Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.01,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.85,
    "seller_misidentification_probability": 0.015,
    "confidence": 0.955,
    "recommended_max_bid": 9,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag body is visibly handmade crochet patchwork rather than leather, coated canvas, or another typical Coach material.",
        "photo 1: multicolor crocheted construction, large button closure, and patterned textile strap do not match documented vintage Coach construction.",
        "photo 2: visible shoulder strap uses textile webbing, crochet sections, and generic clip hardware; no Coach-specific identifiers are visible.",
        "photo 3: interior appears to be light fabric\/crochet with no visible leather creed patch, Coach wordmark, or serial tag.",
        "photo 4: exterior and side construction remain crochet patchwork with generic hardware and no visible Coach branding.",
        "photo 1: body is multicolor crocheted yarn patchwork, not glove-tanned leather",
        "photo 1: no solid brass hardware, no turnlock, no creed patch, no COACH wordmark",
        "photo 2: woven fabric guitar strap with silver-tone lobster clips, not Coach leather strap with brass dogleash",
        "photo 3: crochet construction with fabric lining visible, inconsistent with vintage Coach unlined suede interior"
    ],
    "missing_information": [
        "photo 1: no close-up of any brand or maker label, although none is apparent in the provided views.",
        "photo 3: interior is only partially visible; a fully emptied interior and pocket\/seam tag view would confirm the absence of identifiers.",
        "photo 1: bottom and detailed hardware views are not provided."
    ],
    "authenticity_concerns": [
        "photo 1: material and handmade crochet construction are inconsistent with the vintage Coach leather handbag population.",
        "photo 1: the bag has no visible Coach wordmark, horse-and-carriage mark, creed, or other Coach identifier."
    ],
    "possible_model_reasoning": [
        "Not a Coach silhouette, material, or hardware system; crochet patchwork handmade bag has no catalog match, so no Coach model is applicable",
        "Condition: Good to Very Good handmade condition; photos show intact crochet with no major damage visible"
    ],
    "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: generic gold-tone rectangular strap adjuster and clip hardware; photo 2: additional generic clips and black connector rings; no Coach engraving visible.",
        "leather_description": "photo 1: crocheted yarn patchwork body; no leather body visible.",
        "lining_description": "photo 3: light-colored fabric lining or interior backing is partially visible; full lining not shown.",
        "strap_construction": "photos 1-4: detachable wide textile strap with crocheted patterned sections and plain woven sections, attached with generic clips.",
        "stitching_description": "photos 1-4: crochet seams and patch joins are visible; conventional Coach leather stitching is not present."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.01,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag body is visibly handmade crochet patchwork rather than leather, coated canvas, or another typical Coach material.",
                    "photo 1: multicolor crocheted construction, large button closure, and patterned textile strap do not match documented vintage Coach construction.",
                    "photo 2: visible shoulder strap uses textile webbing, crochet sections, and generic clip hardware; no Coach-specific identifiers are visible.",
                    "photo 3: interior appears to be light fabric\/crochet with no visible leather creed patch, Coach wordmark, or serial tag.",
                    "photo 4: exterior and side construction remain crochet patchwork with generic hardware and no visible Coach branding."
                ],
                "missing_information": [
                    "photo 1: no close-up of any brand or maker label, although none is apparent in the provided views.",
                    "photo 3: interior is only partially visible; a fully emptied interior and pocket\/seam tag view would confirm the absence of identifiers.",
                    "photo 1: bottom and detailed hardware views are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: material and handmade crochet construction are inconsistent with the vintage Coach leather handbag population.",
                    "photo 1: the bag has no visible Coach wordmark, horse-and-carriage mark, creed, or other Coach identifier."
                ],
                "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: generic gold-tone rectangular strap adjuster and clip hardware; photo 2: additional generic clips and black connector rings; no Coach engraving visible.",
                    "leather_description": "photo 1: crocheted yarn patchwork body; no leather body visible.",
                    "lining_description": "photo 3: light-colored fabric lining or interior backing is partially visible; full lining not shown.",
                    "strap_construction": "photos 1-4: detachable wide textile strap with crocheted patterned sections and plain woven sections, attached with generic clips.",
                    "stitching_description": "photos 1-4: crochet seams and patch joins are visible; conventional Coach leather stitching is not present."
                },
                "possible_model_reasoning": [],
                "confidence": 0.96,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.97,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1: body is multicolor crocheted yarn patchwork, not glove-tanned leather",
                    "photo 1: no solid brass hardware, no turnlock, no creed patch, no COACH wordmark",
                    "photo 2: woven fabric guitar strap with silver-tone lobster clips, not Coach leather strap with brass dogleash",
                    "photo 3: crochet construction with fabric lining visible, inconsistent with vintage Coach unlined suede interior"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone lobster-clip strap ends, black rectangular rings on bag, red plastic button closure; no brass turnlock",
                    "leather_description": "not leather; multicolor crocheted yarn patchwork in beige, grey, aqua, orange, magenta",
                    "lining_description": "light-colored fabric lining visible inside top in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no leather stitching; crocheted \/ yarn-joined patchwork seams",
                    "strap_construction": "wide detachable woven fabric crossbody strap with geometric pattern and adjustable slider",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach silhouette, material, or hardware system; crochet patchwork handmade bag has no catalog match, so no Coach model is applicable",
                    "Condition: Good to Very Good handmade condition; photos show intact crochet with no major damage visible"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 21153,
            "output_tokens": 560,
            "total_tokens": 21713,
            "estimated_cost_usd": 0.009805
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21914,
            "output_tokens": 881,
            "total_tokens": 22795,
            "estimated_cost_usd": 0.005088
        }
    ]
}