Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.88,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: plain white fabric\/canvas tote with no visible Coach wordmark, carriage, creed patch, hangtag, or hardware",
        "photo 1: simple sewn fabric handles and open top do not resemble the leather construction and hardware of classic vintage Coach handbags",
        "photo 2: side and bottom construction appears to be lightweight textile, not glove-tanned leather",
        "photo 3: exterior remains entirely unbranded with no Coach identifier visible",
        "photo 1-3: plain white woven canvas tote with no leather trim",
        "photo 1-3: no solid brass hardware, no turnlock, no zipper, no rivets or D-rings",
        "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 1-3: sewn canvas shoulder straps and simple tote silhouette with no Coach catalog match",
        "photo 1-3: canvas \/ fabric shopping-bag construction is outside vintage Coach glove-tanned leather population"
    ],
    "missing_information": [
        "photo 1-3: no close-up of the interior seams, labels, or care tags",
        "photo 1-3: no material-composition or country-of-origin tag is shown",
        "photo 1-3: no straight-on close-up of the bottom, handle attachment, or stitching",
        "interior, bottom, and close-up views not provided, but not needed given non-leather construction",
        "no creed patch visible to inspect",
        "no hardware, hangtag, or branding close-ups"
    ],
    "authenticity_concerns": [
        "photo 1-3: the bag has generic textile-tote construction and no Coach identifiers; it is more consistent with an unbranded modern tote than with Coach"
    ],
    "possible_model_reasoning": [
        "photo 1-3: silhouette is a basic unstructured open-top fabric shopping tote, with no plausible vintage Coach model match",
        "photo 1-3: apparent canvas\/textile material, absence of leather, and absence of brass hardware strongly weigh against vintage Coach",
        "Condition: appears unused or lightly handled from the clean studio photos, but condition cannot be reliably graded because the images may be product-style photos and do not show labels or detailed wear",
        "No Coach model fits: plain unlined canvas tote with sewn canvas straps and zero hard identifiers matches generic shopping tote, not any glove-tanned classic or signature-canvas line",
        "Era reasoning: modern non-Coach fast-fashion \/ blank tote construction; no creed, leather, or brass to date",
        "Condition: appears Like New \/ unused in photos 1-3 with clean canvas and no visible wear, but interior, bottom and close-ups not shown so grade capped"
    ],
    "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 1-3: no visible metal hardware; simple sewn fabric handles and open top",
        "leather_description": "photo 1-3: appears to be white textile\/canvas rather than leather; exact fiber content not visible",
        "lining_description": "photo 1-3: light textile interior is visible, but no label or detailed lining construction is shown",
        "strap_construction": "photo 1-3: two long flat fabric shoulder handles, sewn to the upper edge with rectangular reinforcement stitching",
        "stitching_description": "photo 1-3: visible machine stitching along the upper edge, handles, side seams, and base; no Coach-specific construction cue visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: plain white fabric\/canvas tote with no visible Coach wordmark, carriage, creed patch, hangtag, or hardware",
                    "photo 1: simple sewn fabric handles and open top do not resemble the leather construction and hardware of classic vintage Coach handbags",
                    "photo 2: side and bottom construction appears to be lightweight textile, not glove-tanned leather",
                    "photo 3: exterior remains entirely unbranded with no Coach identifier visible"
                ],
                "missing_information": [
                    "photo 1-3: no close-up of the interior seams, labels, or care tags",
                    "photo 1-3: no material-composition or country-of-origin tag is shown",
                    "photo 1-3: no straight-on close-up of the bottom, handle attachment, or stitching"
                ],
                "authenticity_concerns": [
                    "photo 1-3: the bag has generic textile-tote construction and no Coach identifiers; it is more consistent with an unbranded modern tote than with Coach"
                ],
                "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 1-3: no visible metal hardware; simple sewn fabric handles and open top",
                    "leather_description": "photo 1-3: appears to be white textile\/canvas rather than leather; exact fiber content not visible",
                    "lining_description": "photo 1-3: light textile interior is visible, but no label or detailed lining construction is shown",
                    "strap_construction": "photo 1-3: two long flat fabric shoulder handles, sewn to the upper edge with rectangular reinforcement stitching",
                    "stitching_description": "photo 1-3: visible machine stitching along the upper edge, handles, side seams, and base; no Coach-specific construction cue visible"
                },
                "possible_model_reasoning": [
                    "photo 1-3: silhouette is a basic unstructured open-top fabric shopping tote, with no plausible vintage Coach model match",
                    "photo 1-3: apparent canvas\/textile material, absence of leather, and absence of brass hardware strongly weigh against vintage Coach",
                    "Condition: appears unused or lightly handled from the clean studio photos, but condition cannot be reliably graded because the images may be product-style photos and do not show labels or detailed wear"
                ],
                "confidence": 0.86,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interior, bottom, and close-up views not provided, but not needed given non-leather construction",
                    "no creed patch visible to inspect",
                    "no hardware, hangtag, or branding close-ups"
                ],
                "negative_evidence": [
                    "photo 1-3: plain white woven canvas tote with no leather trim",
                    "photo 1-3: no solid brass hardware, no turnlock, no zipper, no rivets or D-rings",
                    "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 1-3: sewn canvas shoulder straps and simple tote silhouette with no Coach catalog match",
                    "photo 1-3: canvas \/ fabric shopping-bag construction is outside vintage Coach glove-tanned leather population"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible",
                    "leather_description": "photo 1-3: no leather visible; plain white woven canvas body and straps",
                    "lining_description": "photo 1-3: appears unlined canvas interior, same off-white canvas visible inside top opening; no suede or fabric lining detail shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1-3: straight machine stitching at top hem and strap anchors; no detailed stitch view",
                    "strap_construction": "photo 1-3: two fixed canvas shoulder straps sewn to tote body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: plain unlined canvas tote with sewn canvas straps and zero hard identifiers matches generic shopping tote, not any glove-tanned classic or signature-canvas line",
                    "Era reasoning: modern non-Coach fast-fashion \/ blank tote construction; no creed, leather, or brass to date",
                    "Condition: appears Like New \/ unused in photos 1-3 with clean canvas and no visible wear, but interior, bottom and close-ups not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "output_tokens": 671,
            "total_tokens": 19331,
            "estimated_cost_usd": 0.009074
        },
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            "model_name": "meta:muse-spark-1.3-contributor",
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}