach branding is visible.",
        "photo 1: The bag uses a decorative floral textile and kisslock-frame construction, not a recognizable Coach leather handbag construction.",
        "photo 2: Exterior shows no visible creed patch or serial\/style number.",
        "photo 3: Gold-tone frame and chain hardware are visible, but there is no visible Coach engraving or identifying stamp.",
        "photo 1: body is floral petit-point tapestry\/needlepoint on black fabric, not glove-tanned cowhide",
        "photo 1, photo 2: closure is gold-tone kisslock frame with ball clasp, no turnlock present",
        "photo 1, photo 2, photo 3: strap is thin gold-tone snake chain, not leather buckle-adjustable or dogleash strap",
        "photo 1, photo 2, photo 3: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible"
    ],
    "missing_information": [
        "photo 1-3: Interior, lining, labels, and any maker tag are not shown.",
        "photo 1-3: No close-up of the frame, clasp, chain attachment, or hardware markings.",
        "photo 1-3: Bottom, side seams, and full condition details are not shown.",
        "Seller-stated age and dimensions are not provided.",
        "photo 4: interior emptied showing lining and any maker label or creed patch not shown",
        "photo 5: kisslock and chain hardware close-up with any maker stamps not shown",
        "photo 6: back, sides, bottom corners and dimensions for condition confirmation"
    ],
    "authenticity_concerns": [
        "The visible textile petit-point construction and kisslock frame are inconsistent with the classic Coach leather handbag population.",
        "No Coach identifier is visible; this is more consistent with a generic vintage tapestry evening bag than a misidentified Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match from the visible construction. The kisslock frame, chain strap, and floral petit-point panel are typical of generic vintage evening bags rather than Coach's cataloged leather styles.",
        "Era cannot be established confidently from the exterior photographs alone; the ornate petit-point styling suggests a vintage evening accessory, but no label or date marker is visible.",
        "Condition appears approximately Very Good from the visible exterior: the embroidery is largely intact, with minor fuzzing or edge wear visible near the lower\/side edges in photo 3; interior condition is unknown.",
        "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no solid-brass turnlock",
        "Construction inconsistent with Coach: tapestry kisslock evening bag with metal chain vs Coach glove-tanned leather classics; per skill beads\/tapestry\/fabric non-leather bags are coach_probability <=0.05",
        "Silhouette does not match any catalog style in 4.1-4.3; Cashin kisslock Swinger\/Chubby Clutch are leather, not petit-point tapestry",
        "Condition: Like New\/Mint per seller and photo 1-3 show clean tapestry and bright hardware, but interior, bottom and close-ups not shown so grade capped"
    ],
    "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 1-3: Gold-tone kisslock frame and long gold-tone chain strap are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-3: No leather body is visible; the exterior appears to be black textile with floral petit-point tapestry.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-2: Long fine-link chain strap attached at the upper sides; attachment construction is only partly visible.",
        "stitching_description": "photo 1-3: Petit-point floral embroidery is visible with generally regular textile edges; detailed structural stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0048,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.78,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag-shaped evening clutch with a detachable-looking chain shoulder strap.",
                    "photo 1: Decorative floral petit-point tapestry over a black textile body is visible."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage emblem, leather hangtag, or other Coach branding is visible.",
                    "photo 1: The bag uses a decorative floral textile and kisslock-frame construction, not a recognizable Coach leather handbag construction.",
                    "photo 2: Exterior shows no visible creed patch or serial\/style number.",
                    "photo 3: Gold-tone frame and chain hardware are visible, but there is no visible Coach engraving or identifying stamp."
                ],
                "missing_information": [
                    "photo 1-3: Interior, lining, labels, and any maker tag are not shown.",
                    "photo 1-3: No close-up of the frame, clasp, chain attachment, or hardware markings.",
                    "photo 1-3: Bottom, side seams, and full condition details are not shown.",
                    "Seller-stated age and dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "The visible textile petit-point construction and kisslock frame are inconsistent with the classic Coach leather handbag population.",
                    "No Coach identifier is visible; this is more consistent with a generic vintage tapestry evening bag than a misidentified Coach bag."
                ],
                "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 1-3: Gold-tone kisslock frame and long gold-tone chain strap are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1-3: No leather body is visible; the exterior appears to be black textile with floral petit-point tapestry.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-2: Long fine-link chain strap attached at the upper sides; attachment construction is only partly visible.",
                    "stitching_description": "photo 1-3: Petit-point floral embroidery is visible with generally regular textile edges; detailed structural stitching is not assessable."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match from the visible construction. The kisslock frame, chain strap, and floral petit-point panel are typical of generic vintage evening bags rather than Coach's cataloged leather styles.",
                    "Era cannot be established confidently from the exterior photographs alone; the ornate petit-point styling suggests a vintage evening accessory, but no label or date marker is visible.",
                    "Condition appears approximately Very Good from the visible exterior: the embroidery is largely intact, with minor fuzzing or edge wear visible near the lower\/side edges in photo 3; interior condition is unknown."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.96,
                "missing_information": [
                    "photo 4: interior emptied showing lining and any maker label or creed patch not shown",
                    "photo 5: kisslock and chain hardware close-up with any maker stamps not shown",
                    "photo 6: back, sides, bottom corners and dimensions for condition confirmation"
                ],
                "negative_evidence": [
                    "photo 1: body is floral petit-point tapestry\/needlepoint on black fabric, not glove-tanned cowhide",
                    "photo 1, photo 2: closure is gold-tone kisslock frame with ball clasp, no turnlock present",
                    "photo 1, photo 2, photo 3: strap is thin gold-tone snake chain, not leather buckle-adjustable or dogleash strap",
                    "photo 1, photo 2, photo 3: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with ball clasps and thin gold-tone snake-chain shoulder strap; no turnlock, no brass dogleash clips, no COACH stamping visible",
                    "leather_description": "no leather visible; floral petit-point embroidery\/tapestry on black fabric ground",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible as leather stitching; needlepoint embroidery stitches form floral pattern only",
                    "strap_construction": "thin gold-tone metal snake-chain shoulder strap attached at frame ends, not leather",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no solid-brass turnlock",
                    "Construction inconsistent with Coach: tapestry kisslock evening bag with metal chain vs Coach glove-tanned leather classics; per skill beads\/tapestry\/fabric non-leather bags are coach_probability <=0.05",
                    "Silhouette does not match any catalog style in 4.1-4.3; Cashin kisslock Swinger\/Chubby Clutch are leather, not petit-point tapestry",
                    "Condition: Like New\/Mint per seller and photo 1-3 show clean tapestry and bright hardware, but interior, bottom and close-ups not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16622,
            "output_tokens": 828,
            "total_tokens": 17450,
            "estimated_cost_usd": 0.008636
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17040,
            "output_tokens": 1639,
            "total_tokens": 18679,
            "estimated_cost_usd": 0.004719
        }
    ]
}