Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.89,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: the bag has a generic small zip-top satchel silhouette with braided handles and no visible Coach-specific branding.",
        "photo 3: the lining is a busy printed synthetic textile rather than a visible Coach creed or classic unlined glove-tanned interior.",
        "photo 4: the fabric label visibly states MADE IN CHINA and identifies the lining as 100% polyester.",
        "photo 1: the shiny, plated-looking ring and attachment hardware does not resemble a vintage Coach turnlock.",
        "photo 4: no creed patch, serial\/style number, Coach wordmark, or horse-and-carriage is visible.",
        "photo 4: content tag reads SHELL: 100% PU LINING: 100% POLYESTER MADE IN CHINA - faux leather and synthetic lining",
        "photo 3: printed polyester lining with equestrian chain\/bit print, not unlined glove-tanned suede",
        "photo 2: small red dome zip-top satchel with red\/black faux-snakeskin rolled handles - silhouette not matching any vintage Coach catalog style",
        "photo 1, photo 6: bright gold-tone plated zipper teeth, D-rings and pull, painted edges - not solid brass vintage hardware",
        "photo 2, photo 3, photo 6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
    ],
    "missing_information": [
        "photo 2: bottom and corner close-ups are not provided.",
        "photo 3: the interior has no clear view of all pockets or concealed labels.",
        "photo 1: no close-up of any zipper-pull or hardware engraving is provided.",
        "photo 2: seller-stated dimensions are only partially suggested by a ruler and are not fully specified.",
        "No Coach-specific views needed; PU\/polyester content tag in photo 4 already excludes Coach - only condition views (bottom corners) if bidding"
    ],
    "authenticity_concerns": [
        "photo 4: the visible China-origin and polyester lining, combined with generic construction, are inconsistent with a classic vintage Coach glove-tanned leather bag.",
        "photo 1: the decorative braided handle and plated ring hardware are lookalike\/generic construction cues rather than recognizable Coach details.",
        "photo 4: fabric content tag states SHELL: 100% PU and LINING: 100% POLYESTER - synthetic materials exclude vintage Coach glove-tanned manufacture",
        "photo 3: shiny printed polyester lining inconsistent with unlined suede interior of vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "The compact zip-top satchel shape is not sufficient to match a Coach catalog model, and no Coach identifier is visible.",
        "The China-made polyester-lined construction points to a modern generic handbag rather than a vintage Coach classic.",
        "Condition: approximately Very Good based on clean-looking exterior and seller-stated clean interior, although bottom, corners, odor, and full interior condition are not fully documented.",
        "No Coach model fits: dome zip satchel shape, PU shell, polyester lining, plated hardware and fabric content tag are inconsistent with all vintage Coach glove-tanned classics",
        "Condition: Very Good to Good; exterior red PU looks clean with no major wear in photos, interior lining looks clean per seller text and photo 3; bottom corners and handle wear not fully 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 and photo 6: gold-tone zipper teeth and small ring\/clip attachment hardware; no Coach engraving visible.",
        "leather_description": "photo 1 and photo 2: smooth red leather-like or coated synthetic exterior with dark contrasting edge trim; material cannot be confirmed as leather.",
        "lining_description": "photo 3 and photo 4: gray patterned textile lining; photo 4 visibly identifies the lining as 100% polyester.",
        "strap_construction": "photo 2: two braided red-and-dark handles attached with decorative rectangular tabs; side zipper\/strap attachment visible.",
        "stitching_description": "photo 1 and photo 2: visible machine stitching appears generally even, with contrasting dark edge piping; no distinctive Coach construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.07,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: the bag has a generic small zip-top satchel silhouette with braided handles and no visible Coach-specific branding.",
                    "photo 3: the lining is a busy printed synthetic textile rather than a visible Coach creed or classic unlined glove-tanned interior.",
                    "photo 4: the fabric label visibly states MADE IN CHINA and identifies the lining as 100% polyester.",
                    "photo 1: the shiny, plated-looking ring and attachment hardware does not resemble a vintage Coach turnlock.",
                    "photo 4: no creed patch, serial\/style number, Coach wordmark, or horse-and-carriage is visible."
                ],
                "missing_information": [
                    "photo 2: bottom and corner close-ups are not provided.",
                    "photo 3: the interior has no clear view of all pockets or concealed labels.",
                    "photo 1: no close-up of any zipper-pull or hardware engraving is provided.",
                    "photo 2: seller-stated dimensions are only partially suggested by a ruler and are not fully specified."
                ],
                "authenticity_concerns": [
                    "photo 4: the visible China-origin and polyester lining, combined with generic construction, are inconsistent with a classic vintage Coach glove-tanned leather bag.",
                    "photo 1: the decorative braided handle and plated ring hardware are lookalike\/generic construction cues rather than recognizable Coach details."
                ],
                "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 and photo 6: gold-tone zipper teeth and small ring\/clip attachment hardware; no Coach engraving visible.",
                    "leather_description": "photo 1 and photo 2: smooth red leather-like or coated synthetic exterior with dark contrasting edge trim; material cannot be confirmed as leather.",
                    "lining_description": "photo 3 and photo 4: gray patterned textile lining; photo 4 visibly identifies the lining as 100% polyester.",
                    "strap_construction": "photo 2: two braided red-and-dark handles attached with decorative rectangular tabs; side zipper\/strap attachment visible.",
                    "stitching_description": "photo 1 and photo 2: visible machine stitching appears generally even, with contrasting dark edge piping; no distinctive Coach construction is visible."
                },
                "possible_model_reasoning": [
                    "The compact zip-top satchel shape is not sufficient to match a Coach catalog model, and no Coach identifier is visible.",
                    "The China-made polyester-lined construction points to a modern generic handbag rather than a vintage Coach classic.",
                    "Condition: approximately Very Good based on clean-looking exterior and seller-stated clean interior, although bottom, corners, odor, and full interior condition are not fully documented."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 4: fabric content tag states SHELL: 100% PU and LINING: 100% POLYESTER - synthetic materials exclude vintage Coach glove-tanned manufacture",
                    "photo 3: shiny printed polyester lining inconsistent with unlined suede interior of vintage Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach-specific views needed; PU\/polyester content tag in photo 4 already excludes Coach - only condition views (bottom corners) if bidding"
                ],
                "negative_evidence": [
                    "photo 4: content tag reads SHELL: 100% PU LINING: 100% POLYESTER MADE IN CHINA - faux leather and synthetic lining",
                    "photo 3: printed polyester lining with equestrian chain\/bit print, not unlined glove-tanned suede",
                    "photo 2: small red dome zip-top satchel with red\/black faux-snakeskin rolled handles - silhouette not matching any vintage Coach catalog style",
                    "photo 1, photo 6: bright gold-tone plated zipper teeth, D-rings and pull, painted edges - not solid brass vintage hardware",
                    "photo 2, photo 3, photo 6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated zipper teeth and D-rings, rectangular zipper pull; not solid brass, not vintage turnlock geometry",
                    "leather_description": "smooth red faux leather (PU per content tag) with red\/black faux-snakeskin trim on handles and side tabs; edge-painted, uniform coated look",
                    "lining_description": "brown\/taupe printed polyester with equestrian chain, bit and strap motif (photo 3)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even machine stitching around edges, thread matched to red body",
                    "strap_construction": "dual short rolled top handles in red\/black faux-snakeskin, attached via rectangular leather tabs; small side D-ring for detachable strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: dome zip satchel shape, PU shell, polyester lining, plated hardware and fabric content tag are inconsistent with all vintage Coach glove-tanned classics",
                    "Condition: Very Good to Good; exterior red PU looks clean with no major wear in photos, interior lining looks clean per seller text and photo 3; bottom corners and handle wear not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 782,
            "total_tokens": 18492,
            "estimated_cost_usd": 0.008961
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18046,
            "output_tokens": 1443,
            "total_tokens": 19489,
            "estimated_cost_usd": 0.004764
        }
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}