Vintage Coach Hunter

{
    "is_handbag_probability": 0.96,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.61,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.93,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is visibly crocheted\/knitted from multicolored yarn, not leather or Coach signature canvas",
        "photo 1: triangular openwork construction and textile loop handle are inconsistent with the documented vintage Coach handbag population",
        "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or leather hangtag",
        "photo 1: handmade crochet granny-stitch yarn body in purple\/white\/lavender, not glove-tanned leather",
        "photo 1: no solid brass hardware, no turnlock, no zipper, no leather hangtag visible",
        "photo 1: crochet yarn shoulder straps, not leather straps with brass slides or dogleash clips",
        "photo 1: no COACH wordmark, horse-and-carriage, or creed patch visible"
    ],
    "missing_information": [
        "photo 1 shows only one partial exterior view; interior, closure, bottom, and any labels are not shown",
        "a close-up of any interior label or maker tag would be needed to identify the handmade maker",
        "No interior, creed, hardware, or bottom views - not needed as crochet construction already excludes Coach"
    ],
    "authenticity_concerns": [
        "photo 1: crochet yarn construction is inconsistent with any Coach production except for rare non-leather novelty - no leather, brass hardware, or creed system present"
    ],
    "possible_model_reasoning": [
        "Photo 1: triangular crochet form and yarn construction do not match a documented Coach model; no Coach model is proposed.",
        "Condition: not gradable beyond the visible exterior because the interior, bottom, and closure are not shown; visible textile construction appears intact, but wear and odor cannot be assessed.",
        "photo 1 construction is crochet yarn tote, not matching any Coach catalog silhouette in leather or signature canvas",
        "No creed, wordmark, leather, or brass hardware to support era dating; era assigned as modern non-Coach handmade",
        "Condition not graded on Coach scale; appears handmade\/used with no visible damage in single view"
    ],
    "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": "No metal hardware or leather Coach hangtag is visible in photo 1.",
        "leather_description": "no leather - handmade crochet yarn in purple, lavender and white",
        "lining_description": "not_visible - unlined open crochet, no lining visible",
        "strap_construction": "Photo 1: single textile\/yarn loop handle attached to a triangular crocheted body.",
        "stitching_description": "Photo 1: open crochet\/knit stitches in multicolored yarn; conventional bag stitching is not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.05,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is visibly crocheted\/knitted from multicolored yarn, not leather or Coach signature canvas",
                    "photo 1: triangular openwork construction and textile loop handle are inconsistent with the documented vintage Coach handbag population",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or leather hangtag"
                ],
                "missing_information": [
                    "photo 1 shows only one partial exterior view; interior, closure, bottom, and any labels are not shown",
                    "a close-up of any interior label or maker tag would be needed to identify the handmade maker"
                ],
                "authenticity_concerns": [],
                "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": "No metal hardware or leather Coach hangtag is visible in photo 1.",
                    "leather_description": "not_visible",
                    "lining_description": "not_visible",
                    "strap_construction": "Photo 1: single textile\/yarn loop handle attached to a triangular crocheted body.",
                    "stitching_description": "Photo 1: open crochet\/knit stitches in multicolored yarn; conventional bag stitching is not visible."
                },
                "possible_model_reasoning": [
                    "Photo 1: triangular crochet form and yarn construction do not match a documented Coach model; no Coach model is proposed.",
                    "Condition: not gradable beyond the visible exterior because the interior, bottom, and closure are not shown; visible textile construction appears intact, but wear and odor cannot be assessed."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: crochet yarn construction is inconsistent with any Coach production except for rare non-leather novelty - no leather, brass hardware, or creed system present"
                ],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No interior, creed, hardware, or bottom views - not needed as crochet construction already excludes Coach"
                ],
                "negative_evidence": [
                    "photo 1: handmade crochet granny-stitch yarn body in purple\/white\/lavender, not glove-tanned leather",
                    "photo 1: no solid brass hardware, no turnlock, no zipper, no leather hangtag visible",
                    "photo 1: crochet yarn shoulder straps, not leather straps with brass slides or dogleash clips",
                    "photo 1: no COACH wordmark, horse-and-carriage, or creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - no metal hardware visible",
                    "leather_description": "no leather - handmade crochet yarn in purple, lavender and white",
                    "lining_description": "not_visible - unlined open crochet, no lining visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no leather stitching - crochet yarn stitches only",
                    "strap_construction": "twin crochet yarn shoulder straps, continuous with body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 construction is crochet yarn tote, not matching any Coach catalog silhouette in leather or signature canvas",
                    "No creed, wordmark, leather, or brass hardware to support era dating; era assigned as modern non-Coach handmade",
                    "Condition not graded on Coach scale; appears handmade\/used with no visible damage in single view"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
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            "output_tokens": 447,
            "total_tokens": 17820,
            "estimated_cost_usd": 0.008022
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            "model_name": "meta:muse-spark-1.3-contributor",
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}