Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.19,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.7,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.83,
    "recommended_max_bid": 11,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with shoulder handles and multiple exterior pockets",
        "photo 1: visible leather-like black material and metal handle hardware",
        "photo 3: construction appears to use stitched leather panels"
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or hangtag",
        "photo 1: large patchwork tote silhouette and multiple utility pockets do not closely match the listed vintage Coach classic silhouettes",
        "photo 1: prominent gold-tone handle hardware is decorative and not a vintage Coach turnlock",
        "photos 1-7: highly glossy, thin-looking lambskin-style material and extensive patchwork construction are not characteristic of classic glove-tanned Coach bags",
        "seller listing: seller identifies the bag as unbranded and lambskin, with no Coach-specific claim",
        "photo 1, photo 2: thin shiny patchwork lambskin body - never Coach vintage glove-tanned construction",
        "photo 1-4: no solid brass turnlock, buckles, D-rings or dogleash clips visible",
        "photo 1, photo 2, photo 4: fixed sewn-on double handles with X-box stitching, not Coach buckle-adjustable or dowel or dogleash strap construction",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1-4: patchwork tote silhouette with applied exterior pockets does not match any Coach catalog style"
    ],
    "missing_information": [
        "photo 2: interior, lining, and any sewn-in brand or care labels are not shown",
        "photo 2: interior back wall should be photographed for a possible Coach creed patch",
        "photo 2: zipper pulls, underside of hardware, and any hidden stamps are not shown",
        "photo 1: bottom, corners, and strap attachment details need clearer inspection for condition assessment",
        "photo of interior emptied and lining - interior not shown in any photo",
        "close-up of any interior leather patch or fabric labels to confirm no creed",
        "bottom view showing corners and base construction",
        "seller-stated dimensions for scale"
    ],
    "authenticity_concerns": [
        "photos 1-7: absence of any visible Coach identifier combined with a generic patchwork design is consistent with an unbranded or non-Coach bag",
        "photos 1-7: the construction does not present the expected internally consistent combination of a Coach creed, classic hardware, and recognizable Coach model silhouette"
    ],
    "possible_model_reasoning": [
        "photo 1: the large open-top patchwork tote with multiple exterior pockets does not closely correspond to a listed vintage Coach model; no Coach model is proposed",
        "photos 1-7: estimated modern (2000s+) non-Coach based on glossy patchwork construction and lack of period Coach identifiers",
        "Condition: Good; substantial creasing and wrinkling are visible, while major tears or broken hardware are not apparent; interior condition is unknown",
        "No Coach model fits: patchwork lambskin, sewn fixed handles, exterior multi-pocket front and lack of turnlock\/brass\/creed inconsistent with all Classic glove-tanned styles",
        "Condition: Good; photo 4 shows corner scuff exposing lighter underlayer at bottom corner, general softening\/creasing of thin leather, handles appear intact"
    ],
    "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: gold-tone rounded bar-and-ring handle hardware is visible; no Coach engraving or turnlock is visible",
        "leather_description": "photos 1-7: black, glossy, soft-looking leather or lambskin-style material assembled from many stitched panels; extensive creasing and wrinkling are visible",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-7: two long rolled or folded shoulder handles attached with stitched rectangular tabs; no adjustable or detachable Coach-style strap is visible",
        "stitching_description": "photos 3-7: visible machine stitching outlines numerous irregular patchwork panels and exterior pockets; some areas appear uneven or heavily creased"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with shoulder handles and multiple exterior pockets",
                    "photo 1: visible leather-like black material and metal handle hardware",
                    "photo 3: construction appears to use stitched leather panels"
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, creed patch, or hangtag",
                    "photo 1: large patchwork tote silhouette and multiple utility pockets do not closely match the listed vintage Coach classic silhouettes",
                    "photo 1: prominent gold-tone handle hardware is decorative and not a vintage Coach turnlock",
                    "photos 1-7: highly glossy, thin-looking lambskin-style material and extensive patchwork construction are not characteristic of classic glove-tanned Coach bags",
                    "seller listing: seller identifies the bag as unbranded and lambskin, with no Coach-specific claim"
                ],
                "missing_information": [
                    "photo 2: interior, lining, and any sewn-in brand or care labels are not shown",
                    "photo 2: interior back wall should be photographed for a possible Coach creed patch",
                    "photo 2: zipper pulls, underside of hardware, and any hidden stamps are not shown",
                    "photo 1: bottom, corners, and strap attachment details need clearer inspection for condition assessment"
                ],
                "authenticity_concerns": [
                    "photos 1-7: absence of any visible Coach identifier combined with a generic patchwork design is consistent with an unbranded or non-Coach bag",
                    "photos 1-7: the construction does not present the expected internally consistent combination of a Coach creed, classic hardware, and recognizable Coach model silhouette"
                ],
                "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: gold-tone rounded bar-and-ring handle hardware is visible; no Coach engraving or turnlock is visible",
                    "leather_description": "photos 1-7: black, glossy, soft-looking leather or lambskin-style material assembled from many stitched panels; extensive creasing and wrinkling are visible",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-7: two long rolled or folded shoulder handles attached with stitched rectangular tabs; no adjustable or detachable Coach-style strap is visible",
                    "stitching_description": "photos 3-7: visible machine stitching outlines numerous irregular patchwork panels and exterior pockets; some areas appear uneven or heavily creased"
                },
                "possible_model_reasoning": [
                    "photo 1: the large open-top patchwork tote with multiple exterior pockets does not closely correspond to a listed vintage Coach model; no Coach model is proposed",
                    "photos 1-7: estimated modern (2000s+) non-Coach based on glossy patchwork construction and lack of period Coach identifiers",
                    "Condition: Good; substantial creasing and wrinkling are visible, while major tears or broken hardware are not apparent; interior condition is unknown"
                ],
                "confidence": 0.84,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.62,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of interior emptied and lining - interior not shown in any photo",
                    "close-up of any interior leather patch or fabric labels to confirm no creed",
                    "bottom view showing corners and base construction",
                    "seller-stated dimensions for scale"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: thin shiny patchwork lambskin body - never Coach vintage glove-tanned construction",
                    "photo 1-4: no solid brass turnlock, buckles, D-rings or dogleash clips visible",
                    "photo 1, photo 2, photo 4: fixed sewn-on double handles with X-box stitching, not Coach buckle-adjustable or dowel or dogleash strap construction",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1-4: patchwork tote silhouette with applied exterior pockets does not match any Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no metal hardware visible in photos; no turnlock, zipper, buckle or clips shown",
                    "leather_description": "photo 1-4: black thin shiny lambskin made of small irregular patchwork pieces stitched together, soft slouchy hand, not full-grain glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 3-6: visible patchwork seaming with straight and zigzag overlock stitches, X-box at handle anchors; even but not Coach-matched thread classic construction",
                    "strap_construction": "photo 1-2: twin fixed shoulder handles, sewn directly to top edge with square X-stitched tabs, non-adjustable, non-detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: patchwork lambskin, sewn fixed handles, exterior multi-pocket front and lack of turnlock\/brass\/creed inconsistent with all Classic glove-tanned styles",
                    "Condition: Good; photo 4 shows corner scuff exposing lighter underlayer at bottom corner, general softening\/creasing of thin leather, handles appear intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
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            "output_tokens": 782,
            "total_tokens": 29322,
            "estimated_cost_usd": 0.013293
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}