Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.04,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.68,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.8,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather-like shoulder tote with substantial construction and multiple compartments.",
        "photo 1: pebbled leather-like exterior and matching sewn trim are visible.",
        "photo 2: overall silhouette is a genuine handbag rather than a wallet, pouch, or non-handbag item.",
        "photo 1-6: is a leather-appearing shoulder tote handbag as listed"
    ],
    "negative_evidence": [
        "photo 1: no legible COACH wordmark, horse-and-carriage mark, hangtag, or other Coach identifier is visible.",
        "photos 1-6: the plain modern tote silhouette is generic and does not closely match a distinctive catalog vintage Coach model.",
        "photos 1-6: no vintage-style brass turnlock, dogleash hardware, classic Coach hangtag, or other recognizable vintage Coach construction cue is visible.",
        "photo 1: the bright, soft pebbled finish and contemporary multi-entry tote design lean modern rather than vintage glove-tanned Coach.",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1-6: no solid brass turnlock, buckles, D-rings, or dogleash clips; straps sewn directly to body",
        "photo 1-6: soft slouchy 3-compartment hobo tote silhouette with sewn-on pointed strap overlays does not match any vintage Coach catalog style",
        "photo 1-6: thin pebbled slate-blue leather with high sheen, not matte glove-tanned cowhide with suede back",
        "photo 4: only glimpse of small gold-tone zipper, no Talon\/YKK solid brass vintage hardware"
    ],
    "missing_information": [
        "A straight-on photograph of the entire interior, including every pocket and seam.",
        "Close-up photographs of any interior leather patch, fabric tag, zipper pull, or embossed branding.",
        "Close-up photographs of the bottom, feet, hardware, and all sides.",
        "Seller-stated dimensions and a photograph showing the bag beside a ruler for scale.",
        "interior views emptied showing lining and any creed patch or fabric tags not shown",
        "creed patch straight-on close-up in raking light not shown",
        "hardware close-ups including zipper pull brand stamp not shown",
        "bottom view showing corners and feet not shown",
        "hangtag both faces and attachment not shown"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible, so the item currently reads as an unbranded or non-Coach leather tote rather than a misidentified vintage Coach bag.",
        "The modern soft pebbled tote construction cannot be reconciled with a specific vintage Coach model from the available views."
    ],
    "possible_model_reasoning": [
        "No Coach model is assigned because the coach probability is below 0.10 and no Coach identifier is visible.",
        "The three-entry tote silhouette may explain the seller's description, but it is not sufficient to identify a Coach model.",
        "Condition: apparently NWOT based on the seller's claim, but condition cannot be fully graded because the interior, bottom, and tags are not shown; visible exterior has substantial storage creasing.",
        "No Coach model fits: no turnlock closure, no brass hardware, sewn-on strap construction and soft 3-entry hobo form are inconsistent with 1970s-1990s classics and modern Coach lines",
        "No serial decode possible; no creed visible to date era",
        "Condition: appears New\/NWOT per seller with no visible wear in exterior photos, but interior, bottom and hardware 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 2: a small protruding metal-colored element is visible near the bottom center; no identifiable Coach hardware is shown.",
        "leather_description": "photos 1-6: light slate-blue, pebbled leather-like material with a soft, flexible appearance; exact material cannot be confirmed from photos.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-6: two matching fixed shoulder straps with folded and stitched attachment tabs; no detachable crossbody strap is visible.",
        "stitching_description": "photos 1-6: matching-color machine stitching appears generally even along the straps, opening, seams, and bottom perimeter."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0049,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.06,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.04,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather-like shoulder tote with substantial construction and multiple compartments.",
                    "photo 1: pebbled leather-like exterior and matching sewn trim are visible.",
                    "photo 2: overall silhouette is a genuine handbag rather than a wallet, pouch, or non-handbag item."
                ],
                "negative_evidence": [
                    "photo 1: no legible COACH wordmark, horse-and-carriage mark, hangtag, or other Coach identifier is visible.",
                    "photos 1-6: the plain modern tote silhouette is generic and does not closely match a distinctive catalog vintage Coach model.",
                    "photos 1-6: no vintage-style brass turnlock, dogleash hardware, classic Coach hangtag, or other recognizable vintage Coach construction cue is visible.",
                    "photo 1: the bright, soft pebbled finish and contemporary multi-entry tote design lean modern rather than vintage glove-tanned Coach."
                ],
                "missing_information": [
                    "A straight-on photograph of the entire interior, including every pocket and seam.",
                    "Close-up photographs of any interior leather patch, fabric tag, zipper pull, or embossed branding.",
                    "Close-up photographs of the bottom, feet, hardware, and all sides.",
                    "Seller-stated dimensions and a photograph showing the bag beside a ruler for scale."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible, so the item currently reads as an unbranded or non-Coach leather tote rather than a misidentified vintage Coach bag.",
                    "The modern soft pebbled tote construction cannot be reconciled with a specific vintage Coach model from the available views."
                ],
                "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 2: a small protruding metal-colored element is visible near the bottom center; no identifiable Coach hardware is shown.",
                    "leather_description": "photos 1-6: light slate-blue, pebbled leather-like material with a soft, flexible appearance; exact material cannot be confirmed from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-6: two matching fixed shoulder straps with folded and stitched attachment tabs; no detachable crossbody strap is visible.",
                    "stitching_description": "photos 1-6: matching-color machine stitching appears generally even along the straps, opening, seams, and bottom perimeter."
                },
                "possible_model_reasoning": [
                    "No Coach model is assigned because the coach probability is below 0.10 and no Coach identifier is visible.",
                    "The three-entry tote silhouette may explain the seller's description, but it is not sufficient to identify a Coach model.",
                    "Condition: apparently NWOT based on the seller's claim, but condition cannot be fully graded because the interior, bottom, and tags are not shown; visible exterior has substantial storage creasing."
                ],
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior views emptied showing lining and any creed patch or fabric tags not shown",
                    "creed patch straight-on close-up in raking light not shown",
                    "hardware close-ups including zipper pull brand stamp not shown",
                    "bottom view showing corners and feet not shown",
                    "hangtag both faces and attachment not shown"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1-6: no solid brass turnlock, buckles, D-rings, or dogleash clips; straps sewn directly to body",
                    "photo 1-6: soft slouchy 3-compartment hobo tote silhouette with sewn-on pointed strap overlays does not match any vintage Coach catalog style",
                    "photo 1-6: thin pebbled slate-blue leather with high sheen, not matte glove-tanned cowhide with suede back",
                    "photo 4: only glimpse of small gold-tone zipper, no Talon\/YKK solid brass vintage hardware"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no solid brass hardware visible; straps sewn directly to body; small gold-tone zipper pull glimpsed in photo 4 but brand not legible",
                    "leather_description": "photo 1-6: slate light-blue soft pebbled leather with glossy sheen, slouchy drape, thin appearance, not vintage glove-tanned",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched straight stitching at strap overlays, top binding and bottom trim visible in photos 1-6",
                    "strap_construction": "dual fixed shoulder straps sewn to body with pointed overlay tabs, not buckle-adjustable or dogleash-detachable",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-6: is a leather-appearing shoulder tote handbag as listed"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: no turnlock closure, no brass hardware, sewn-on strap construction and soft 3-entry hobo form are inconsistent with 1970s-1990s classics and modern Coach lines",
                    "No serial decode possible; no creed visible to date era",
                    "Condition: appears New\/NWOT per seller with no visible wear in exterior photos, but interior, bottom and hardware not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24731,
            "output_tokens": 899,
            "total_tokens": 25630,
            "estimated_cost_usd": 0.01205
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25645,
            "output_tokens": 1311,
            "total_tokens": 26956,
            "estimated_cost_usd": 0.006178
        }
    ]
}