Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.015,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.89,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is glossy translucent PVC\/plastic rather than Coach's typical leather or documented signature canvas.",
        "photo 1: front shows generic double handles, D-rings, and top zipper with no visible Coach wordmark, carriage, hangtag, or creed.",
        "photo 2: reverse and strap construction are generic PVC with no Coach identifier.",
        "photo 3: side profile shows a molded glossy PVC body, inconsistent with classic vintage Coach glove-tanned leather.",
        "photo 6: zipper and hardware are visible, but no Coach engraving or other brand mark is present.",
        "photo 1: body and handles are translucent pink PVC\/plastic jelly, not glove-tanned leather",
        "photo 1,2,5: no solid brass turnlock, no leather hangtag, no COACH wordmark visible",
        "photo 3,4: barrel\/satchel silhouette in molded plastic with rigid plastic handles, inconsistent with vintage Coach classics",
        "photo 6: gold-tone zip top with no branded pull, plastic construction throughout"
    ],
    "missing_information": [
        "photo 1-6: no interior view, so lining, labels, and any hidden brand markings cannot be assessed.",
        "photo 1-6: no close-up of the zipper pull or hardware markings.",
        "photo 1-6: seller-stated dimensions and material confirmation would be useful, although the visible PVC construction is already clear.",
        "photo 1-6: no creed patch shown - interior back wall \/ pocket close-up needed to confirm absence",
        "photo 1-6: no Coach wordmark, hangtag, or hardware engraving shown in close-up",
        "photo 1-6: interior emptied view and bottom detail limited by translucent glare"
    ],
    "authenticity_concerns": [
        "photo 1-6: the PVC construction and generic hardware are inconsistent with a vintage Coach leather handbag.",
        "photo 1-6: no Coach identifier is visible; this appears to be a non-Coach jelly\/PVC bag rather than a mislabeled vintage Coach item."
    ],
    "possible_model_reasoning": [
        "photo 1-6: silhouette is a generic structured jelly\/PVC satchel and does not correspond to a recognizable vintage Coach leather model.",
        "photo 1-6: the visible plastic material places it in a modern\/non-Coach category; the seller's 'Y2K' and 'vintage' wording is unverified listing text.",
        "Condition: Very Good based on visible intact structure and handles, with surface scuffs or marks visible near the lower front\/side; interior and odor are unknown.",
        "No Coach identifiers visible in any of 6 photos - no creed, no wordmark, no hangtag, no brass turnlock",
        "Material is translucent PVC\/plastic which per skill caps coach_probability at <=0.05 unless Coach identifier visible; none is visible",
        "Shape is zip-top barrel satchel with rigid jelly handles, not matching any catalog classic City, Court, Willis, Station, Duffle Sac, etc.",
        "Condition: Good to Very Good for jelly type; glossy surface with no obvious cracks or tears in photos, but glare limits surface assessment"
    ],
    "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 1-6: small gold-tone D-rings and top zipper hardware are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-6: glossy translucent pink\/red PVC or plastic; not leather.",
        "lining_description": "not_visible; appears unlined plastic - same PVC as exterior visible through translucency",
        "strap_construction": "photo 2 and photo 6: matching PVC shoulder strap attached through small metal rings; double PVC top handles.",
        "stitching_description": "photo 1-6: visible machine stitching appears generally even along the PVC edges; detailed stress-point stitching is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "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": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is glossy translucent PVC\/plastic rather than Coach's typical leather or documented signature canvas.",
                    "photo 1: front shows generic double handles, D-rings, and top zipper with no visible Coach wordmark, carriage, hangtag, or creed.",
                    "photo 2: reverse and strap construction are generic PVC with no Coach identifier.",
                    "photo 3: side profile shows a molded glossy PVC body, inconsistent with classic vintage Coach glove-tanned leather.",
                    "photo 6: zipper and hardware are visible, but no Coach engraving or other brand mark is present."
                ],
                "missing_information": [
                    "photo 1-6: no interior view, so lining, labels, and any hidden brand markings cannot be assessed.",
                    "photo 1-6: no close-up of the zipper pull or hardware markings.",
                    "photo 1-6: seller-stated dimensions and material confirmation would be useful, although the visible PVC construction is already clear."
                ],
                "authenticity_concerns": [
                    "photo 1-6: the PVC construction and generic hardware are inconsistent with a vintage Coach leather handbag.",
                    "photo 1-6: no Coach identifier is visible; this appears to be a non-Coach jelly\/PVC bag rather than a mislabeled vintage Coach item."
                ],
                "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 1-6: small gold-tone D-rings and top zipper hardware are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1-6: glossy translucent pink\/red PVC or plastic; not leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 2 and photo 6: matching PVC shoulder strap attached through small metal rings; double PVC top handles.",
                    "stitching_description": "photo 1-6: visible machine stitching appears generally even along the PVC edges; detailed stress-point stitching is not fully assessable."
                },
                "possible_model_reasoning": [
                    "photo 1-6: silhouette is a generic structured jelly\/PVC satchel and does not correspond to a recognizable vintage Coach leather model.",
                    "photo 1-6: the visible plastic material places it in a modern\/non-Coach category; the seller's 'Y2K' and 'vintage' wording is unverified listing text.",
                    "Condition: Very Good based on visible intact structure and handles, with surface scuffs or marks visible near the lower front\/side; interior and odor are unknown."
                ],
                "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": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1-6: no creed patch shown - interior back wall \/ pocket close-up needed to confirm absence",
                    "photo 1-6: no Coach wordmark, hangtag, or hardware engraving shown in close-up",
                    "photo 1-6: interior emptied view and bottom detail limited by translucent glare"
                ],
                "negative_evidence": [
                    "photo 1: body and handles are translucent pink PVC\/plastic jelly, not glove-tanned leather",
                    "photo 1,2,5: no solid brass turnlock, no leather hangtag, no COACH wordmark visible",
                    "photo 3,4: barrel\/satchel silhouette in molded plastic with rigid plastic handles, inconsistent with vintage Coach classics",
                    "photo 6: gold-tone zip top with no branded pull, plastic construction throughout"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone zip-top zipper and small D-rings at handle attachments; lightweight plated appearance, not solid vintage brass",
                    "leather_description": "no leather visible; translucent pink PVC\/plastic jelly body and molded plastic handles",
                    "lining_description": "not_visible; appears unlined plastic - same PVC as exterior visible through translucency",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight perimeter edge stitching on PVC visible in photos 3,4,6; no leather stitching to assess",
                    "strap_construction": "double rigid translucent plastic top handles looped through metal D-rings; no leather strap, no buckle adjustment, no dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in any of 6 photos - no creed, no wordmark, no hangtag, no brass turnlock",
                    "Material is translucent PVC\/plastic which per skill caps coach_probability at <=0.05 unless Coach identifier visible; none is visible",
                    "Shape is zip-top barrel satchel with rigid jelly handles, not matching any catalog classic City, Court, Willis, Station, Duffle Sac, etc.",
                    "Condition: Good to Very Good for jelly type; glossy surface with no obvious cracks or tears in photos, but glare limits surface assessment"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "total_tokens": 18819,
            "estimated_cost_usd": 0.008992
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}