Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.87,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.955,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a functional crossbody handbag with a flap and shoulder strap.",
        "photo 4: Interior lining and handmade crochet construction are visible."
    ],
    "negative_evidence": [
        "photo 1: Bag body is crocheted multicolor yarn rather than Coach glove-tanned leather, coated canvas, or a documented Coach textile.",
        "photo 1: Closure is a large circular ring with a tassel-style ornament, not a recognizable Coach turnlock.",
        "photo 1: Strap is textile and appears handmade, not a typical Coach leather strap with period-appropriate hardware.",
        "photo 4: Bee-print fabric lining is visible, with no Coach creed, wordmark, or horse-and-carriage branding.",
        "photo 2: Small circular decorative tag\/charm does not visibly read COACH.",
        "photo 1: body is handmade crocheted yarn in chevron\/granny pattern, not glove-tanned leather",
        "photo 1: strap is light blue fabric\/denim, not leather with brass hardware",
        "photo 2: closure is wooden ring with beads and tassel, not brass turnlock",
        "photo 4: lining is printed cotton with bees\/Bumblebee text, not unlined suede or Coach lining",
        "photos 1-4: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible"
    ],
    "missing_information": [
        "photo 4: No readable maker or care label is visible; a close-up of all labels would identify the handmade maker if present.",
        "Seller-stated measurements and material composition are not provided."
    ],
    "authenticity_concerns": [
        "photos 1-4: The crochet construction, textile strap, decorative ring closure, and bee-print lining are inconsistent with the vintage Coach handbag construction described in the reference catalog.",
        "photos 1-4: No Coach identifier is visible; this is best treated as a handmade non-Coach bag rather than an unidentified vintage Coach piece."
    ],
    "possible_model_reasoning": [
        "photos 1-4: No Coach model is plausible because the material, handmade construction, lining, and closure do not match the Coach catalog.",
        "photos 1-4: Condition appears Very Good to Excellent from the visible exterior, with no obvious major damage; interior and strap wear are only partially shown.",
        "photos 1-4: The contemporary textile construction supports the modern non-Coach era assessment.",
        "Handmade crochet crossbody silhouette with envelope flap does not match any Coach catalog style",
        "Materials - yarn, fabric strap, wood ring, bee-print cotton lining - are excluded materials per Coach identification: crochet, fabric strap, printed cotton lining imply coach_probability <=0.05",
        "Condition: appears Like New handmade; no Coach condition grade applicable"
    ],
    "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: Large light-colored circular ring closure, bead accents, tassel, and small round decorative charm; no Coach engraving is visible.",
        "leather_description": "photo 1: No leather body is visible; the exterior is multicolor crocheted yarn or textile.",
        "lining_description": "photo 4: Light-colored fabric lining with repeated bee illustrations and faint decorative text; no Coach lining or label is visible.",
        "strap_construction": "photos 1 and 3: Long blue-gray textile strap with stitched adjustment sections and a small metal slider; not a leather Coach strap.",
        "stitching_description": "photos 1-4: Handmade crochet stitches and visible textile seams; no conventional leather handbag stitching can be assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0008,
    "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": 0.94,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a functional crossbody handbag with a flap and shoulder strap.",
                    "photo 4: Interior lining and handmade crochet construction are visible."
                ],
                "negative_evidence": [
                    "photo 1: Bag body is crocheted multicolor yarn rather than Coach glove-tanned leather, coated canvas, or a documented Coach textile.",
                    "photo 1: Closure is a large circular ring with a tassel-style ornament, not a recognizable Coach turnlock.",
                    "photo 1: Strap is textile and appears handmade, not a typical Coach leather strap with period-appropriate hardware.",
                    "photo 4: Bee-print fabric lining is visible, with no Coach creed, wordmark, or horse-and-carriage branding.",
                    "photo 2: Small circular decorative tag\/charm does not visibly read COACH."
                ],
                "missing_information": [
                    "photo 4: No readable maker or care label is visible; a close-up of all labels would identify the handmade maker if present.",
                    "Seller-stated measurements and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photos 1-4: The crochet construction, textile strap, decorative ring closure, and bee-print lining are inconsistent with the vintage Coach handbag construction described in the reference catalog.",
                    "photos 1-4: No Coach identifier is visible; this is best treated as a handmade non-Coach bag rather than an unidentified vintage Coach piece."
                ],
                "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: Large light-colored circular ring closure, bead accents, tassel, and small round decorative charm; no Coach engraving is visible.",
                    "leather_description": "photo 1: No leather body is visible; the exterior is multicolor crocheted yarn or textile.",
                    "lining_description": "photo 4: Light-colored fabric lining with repeated bee illustrations and faint decorative text; no Coach lining or label is visible.",
                    "strap_construction": "photos 1 and 3: Long blue-gray textile strap with stitched adjustment sections and a small metal slider; not a leather Coach strap.",
                    "stitching_description": "photos 1-4: Handmade crochet stitches and visible textile seams; no conventional leather handbag stitching can be assessed."
                },
                "possible_model_reasoning": [
                    "photos 1-4: No Coach model is plausible because the material, handmade construction, lining, and closure do not match the Coach catalog.",
                    "photos 1-4: Condition appears Very Good to Excellent from the visible exterior, with no obvious major damage; interior and strap wear are only partially shown.",
                    "photos 1-4: The contemporary textile construction supports the modern non-Coach era assessment."
                ],
                "confidence": 0.96,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.95,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: body is handmade crocheted yarn in chevron\/granny pattern, not glove-tanned leather",
                    "photo 1: strap is light blue fabric\/denim, not leather with brass hardware",
                    "photo 2: closure is wooden ring with beads and tassel, not brass turnlock",
                    "photo 4: lining is printed cotton with bees\/Bumblebee text, not unlined suede or Coach lining",
                    "photos 1-4: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "wooden ring with wood beads and fabric tassel; small metal buckle on fabric strap; no brass turnlock",
                    "leather_description": "no leather visible; multicolor crocheted yarn in black, grey, beige, brown",
                    "lining_description": "photo 4: light cotton fabric with bumblebee print and Bumblebee script",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "crochet yarn stitches, no leather stitching visible",
                    "strap_construction": "narrow light-blue fabric strap, sewn to crochet body, adjustable buckle visible in photo 3",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Handmade crochet crossbody silhouette with envelope flap does not match any Coach catalog style",
                    "Materials - yarn, fabric strap, wood ring, bee-print cotton lining - are excluded materials per Coach identification: crochet, fabric strap, printed cotton lining imply coach_probability <=0.05",
                    "Condition: appears Like New handmade; no Coach condition grade applicable"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22419,
            "output_tokens": 805,
            "total_tokens": 23224,
            "estimated_cost_usd": 0.0109
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 23181,
            "output_tokens": 969,
            "total_tokens": 24150,
            "estimated_cost_usd": 0.005411
        }
    ]
}