Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.485,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.845,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: body appears woven paper straw or raffia rather than Coach glove-tanned leather or recognized Coach canvas",
        "photo 1: decorative pom-pom trim and a fine gold-tone chain strap are not characteristic evidence of vintage Coach",
        "photo 3: light fabric lining and zip pocket are visible, with no Coach creed patch or wordmark",
        "photos 1-2 and 4-6: no recognizable Coach logo, horse-and-carriage, hangtag, or classic Coach hardware is visible",
        "photo 5: construction and approximately 8-inch width fit a small fashion straw purse rather than a cataloged vintage Coach leather model",
        "photo 1,2,4,5,6: body is cream paper straw \/ crochet raffia with pompom applique, not glove-tanned leather",
        "photo 3: white synthetic fabric lining with center zip pocket, not unlined suede interior of vintage Coach classics",
        "photo 1,2: thin gold-tone chain crossbody strap, not leather strap with brass dogleash clips or buckle",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "photo 5,6: ~8 inch wide crochet clutch size with ruler, no match to Coach catalog leather silhouettes"
    ],
    "missing_information": [
        "photo 3: no clear close-up of any interior brand label or sewn-in maker tag",
        "photo 1: clasp\/closure detail is not clearly shown",
        "seller-stated material composition and approximate age are unavailable",
        "No creed patch shown in any photo - photo 3 shows interior with no leather creed visible",
        "No Coach wordmark, hangtag, or hardware stamps visible in any photo",
        "No clear close-up of zipper pull brand or hardware engraving"
    ],
    "authenticity_concerns": [
        "The visible straw construction, fabric lining, pom-pom decoration, and chain strap are inconsistent with the vintage Coach leather population.",
        "No Coach identifier is visible in the provided photos; the item is best treated as an unbranded straw fashion purse."
    ],
    "possible_model_reasoning": [
        "The item is clearly a handbag, but its woven straw\/raffia body and decorative pom-poms do not match the Coach model catalog.",
        "No identifier supports a Coach dating or model attribution. The listing's 'estate find' wording is not meaningful authentication evidence.",
        "Condition appears Good to Very Good from the available photos, with no obvious major structural damage; interior and hardware condition remain only partly assessable.",
        "Material triage fails Coach: straw\/crochet\/beads category per procedure caps coach_probability at 0.05 unless Coach identifier visible, none is visible",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no stamped hardware in any of 6 photos",
        "Construction is inconsistent with any vintage Coach glove-tanned era: fabric-lined straw body plus plated chain strap vs unlined leather plus solid brass",
        "Condition: appears Good to Very Good with light soiling; not graded as Coach; generic straw bag value only"
    ],
    "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: fine gold-tone chain shoulder strap and small metal attachments are visible; closure hardware is not clearly visible",
        "leather_description": "photo 1: no leather body is visible; the exterior appears woven paper straw or raffia with fabric\/pom-pom decoration",
        "lining_description": "photo 3: light-colored fabric lining with a zippered interior pocket is visible",
        "strap_construction": "photos 1-3: detachable-looking fine chain shoulder strap attached at side hardware; carry handles are not clearly visible",
        "stitching_description": "photos 1-3: woven straw construction with visible textile edging; individual stitching is not sufficiently sharp to assess"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: body appears woven paper straw or raffia rather than Coach glove-tanned leather or recognized Coach canvas",
                    "photo 1: decorative pom-pom trim and a fine gold-tone chain strap are not characteristic evidence of vintage Coach",
                    "photo 3: light fabric lining and zip pocket are visible, with no Coach creed patch or wordmark",
                    "photos 1-2 and 4-6: no recognizable Coach logo, horse-and-carriage, hangtag, or classic Coach hardware is visible",
                    "photo 5: construction and approximately 8-inch width fit a small fashion straw purse rather than a cataloged vintage Coach leather model"
                ],
                "missing_information": [
                    "photo 3: no clear close-up of any interior brand label or sewn-in maker tag",
                    "photo 1: clasp\/closure detail is not clearly shown",
                    "seller-stated material composition and approximate age are unavailable"
                ],
                "authenticity_concerns": [
                    "The visible straw construction, fabric lining, pom-pom decoration, and chain strap are inconsistent with the vintage Coach leather population.",
                    "No Coach identifier is visible in the provided photos; the item is best treated as an unbranded straw fashion purse."
                ],
                "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: fine gold-tone chain shoulder strap and small metal attachments are visible; closure hardware is not clearly visible",
                    "leather_description": "photo 1: no leather body is visible; the exterior appears woven paper straw or raffia with fabric\/pom-pom decoration",
                    "lining_description": "photo 3: light-colored fabric lining with a zippered interior pocket is visible",
                    "strap_construction": "photos 1-3: detachable-looking fine chain shoulder strap attached at side hardware; carry handles are not clearly visible",
                    "stitching_description": "photos 1-3: woven straw construction with visible textile edging; individual stitching is not sufficiently sharp to assess"
                },
                "possible_model_reasoning": [
                    "The item is clearly a handbag, but its woven straw\/raffia body and decorative pom-poms do not match the Coach model catalog.",
                    "No identifier supports a Coach dating or model attribution. The listing's 'estate find' wording is not meaningful authentication evidence.",
                    "Condition appears Good to Very Good from the available photos, with no obvious major structural damage; interior and hardware condition remain only partly assessable."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No creed patch shown in any photo - photo 3 shows interior with no leather creed visible",
                    "No Coach wordmark, hangtag, or hardware stamps visible in any photo",
                    "No clear close-up of zipper pull brand or hardware engraving"
                ],
                "negative_evidence": [
                    "photo 1,2,4,5,6: body is cream paper straw \/ crochet raffia with pompom applique, not glove-tanned leather",
                    "photo 3: white synthetic fabric lining with center zip pocket, not unlined suede interior of vintage Coach classics",
                    "photo 1,2: thin gold-tone chain crossbody strap, not leather strap with brass dogleash clips or buckle",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "photo 5,6: ~8 inch wide crochet clutch size with ruler, no match to Coach catalog leather silhouettes"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin gold-tone chain strap with small rings; unbranded zipper with plain rectangular pull seen in photo 3",
                    "leather_description": "no leather visible; cream off-white woven paper straw \/ crochet raffia with pompom texture",
                    "lining_description": "off-white plain fabric lining with interior zip pocket visible in photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible as stitched seams; crochet weave construction only",
                    "strap_construction": "thin gold-tone metal chain, attached with small metal rings at sides, visible in photo 1 and 2",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Material triage fails Coach: straw\/crochet\/beads category per procedure caps coach_probability at 0.05 unless Coach identifier visible, none is visible",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no stamped hardware in any of 6 photos",
                    "Construction is inconsistent with any vintage Coach glove-tanned era: fabric-lined straw body plus plated chain strap vs unlined leather plus solid brass",
                    "Condition: appears Good to Very Good with light soiling; not graded as Coach; generic straw bag value only"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "output_tokens": 719,
            "total_tokens": 33821,
            "estimated_cost_usd": 0.014966
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35573,
            "output_tokens": 1125,
            "total_tokens": 36698,
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}