Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.035,
    "vintage_probability": 0.09,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.845,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather shoulder\/hobo handbag with a usable top opening and shoulder handles.",
        "photo 1: Brown leather and careful decorative panel stitching are visible, but these are generic construction traits rather than Coach identifiers."
    ],
    "negative_evidence": [
        "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hangtag.",
        "photo 1: The prominent central woven leather panel and braided zipper pull do not correspond to the listed classic Coach silhouettes or typical Coach branding cues.",
        "photo 4: Exterior zipper hardware appears dark\/silver-toned rather than the solid brass hardware commonly associated with many vintage Coach classics.",
        "photo 5: The bag has a modern soft hobo construction with decorative woven trim, not a clearly identifiable vintage Coach model.",
        "photo 1,4,5: no turnlock, no flap, no brass hardware typical of vintage Coach classics",
        "photo 1,4: wide woven center panel and integrated cut-in shoulder straps match no Coach catalog silhouette",
        "photo 4,6: silver-tone zippers with braided leather pulls, not solid brass Talon\/YKK vintage hardware",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 5: side\/top construction with exposed side zippers inconsistent with 1970s-1990s unlined glove-tanned Coach"
    ],
    "missing_information": [
        "photo 5: Interior is only partially visible; request a fully emptied interior showing every wall and pocket.",
        "photo 5: Request a straight-on close-up of any interior leather creed patch, fabric label, or stamped tag.",
        "photo 3: Request close-ups of all zipper pulls, hardware, and any hidden exterior stamps.",
        "Request bottom, both side seams, and complete strap-attachment photos.",
        "Request seller-stated dimensions and country-of-origin information, while treating them as unverified unless visible.",
        "photo of interior lining and any interior patch \/ fabric tag to confirm no creed",
        "photo of bottom and close-up of zipper brand stamp",
        "seller-stated dimensions for scale"
    ],
    "authenticity_concerns": [
        "No Coach identifiers are visible, so the bag currently reads as a generic leather handbag rather than a Coach product.",
        "The decorative woven construction and dark zipper hardware are not sufficient evidence of Coach manufacture and do not establish a consistent Coach-era model match."
    ],
    "possible_model_reasoning": [
        "No Coach model is proposed because the visible silhouette is a generic soft hobo and no identifier or Coach-specific feature is present.",
        "photo 1: The central woven panel, decorative braided zipper pull, and soft gathered body could fit various contemporary leather handbag brands, but not a confident Coach catalog match.",
        "Condition: Good; visible creasing, surface wear, and handle-edge wear are present in photos 1, 3, and 5. Interior condition, odor, mold, and full bottom condition remain unknown.",
        "No Coach model fits: hobo with center woven panel, integrated handles, back zip pocket and side zips is not City Bag, Ergo, Soho or other catalog style",
        "Era reasoning: construction, silver zippers and soft finished leather suggest modern 2000s+ non-Coach, not NYC\/US glove-tanned era",
        "Condition: Very Good to Excellent exterior - soft creasing and light wear only (photo 1,4), no corner wear shown, interior and bottom 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: Dark\/silver-toned zipper hardware is visible; no branded hardware is legible. photo 3: A braided leather zipper pull is visible.",
        "leather_description": "photo 1: Brown, smooth-to-pebbled-looking leather with a soft, slouchy hobo body and a central woven leather inset. Surface shows creasing and uneven wear.",
        "lining_description": "photo 5: Interior is dark and not sufficiently visible to determine lining material or construction.",
        "strap_construction": "photo 1: Two attached padded shoulder handles are visible. photo 3: Handle edges and stitching are visible; no Coach-specific attachment system is shown.",
        "stitching_description": "photo 1: Visible tonal stitching around the body and woven inset appears generally even, with some irregularity at edges; no Coach-specific construction cue is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0019,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.04,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather shoulder\/hobo handbag with a usable top opening and shoulder handles.",
                    "photo 1: Brown leather and careful decorative panel stitching are visible, but these are generic construction traits rather than Coach identifiers."
                ],
                "negative_evidence": [
                    "photo 1: No visible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hangtag.",
                    "photo 1: The prominent central woven leather panel and braided zipper pull do not correspond to the listed classic Coach silhouettes or typical Coach branding cues.",
                    "photo 4: Exterior zipper hardware appears dark\/silver-toned rather than the solid brass hardware commonly associated with many vintage Coach classics.",
                    "photo 5: The bag has a modern soft hobo construction with decorative woven trim, not a clearly identifiable vintage Coach model."
                ],
                "missing_information": [
                    "photo 5: Interior is only partially visible; request a fully emptied interior showing every wall and pocket.",
                    "photo 5: Request a straight-on close-up of any interior leather creed patch, fabric label, or stamped tag.",
                    "photo 3: Request close-ups of all zipper pulls, hardware, and any hidden exterior stamps.",
                    "Request bottom, both side seams, and complete strap-attachment photos.",
                    "Request seller-stated dimensions and country-of-origin information, while treating them as unverified unless visible."
                ],
                "authenticity_concerns": [
                    "No Coach identifiers are visible, so the bag currently reads as a generic leather handbag rather than a Coach product.",
                    "The decorative woven construction and dark zipper hardware are not sufficient evidence of Coach manufacture and do not establish a consistent Coach-era model match."
                ],
                "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: Dark\/silver-toned zipper hardware is visible; no branded hardware is legible. photo 3: A braided leather zipper pull is visible.",
                    "leather_description": "photo 1: Brown, smooth-to-pebbled-looking leather with a soft, slouchy hobo body and a central woven leather inset. Surface shows creasing and uneven wear.",
                    "lining_description": "photo 5: Interior is dark and not sufficiently visible to determine lining material or construction.",
                    "strap_construction": "photo 1: Two attached padded shoulder handles are visible. photo 3: Handle edges and stitching are visible; no Coach-specific attachment system is shown.",
                    "stitching_description": "photo 1: Visible tonal stitching around the body and woven inset appears generally even, with some irregularity at edges; no Coach-specific construction cue is visible."
                },
                "possible_model_reasoning": [
                    "No Coach model is proposed because the visible silhouette is a generic soft hobo and no identifier or Coach-specific feature is present.",
                    "photo 1: The central woven panel, decorative braided zipper pull, and soft gathered body could fit various contemporary leather handbag brands, but not a confident Coach catalog match.",
                    "Condition: Good; visible creasing, surface wear, and handle-edge wear are present in photos 1, 3, and 5. Interior condition, odor, mold, and full bottom condition remain unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of interior lining and any interior patch \/ fabric tag to confirm no creed",
                    "photo of bottom and close-up of zipper brand stamp",
                    "seller-stated dimensions for scale"
                ],
                "negative_evidence": [
                    "photo 1,4,5: no turnlock, no flap, no brass hardware typical of vintage Coach classics",
                    "photo 1,4: wide woven center panel and integrated cut-in shoulder straps match no Coach catalog silhouette",
                    "photo 4,6: silver-tone zippers with braided leather pulls, not solid brass Talon\/YKK vintage hardware",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 5: side\/top construction with exposed side zippers inconsistent with 1970s-1990s unlined glove-tanned Coach"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone metal zippers on back exterior pocket and side gussets; braided tan leather zip pulls; no turnlock, no brass dogleash clips, no stamped hardware visible",
                    "leather_description": "tan\/camel smooth soft leather with sheen and slouch; central vertical woven\/braided leather strip on front; not classic matte glove-tanned with suede back",
                    "lining_description": "not_visible - interior never shown emptied",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched straight stitching along center seam, pocket and neckline; visible in photo 2 and photo 4",
                    "strap_construction": "fixed integrated shoulder straps cut as extensions of body, sewn at shoulder, no buckle adjustment or detachable clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: hobo with center woven panel, integrated handles, back zip pocket and side zips is not City Bag, Ergo, Soho or other catalog style",
                    "Era reasoning: construction, silver zippers and soft finished leather suggest modern 2000s+ non-Coach, not NYC\/US glove-tanned era",
                    "Condition: Very Good to Excellent exterior - soft creasing and light wear only (photo 1,4), no corner wear shown, interior and bottom not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.1
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33095,
            "output_tokens": 827,
            "total_tokens": 33922,
            "estimated_cost_usd": 0.015223
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35567,
            "output_tokens": 1303,
            "total_tokens": 36870,
            "estimated_cost_usd": 0.008156
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}