Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.05,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.05,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.8,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a structured leather shoulder\/handbag with substantial stitched construction.",
        "photo 2: Brown leather and attached handles are visible, which is compatible with many contemporary leather handbags."
    ],
    "negative_evidence": [
        "photo 1: Large decorative bow, gathered body, and bright silver-tone hardware do not resemble the classic vintage Coach silhouettes in the reference catalog.",
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, hangtag, or other Coach branding.",
        "photo 2: Hardware is silver-tone rather than the solid brass typically expected on classic vintage Coach styles.",
        "photo 3: The bag appears fabric-lined and has multiple zippered compartments, inconsistent with many classic unlined glove-tanned Coach bags.",
        "photo 4: Interior view shows lining and zippers but no clearly visible creed patch or Coach label.",
        "photo 5: Exterior construction appears fashion-bag styling rather than a recognizable Coach catalog model.",
        "photo 6: Front view still shows no Coach identifiers.",
        "photo 7: Full view supports a contemporary bow-accent handbag but provides no brand evidence.",
        "photo 1: large applied leather bow across front - no matching vintage Coach catalog silhouette",
        "photo 1, photo 2: silver-tone O-rings and dome rivets - vintage Coach classics use solid brass, not silver-tone",
        "photo 4: fully lined with light beige fabric lining - vintage Coach classics are unlined suede-back glove-tanned",
        "photo 1-6: no turnlock, no brass dogleash clips, no hangtag, no COACH wordmark or horse-and-carriage visible",
        "photo 2, photo 3: slouchy gathered hobo construction with contrast topstitching and riveted strap anchors - inconsistent with 1970s-1990s Coach construction"
    ],
    "missing_information": [
        "photo 4: A sharp, straight-on close-up of every interior wall, slip pocket, and seam area where a creed or fabric label might be located.",
        "photo 3: Close-ups of all zipper pulls and hardware for any engraved branding.",
        "photo 1: Close-up of the bottom, corners, strap attachments, and interior label area.",
        "Seller-stated dimensions, country of manufacture, and any brand markings not visible in the supplied photos.",
        "photo of interior creed patch \/ brand label close-up to confirm maker (photo 4 shows lining but no label legible)",
        "photo of hardware engravings \/ zipper-pull brand stamp",
        "photo of bottom \/ corners and strap fold points for condition grading",
        "seller-stated dimensions and material"
    ],
    "authenticity_concerns": [
        "The bag has no visible Coach identifier and its bow-focused, silver-hardware, fabric-lined construction is more consistent with an unbranded contemporary lookalike than a vintage Coach model.",
        "No visible creed or serial can be checked for consistency with the apparent era and construction."
    ],
    "possible_model_reasoning": [
        "The silhouette does not closely match a listed vintage Coach model; no catalog model is proposed.",
        "photo 4: The fabric-lined multi-compartment interior and bow\/gathered exterior suggest a modern non-Coach fashion handbag.",
        "Condition: Good; visible creasing and wrinkling throughout the leather and moderate hardware wear, with no clear structural failure shown. Interior and bottom condition are only partly documented.",
        "No Coach model matches: bow-front slouchy zip hobo with silver hardware and fabric lining does not correspond to City Bag, Willis, Court, Station, Ergo or other catalog styles",
        "No hard identifiers visible in any of 6 photos: no creed patch, no serial, no wordmark, no hangtag, no brass turnlock",
        "Construction points away from Coach: silver-tone hardware, fully fabric-lined interior, decorative bow - typical of 2000s mall \/ unbranded leather bags",
        "Condition: Good to Very Good; leather soft with creasing and slouch but no tears visible (photo 1, photo 2), lining looks intact but stained \/ marked in photo 4, bottom and strap folds not shown so 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: Silver-tone rings, rivets, and zipper hardware are visible; no branding is legible.",
        "leather_description": "photo 1: Brown, soft-looking textured leather with substantial wrinkling and gathered construction; exact leather type is not determinable.",
        "lining_description": "photo 4: Light-colored fabric lining is visible, with multiple zippered compartments; no label is legible.",
        "strap_construction": "photo 1: Two attached rolled or folded leather handles secured with rivets and silver-tone rings; a long detachable-looking strap is visible in photos 3-4.",
        "stitching_description": "photos 1-4: Contrast stitching is generally visible and appears machine-sewn; close stress-point inspection is limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.08,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.07,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a structured leather shoulder\/handbag with substantial stitched construction.",
                    "photo 2: Brown leather and attached handles are visible, which is compatible with many contemporary leather handbags."
                ],
                "negative_evidence": [
                    "photo 1: Large decorative bow, gathered body, and bright silver-tone hardware do not resemble the classic vintage Coach silhouettes in the reference catalog.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage emblem, hangtag, or other Coach branding.",
                    "photo 2: Hardware is silver-tone rather than the solid brass typically expected on classic vintage Coach styles.",
                    "photo 3: The bag appears fabric-lined and has multiple zippered compartments, inconsistent with many classic unlined glove-tanned Coach bags.",
                    "photo 4: Interior view shows lining and zippers but no clearly visible creed patch or Coach label.",
                    "photo 5: Exterior construction appears fashion-bag styling rather than a recognizable Coach catalog model.",
                    "photo 6: Front view still shows no Coach identifiers.",
                    "photo 7: Full view supports a contemporary bow-accent handbag but provides no brand evidence."
                ],
                "missing_information": [
                    "photo 4: A sharp, straight-on close-up of every interior wall, slip pocket, and seam area where a creed or fabric label might be located.",
                    "photo 3: Close-ups of all zipper pulls and hardware for any engraved branding.",
                    "photo 1: Close-up of the bottom, corners, strap attachments, and interior label area.",
                    "Seller-stated dimensions, country of manufacture, and any brand markings not visible in the supplied photos."
                ],
                "authenticity_concerns": [
                    "The bag has no visible Coach identifier and its bow-focused, silver-hardware, fabric-lined construction is more consistent with an unbranded contemporary lookalike than a vintage Coach model.",
                    "No visible creed or serial can be checked for consistency with the apparent era and construction."
                ],
                "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: Silver-tone rings, rivets, and zipper hardware are visible; no branding is legible.",
                    "leather_description": "photo 1: Brown, soft-looking textured leather with substantial wrinkling and gathered construction; exact leather type is not determinable.",
                    "lining_description": "photo 4: Light-colored fabric lining is visible, with multiple zippered compartments; no label is legible.",
                    "strap_construction": "photo 1: Two attached rolled or folded leather handles secured with rivets and silver-tone rings; a long detachable-looking strap is visible in photos 3-4.",
                    "stitching_description": "photos 1-4: Contrast stitching is generally visible and appears machine-sewn; close stress-point inspection is limited."
                },
                "possible_model_reasoning": [
                    "The silhouette does not closely match a listed vintage Coach model; no catalog model is proposed.",
                    "photo 4: The fabric-lined multi-compartment interior and bow\/gathered exterior suggest a modern non-Coach fashion handbag.",
                    "Condition: Good; visible creasing and wrinkling throughout the leather and moderate hardware wear, with no clear structural failure shown. Interior and bottom condition are only partly documented."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior creed patch \/ brand label close-up to confirm maker (photo 4 shows lining but no label legible)",
                    "photo of hardware engravings \/ zipper-pull brand stamp",
                    "photo of bottom \/ corners and strap fold points for condition grading",
                    "seller-stated dimensions and material"
                ],
                "negative_evidence": [
                    "photo 1: large applied leather bow across front - no matching vintage Coach catalog silhouette",
                    "photo 1, photo 2: silver-tone O-rings and dome rivets - vintage Coach classics use solid brass, not silver-tone",
                    "photo 4: fully lined with light beige fabric lining - vintage Coach classics are unlined suede-back glove-tanned",
                    "photo 1-6: no turnlock, no brass dogleash clips, no hangtag, no COACH wordmark or horse-and-carriage visible",
                    "photo 2, photo 3: slouchy gathered hobo construction with contrast topstitching and riveted strap anchors - inconsistent with 1970s-1990s Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone O-rings and dome rivets at strap attachments; zip-top closure; no turnlock; no COACH stamping visible",
                    "leather_description": "medium-brown soft pebbled leather with slouchy drape and sheen, gathered front with applied bow",
                    "lining_description": "light beige \/ khaki fabric lining visible in photo 4, with interior zip pocket; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast topstitching around bow, yoke and side patches; even but not Coach-matched thread style",
                    "strap_construction": "double fixed shoulder straps riveted and looped through metal O-rings, no buckle adjustment or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model matches: bow-front slouchy zip hobo with silver hardware and fabric lining does not correspond to City Bag, Willis, Court, Station, Ergo or other catalog styles",
                    "No hard identifiers visible in any of 6 photos: no creed patch, no serial, no wordmark, no hangtag, no brass turnlock",
                    "Construction points away from Coach: silver-tone hardware, fully fabric-lined interior, decorative bow - typical of 2000s mall \/ unbranded leather bags",
                    "Condition: Good to Very Good; leather soft with creasing and slouch but no tears visible (photo 1, photo 2), lining looks intact but stained \/ marked in photo 4, bottom and strap folds not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
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            "output_tokens": 893,
            "total_tokens": 29662,
            "estimated_cost_usd": 0.013651
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}