Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.015,
    "vintage_probability": 0.425,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.485,
    "seller_misidentification_probability": 0.015,
    "confidence": 0.835,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small handbag with a framed opening and handle.",
        "photo 1: Cream crocheted textile body and molded cream-colored frame are visible."
    ],
    "negative_evidence": [
        "photo 1: The body is crocheted textile rather than Coach glove-tanned leather, suede, or signature canvas.",
        "photo 1: The frame and handle appear plastic or molded synthetic material, not the solid brass hardware associated with vintage Coach.",
        "photo 1: No Coach wordmark, horse-and-carriage, creed patch, leather hangtag, or Coach-specific identifier is visible.",
        "photo 1: The construction does not resemble the cataloged vintage Coach handbag silhouettes.",
        "photo 1: body is cream crochet \/ bobble textile, not glove-tanned leather",
        "photo 1: frame and handles are cream plastic \/ celluloid-type, not solid brass hardware",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, leather hangtag or turnlock visible",
        "photo 1: kisslock frame purse silhouette never produced by Coach in this material"
    ],
    "missing_information": [
        "Photos of the interior, lining, closure, and frame hardware.",
        "Straight-on photos of the front, back, bottom, and both sides.",
        "Close-ups of any interior label, maker mark, or clasp engraving.",
        "Seller's claimed 1930s date is not verifiable from the provided photo.",
        "interior view emptied showing lining and any labels",
        "opposite side and bottom views",
        "close-up of frame clasp and handle joints",
        "creed patch \/ interior stamp close-up if any"
    ],
    "authenticity_concerns": [
        "photo 1: Synthetic\/plastic frame and crocheted construction are inconsistent with the usual vintage Coach handbag materials.",
        "photo 1: No Coach identifier is visible; this appears to be a non-Coach vintage-style handbag rather than a Coach item."
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach model is plausible from the visible crochet-and-plastic construction.",
        "photo 1: The seller's 1930s description is unverified; the single view supports only a generic vintage-style framed crochet handbag.",
        "Condition: Unable to grade fully because the interior, bottom, closure, and all corners are not shown; visible cream material appears generally intact, with possible light age discoloration near the frame.",
        "No Coach catalog style matches a crochet body with plastic frame handles; construction excludes all leather classic and canvas lines",
        "No creed, serial, wordmark or brass hardware to decode for era or model",
        "Condition: Good to Very Good for age based on single view; yellowing\/discoloration visible (photo 1), full condition grade 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: Cream-colored molded frame and handle are visible; no Coach-marked hardware is visible.",
        "leather_description": "photo 1: No leather body or leather trim is visible; the body appears to be crocheted textile.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: A molded handle is visible; no separate strap is visible.",
        "stitching_description": "photo 1: Crochet construction is visible, but bag seam stitching is not sufficiently shown for assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0035,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.01,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small handbag with a framed opening and handle.",
                    "photo 1: Cream crocheted textile body and molded cream-colored frame are visible."
                ],
                "negative_evidence": [
                    "photo 1: The body is crocheted textile rather than Coach glove-tanned leather, suede, or signature canvas.",
                    "photo 1: The frame and handle appear plastic or molded synthetic material, not the solid brass hardware associated with vintage Coach.",
                    "photo 1: No Coach wordmark, horse-and-carriage, creed patch, leather hangtag, or Coach-specific identifier is visible.",
                    "photo 1: The construction does not resemble the cataloged vintage Coach handbag silhouettes."
                ],
                "missing_information": [
                    "Photos of the interior, lining, closure, and frame hardware.",
                    "Straight-on photos of the front, back, bottom, and both sides.",
                    "Close-ups of any interior label, maker mark, or clasp engraving.",
                    "Seller's claimed 1930s date is not verifiable from the provided photo."
                ],
                "authenticity_concerns": [
                    "photo 1: Synthetic\/plastic frame and crocheted construction are inconsistent with the usual vintage Coach handbag materials.",
                    "photo 1: No Coach identifier is visible; this appears to be a non-Coach vintage-style handbag rather than a 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: Cream-colored molded frame and handle are visible; no Coach-marked hardware is visible.",
                    "leather_description": "photo 1: No leather body or leather trim is visible; the body appears to be crocheted textile.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: A molded handle is visible; no separate strap is visible.",
                    "stitching_description": "photo 1: Crochet construction is visible, but bag seam stitching is not sufficiently shown for assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach model is plausible from the visible crochet-and-plastic construction.",
                    "photo 1: The seller's 1930s description is unverified; the single view supports only a generic vintage-style framed crochet handbag.",
                    "Condition: Unable to grade fully because the interior, bottom, closure, and all corners are not shown; visible cream material appears generally intact, with possible light age discoloration near the frame."
                ],
                "confidence": 0.82,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior view emptied showing lining and any labels",
                    "opposite side and bottom views",
                    "close-up of frame clasp and handle joints",
                    "creed patch \/ interior stamp close-up if any"
                ],
                "negative_evidence": [
                    "photo 1: body is cream crochet \/ bobble textile, not glove-tanned leather",
                    "photo 1: frame and handles are cream plastic \/ celluloid-type, not solid brass hardware",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, leather hangtag or turnlock visible",
                    "photo 1: kisslock frame purse silhouette never produced by Coach in this material"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "cream-colored molded plastic frame with integrated handles and kisslock-type clasp; no brass, no engraving visible",
                    "leather_description": "no leather visible; cream crochet \/ woven bobble textile body",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible as leather stitching; crochet knots only",
                    "strap_construction": "no detachable shoulder strap; rigid plastic top handles only",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog style matches a crochet body with plastic frame handles; construction excludes all leather classic and canvas lines",
                    "No creed, serial, wordmark or brass hardware to decode for era or model",
                    "Condition: Good to Very Good for age based on single view; yellowing\/discoloration visible (photo 1), full condition grade capped by missing interior\/bottom views"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
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            "output_tokens": 715,
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            "estimated_cost_usd": 0.013228
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        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}