Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.88,
    "recommended_max_bid": 10,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a tote-style handbag with two shoulder handles.",
        "photo 4: Interior zipper compartment and fabric lining are visible."
    ],
    "negative_evidence": [
        "photo 1: Exterior is a beaded\/textile bird tapestry design rather than Coach glove-tanned leather, signature canvas, or a recognizable Coach construction.",
        "photo 2: No Coach wordmark, horse-and-carriage, leather hangtag, or other visible Coach identifier.",
        "photo 5: Interior appears to use shiny synthetic fabric lining, unlike classic unlined vintage Coach construction.",
        "photo 1: Decorative beaded panels and textile trim are inconsistent with the cataloged vintage Coach handbag styles.",
        "Listing title and seller brand identify it as unbranded; this is weak context only and is not treated as proof of brand.",
        "photo 1, photo 2: entire exterior is glass-bead beaded textile with bird tapestry panels, not glove-tanned leather",
        "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark",
        "photo 4: top zipper with purple plastic-coated pull, not Talon\/YKK brass",
        "photo 5: shiny purple satin synthetic lining, not unlined suede or Coach lining",
        "photo 4: thin fabric straps, not leather buckle-adjustable or dogleash straps"
    ],
    "missing_information": [
        "photo 6: Bottom, corners, and underside are not shown clearly.",
        "photo 1-5: No close-up of any sewn-in brand label or interior tag is provided.",
        "photo 1-5: Exact dimensions and material composition are not provided.",
        "photo 5: small white side-seam tag partially visible - close-up of full tag text requested",
        "seller-stated dimensions and bottom\/corner condition not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The textile\/beaded novelty construction and synthetic-looking lining are inconsistent with the visible construction of vintage Coach classics.",
        "photo 2: No Coach identifier is visible, making a Coach attribution unsupported."
    ],
    "possible_model_reasoning": [
        "The rectangular tote silhouette does not closely match a specific vintage Coach catalog model and lacks the leather, brass hardware, creed, or hangtag expected for a Coach identification.",
        "photo 5: The fabric-lined interior and central zipper construction support an unbranded textile novelty tote rather than a classic unlined Coach bag.",
        "Condition: approximately Good to Very Good from the visible views; the exterior appears intact, but the bottom, corners, odor, and hidden interior condition are not fully assessable.",
        "Beaded bird-panel tote silhouette matches no Coach catalog style in any era",
        "Materials - beads, fabric straps, satin lining, plastic zipper - inconsistent with all Coach leather eras",
        "Condition: Very Good; beadwork appears intact in photos 1-3, lining clean in photo 5, straps show light wear"
    ],
    "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 4: Zipper closure is visible; no Coach-stamped or distinctive vintage Coach hardware is shown.",
        "leather_description": "photo 1: No leather body is visible; the bag appears to be a beaded\/textile tapestry construction with textile trim.",
        "lining_description": "photo 5: Shiny purple fabric lining is visible, including an interior zip pocket.",
        "strap_construction": "photo 1-2: Two fixed textile-covered shoulder handles are visible; no leather Coach strap or brass attachments are shown.",
        "stitching_description": "photo 1-2: Textile panels and purple trim are joined with visible regular stitching; detailed stress-point stitching is not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0005,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.28,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a tote-style handbag with two shoulder handles.",
                    "photo 4: Interior zipper compartment and fabric lining are visible."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is a beaded\/textile bird tapestry design rather than Coach glove-tanned leather, signature canvas, or a recognizable Coach construction.",
                    "photo 2: No Coach wordmark, horse-and-carriage, leather hangtag, or other visible Coach identifier.",
                    "photo 5: Interior appears to use shiny synthetic fabric lining, unlike classic unlined vintage Coach construction.",
                    "photo 1: Decorative beaded panels and textile trim are inconsistent with the cataloged vintage Coach handbag styles.",
                    "Listing title and seller brand identify it as unbranded; this is weak context only and is not treated as proof of brand."
                ],
                "missing_information": [
                    "photo 6: Bottom, corners, and underside are not shown clearly.",
                    "photo 1-5: No close-up of any sewn-in brand label or interior tag is provided.",
                    "photo 1-5: Exact dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: The textile\/beaded novelty construction and synthetic-looking lining are inconsistent with the visible construction of vintage Coach classics.",
                    "photo 2: No Coach identifier is visible, making a Coach attribution unsupported."
                ],
                "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 4: Zipper closure is visible; no Coach-stamped or distinctive vintage Coach hardware is shown.",
                    "leather_description": "photo 1: No leather body is visible; the bag appears to be a beaded\/textile tapestry construction with textile trim.",
                    "lining_description": "photo 5: Shiny purple fabric lining is visible, including an interior zip pocket.",
                    "strap_construction": "photo 1-2: Two fixed textile-covered shoulder handles are visible; no leather Coach strap or brass attachments are shown.",
                    "stitching_description": "photo 1-2: Textile panels and purple trim are joined with visible regular stitching; detailed stress-point stitching is not shown."
                },
                "possible_model_reasoning": [
                    "The rectangular tote silhouette does not closely match a specific vintage Coach catalog model and lacks the leather, brass hardware, creed, or hangtag expected for a Coach identification.",
                    "photo 5: The fabric-lined interior and central zipper construction support an unbranded textile novelty tote rather than a classic unlined Coach bag.",
                    "Condition: approximately Good to Very Good from the visible views; the exterior appears intact, but the bottom, corners, odor, and hidden interior condition are not fully assessable."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 5: small white side-seam tag partially visible - close-up of full tag text requested",
                    "seller-stated dimensions and bottom\/corner condition not shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: entire exterior is glass-bead beaded textile with bird tapestry panels, not glove-tanned leather",
                    "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark",
                    "photo 4: top zipper with purple plastic-coated pull, not Talon\/YKK brass",
                    "photo 5: shiny purple satin synthetic lining, not unlined suede or Coach lining",
                    "photo 4: thin fabric straps, not leather buckle-adjustable or dogleash straps"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware visible; photo 4: purple zipper with matching purple plastic pull, unbranded",
                    "leather_description": "no leather visible; beaded textile body with lavender bead borders and bird pictorial panels",
                    "lining_description": "photo 5: purple satin-like synthetic lining",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; construction is beadwork, no leather stitching visible",
                    "strap_construction": "photo 4: thin flat purple fabric straps sewn directly to top edge, no buckles or clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Beaded bird-panel tote silhouette matches no Coach catalog style in any era",
                    "Materials - beads, fabric straps, satin lining, plastic zipper - inconsistent with all Coach leather eras",
                    "Condition: Very Good; beadwork appears intact in photos 1-3, lining clean in photo 5, straps show light wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
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            "output_tokens": 828,
            "total_tokens": 30922,
            "estimated_cost_usd": 0.014025
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}