Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.275,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.895,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag-sized drawstring pouch with long braided cord straps",
        "photo 2: ruler suggests approximately 15 inches wide and about 17 inches tall",
        "photo 3: handwoven straw construction and embroidered floral decoration are visible"
    ],
    "negative_evidence": [
        "photo 1: bag is made from woven straw rather than Coach's characteristic leather, coated canvas, or recognized Coach materials",
        "photo 1: no Coach wordmark, horse-and-carriage, or recognizable Coach hardware is visible",
        "photos 4-5: interior is woven straw and does not show a leather creed patch, fabric Coach label, or Coach lining",
        "photo 6: construction and decorative floral design are inconsistent with the cataloged Coach handbag types",
        "photo 1: handwoven straw drawstring pouch body, not glove-tanned leather",
        "photo 1-3: purple embroidered floral decoration, not a Coach silhouette or trim",
        "photo 1-6: no solid brass hardware, no turnlock, no buckles, no D-rings, no zipper",
        "photo 4-5: unlined straw interior with embroidery reverses visible, no leather creed patch, no lining, no fabric tag",
        "photo 6: woven straw bottom\/side construction, no leather, no base feet"
    ],
    "missing_information": [
        "photo 4-5: interior is only partially shown; a fully opened interior and all seams would confirm that no label is present",
        "photo 1: reverse side and complete bottom view are not shown",
        "seller-stated dimensions and any provenance are not provided",
        "No Coach creed, wordmark, hangtag, or hardware stamps visible in any view; no further Coach-specific photos would change material exclusion"
    ],
    "authenticity_concerns": [
        "photos 1-6: no Coach identifier is visible, and the straw construction is inconsistent with a Coach leather handbag",
        "photos 4-5: no creed, serial\/style number, or brand label is visible",
        "photo 1-6: straw \/ woven fiber body material is an exclusionary material for vintage Coach per triage rule",
        "photo 1-6: no Coach identifier of any kind visible despite clear exterior and interior views"
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette is a generic woven straw drawstring pouch, not a close match to a documented Coach model",
        "photos 4-5: absence of a visible Coach identifier and the all-straw construction make Coach manufacture highly unlikely",
        "photos 1-6: apparent condition is Good to Very Good; decorative fibers and edges show loose strands, but no major hole or broken closure is visible. Interior and odor cannot be fully assessed",
        "Straw drawstring pouch with embroidered flowers matches no Coach catalog style in 1970s-2000s classic or modern lines",
        "Material alone excludes Coach: Coach vintage core is glove-tanned leather with solid brass; straw, beads, crochet are coach_probability <=0.05 category",
        "Condition: Good to Very Good for a straw bag; weave intact, embroidery intact, some fiber fraying visible in photo 4-5"
    ],
    "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 is visible; closure and straps appear to be braided straw or fiber cord",
        "leather_description": "photo 1: no leather is visible; body is woven straw or similar natural fiber",
        "lining_description": "photos 4-5: interior appears to be unlined woven straw\/fiber; no textile lining or label is visible",
        "strap_construction": "photos 1-3: long braided fiber drawstring\/shoulder cords attached at the sides",
        "stitching_description": "photos 1, 3, 6: visible woven and embroidered fiber construction with loose fibers at some edges; conventional leather-bag stitching is not visible"
    },
    "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": 0.25,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag-sized drawstring pouch with long braided cord straps",
                    "photo 2: ruler suggests approximately 15 inches wide and about 17 inches tall",
                    "photo 3: handwoven straw construction and embroidered floral decoration are visible"
                ],
                "negative_evidence": [
                    "photo 1: bag is made from woven straw rather than Coach's characteristic leather, coated canvas, or recognized Coach materials",
                    "photo 1: no Coach wordmark, horse-and-carriage, or recognizable Coach hardware is visible",
                    "photos 4-5: interior is woven straw and does not show a leather creed patch, fabric Coach label, or Coach lining",
                    "photo 6: construction and decorative floral design are inconsistent with the cataloged Coach handbag types"
                ],
                "missing_information": [
                    "photo 4-5: interior is only partially shown; a fully opened interior and all seams would confirm that no label is present",
                    "photo 1: reverse side and complete bottom view are not shown",
                    "seller-stated dimensions and any provenance are not provided"
                ],
                "authenticity_concerns": [
                    "photos 1-6: no Coach identifier is visible, and the straw construction is inconsistent with a Coach leather handbag",
                    "photos 4-5: no creed, serial\/style number, or brand label is visible"
                ],
                "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 is visible; closure and straps appear to be braided straw or fiber cord",
                    "leather_description": "photo 1: no leather is visible; body is woven straw or similar natural fiber",
                    "lining_description": "photos 4-5: interior appears to be unlined woven straw\/fiber; no textile lining or label is visible",
                    "strap_construction": "photos 1-3: long braided fiber drawstring\/shoulder cords attached at the sides",
                    "stitching_description": "photos 1, 3, 6: visible woven and embroidered fiber construction with loose fibers at some edges; conventional leather-bag stitching is not visible"
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette is a generic woven straw drawstring pouch, not a close match to a documented Coach model",
                    "photos 4-5: absence of a visible Coach identifier and the all-straw construction make Coach manufacture highly unlikely",
                    "photos 1-6: apparent condition is Good to Very Good; decorative fibers and edges show loose strands, but no major hole or broken closure is visible. Interior and odor cannot be fully assessed"
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: straw \/ woven fiber body material is an exclusionary material for vintage Coach per triage rule",
                    "photo 1-6: no Coach identifier of any kind visible despite clear exterior and interior views"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed, wordmark, hangtag, or hardware stamps visible in any view; no further Coach-specific photos would change material exclusion"
                ],
                "negative_evidence": [
                    "photo 1: handwoven straw drawstring pouch body, not glove-tanned leather",
                    "photo 1-3: purple embroidered floral decoration, not a Coach silhouette or trim",
                    "photo 1-6: no solid brass hardware, no turnlock, no buckles, no D-rings, no zipper",
                    "photo 4-5: unlined straw interior with embroidery reverses visible, no leather creed patch, no lining, no fabric tag",
                    "photo 6: woven straw bottom\/side construction, no leather, no base feet"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no metal hardware visible; only straw twisted-cord drawstrings",
                    "leather_description": "no leather visible; handwoven natural straw fiber body",
                    "lining_description": "unlined; interior is same woven straw visible in photo 4 and photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no leather stitching visible; woven \/ braided straw construction only",
                    "strap_construction": "straw drawstring cords only; no leather shoulder strap or handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Straw drawstring pouch with embroidered flowers matches no Coach catalog style in 1970s-2000s classic or modern lines",
                    "Material alone excludes Coach: Coach vintage core is glove-tanned leather with solid brass; straw, beads, crochet are coach_probability <=0.05 category",
                    "Condition: Good to Very Good for a straw bag; weave intact, embroidery intact, some fiber fraying visible in photo 4-5"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 761,
            "total_tokens": 33863,
            "estimated_cost_usd": 0.015067
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35575,
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}