Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.71,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.925,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the item is visibly handmade crochet\/yarn construction with a triangular body and fringe, not a leather Coach handbag",
        "photo 1: no Coach wordmark, horse-and-carriage, creed patch, leather hangtag, or Coach-specific hardware is visible",
        "photo 1: textile crochet construction falls outside the typical vintage Coach leather handbag population",
        "photo 1: handmade crochet yarn construction in lavender\/white, not glove-tanned leather",
        "photo 1: no solid brass hardware, no turnlock, no zipper, no rivets visible",
        "photo 1: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
        "photo 1: triangular crochet shoulder-bag silhouette matches no Coach catalog style"
    ],
    "missing_information": [
        "photo 1 shows only one partial exterior view; interior, underside, and any labels are not shown",
        "ask for an interior and label photo if a brand attribution is still being considered",
        "photo 1 only: no interior, bottom, hardware close-up, or scale views, but not needed for Coach determination",
        "no creed patch visible to transcribe",
        "no dimensions or materials stated beyond title"
    ],
    "authenticity_concerns": [
        "photo 1: the visible crochet\/yarn construction is inconsistent with the vintage leather Coach models in the reference catalog; it is best treated as a non-Coach handmade bag"
    ],
    "possible_model_reasoning": [
        "photo 1: triangular crochet silhouette with long yarn fringe does not match a Coach catalog model",
        "condition cannot be fully graded because only a partial exterior view is provided; visible crochet appears intact, but interior and attachment points are not shown",
        "photo 1 construction of crochet yarn excludes Coach per triage rule for crochet\/macrame - coach_probability <=0.05",
        "no Coach hard identifiers visible and silhouette does not match any 1970s-2000s classic or modern Coach line",
        "Condition: Good to Very Good appearance in single photo, but grading capped by missing interior\/bottom views"
    ],
    "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: no metal hardware or hangtag is visible",
        "leather_description": "photo 1: no leather is visible; body and strap appear crocheted from multicolored yarn",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: crocheted shoulder strap\/handles attached to a triangular crocheted body",
        "stitching_description": "photo 1: hand-crocheted yarn texture is visible; conventional handbag stitching is not visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the item is visibly handmade crochet\/yarn construction with a triangular body and fringe, not a leather Coach handbag",
                    "photo 1: no Coach wordmark, horse-and-carriage, creed patch, leather hangtag, or Coach-specific hardware is visible",
                    "photo 1: textile crochet construction falls outside the typical vintage Coach leather handbag population"
                ],
                "missing_information": [
                    "photo 1 shows only one partial exterior view; interior, underside, and any labels are not shown",
                    "ask for an interior and label photo if a brand attribution is still being considered"
                ],
                "authenticity_concerns": [
                    "photo 1: the visible crochet\/yarn construction is inconsistent with the vintage leather Coach models in the reference catalog; it is best treated as a non-Coach handmade 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: no metal hardware or hangtag is visible",
                    "leather_description": "photo 1: no leather is visible; body and strap appear crocheted from multicolored yarn",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: crocheted shoulder strap\/handles attached to a triangular crocheted body",
                    "stitching_description": "photo 1: hand-crocheted yarn texture is visible; conventional handbag stitching is not visible"
                },
                "possible_model_reasoning": [
                    "photo 1: triangular crochet silhouette with long yarn fringe does not match a Coach catalog model",
                    "condition cannot be fully graded because only a partial exterior view is provided; visible crochet appears intact, but interior and attachment points are not shown"
                ],
                "confidence": 0.9,
                "recommended_max_bid": 5,
                "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": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1 only: no interior, bottom, hardware close-up, or scale views, but not needed for Coach determination",
                    "no creed patch visible to transcribe",
                    "no dimensions or materials stated beyond title"
                ],
                "negative_evidence": [
                    "photo 1: handmade crochet yarn construction in lavender\/white, not glove-tanned leather",
                    "photo 1: no solid brass hardware, no turnlock, no zipper, no rivets visible",
                    "photo 1: no creed patch, no COACH wordmark, no hangtag, no horse-and-carriage visible",
                    "photo 1: triangular crochet shoulder-bag silhouette matches no Coach catalog style"
                ],
                "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": "not leather - crocheted yarn in light purple\/blue and white granny-square pattern",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - crochet loops only, no leather stitching visible",
                    "strap_construction": "single crocheted textile shoulder strap, integral to bag body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1 construction of crochet yarn excludes Coach per triage rule for crochet\/macrame - coach_probability <=0.05",
                    "no Coach hard identifiers visible and silhouette does not match any 1970s-2000s classic or modern Coach line",
                    "Condition: Good to Very Good appearance in single photo, but grading capped by missing interior\/bottom views"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 476,
            "total_tokens": 17847,
            "estimated_cost_usd": 0.008091
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17828,
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}