Vintage Coach Hunter

{
    "is_handbag_probability": 0.835,
    "coach_probability": 0.025,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.615,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.73,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the lot contains five assorted small bags, but none visibly shows a COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
        "photo 1: the bottom-right bag has a dark monogram-like pattern and a prominent clasp, but the pattern is not visibly Coach Signature C.",
        "photo 1: visible bags appear fashion-accessory styles with decorative studs, tassels, synthetic-looking surfaces, or patterned fabric rather than clearly identifiable vintage glove-tanned Coach leather.",
        "photo 1: five modern fast-fashion style bags\/wallets with thin synthetic straps, stud trim, tassels, contrast wristlet - no vintage Coach glove-tanned silhouette",
        "photo 1: no solid brass turnlock with vintage geometry, no brass dogleash clips, no bead-chain leather hangtag visible",
        "photo 1: materials read as faux\/PU leather and coated monogram-print canvas with silver-tone plated hardware, not unlined glove-tanned cowhide with solid brass",
        "photo 1: bottom-right black\/brown star-print mini bag with retail price tag attached and thin crossbody cord - new mass-market import cue, not Coach",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach catalog shape legible"
    ],
    "missing_information": [
        "photo 1: interiors, creed areas, fabric labels, and manufacturer tags are not shown for any bag.",
        "photo 1: close-ups of hardware, zipper pulls, hangtags, and the bottom-right bag's attached paper tag are needed.",
        "photo 1: leather composition, lining, stitching, strap construction, and condition details are not sufficiently visible.",
        "photo 1 only: single overhead group shot, no front\/back\/bottom\/interior\/creed\/hardware close-ups for any of the 5 items",
        "creed patch not shown for any bag - straight-on raking-light photo needed",
        "interior lining and pockets not shown",
        "hardware stamps \/ Made-in country \/ fabric tags not shown",
        "strap ends, buckle holes and edge finish not shown in usable detail"
    ],
    "authenticity_concerns": [
        "photo 1: no Coach identifier is visible, so the bags appear to be generic or other-brand items rather than misidentified vintage Coach.",
        "photo 1: the bottom-right patterned bag could evoke designer monogram styling, but its motif and visible clasp do not establish Coach manufacture."
    ],
    "possible_model_reasoning": [
        "photo 1: no Coach model can be reasonably matched from the visible silhouettes; the lot consists of assorted clutches and small crossbody-style bags with no visible Coach identifier.",
        "photo 1: condition appears mixed and cannot be graded reliably because interiors, bottoms, corners, and strap stress points are not shown.",
        "photo 1: the lot is best valued as assorted generic secondhand bags rather than as vintage Coach.",
        "no Coach model fits: none of the 5 items matches a Coach catalog silhouette, closure, strap attachment or material - modern embellished saddle crossbodies, zip wristlet, flap wallet and tagged monogram mini are outside Coach classic and modern lines",
        "era reasoning: synthetic materials, plated hardware, print canvas and retail tag indicate modern (2000s+) non-Coach manufacture",
        "Condition: not gradable by Coach scale - group overhead view only, no corners, edges, interior or hardware detail; appears used to new-with-tag as a lot"
    ],
    "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: assorted small metal clasps, zippers, studs, and strap clips are visible; no clearly identifiable vintage Coach brass turnlock or Coach engraving is readable.",
        "leather_description": "photo 1: several bags have leather-like or coated-looking surfaces, but material cannot be confirmed from this image.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: multiple detachable or adjustable-looking shoulder straps are visible, but attachment details are not sufficiently clear.",
        "stitching_description": "photo 1: decorative and perimeter stitching is visible on some bags, but construction quality cannot be reliably assessed."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0059,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.72,
                "coach_probability": 0.03,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the lot contains five assorted small bags, but none visibly shows a COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach construction.",
                    "photo 1: the bottom-right bag has a dark monogram-like pattern and a prominent clasp, but the pattern is not visibly Coach Signature C.",
                    "photo 1: visible bags appear fashion-accessory styles with decorative studs, tassels, synthetic-looking surfaces, or patterned fabric rather than clearly identifiable vintage glove-tanned Coach leather."
                ],
                "missing_information": [
                    "photo 1: interiors, creed areas, fabric labels, and manufacturer tags are not shown for any bag.",
                    "photo 1: close-ups of hardware, zipper pulls, hangtags, and the bottom-right bag's attached paper tag are needed.",
                    "photo 1: leather composition, lining, stitching, strap construction, and condition details are not sufficiently visible."
                ],
                "authenticity_concerns": [
                    "photo 1: no Coach identifier is visible, so the bags appear to be generic or other-brand items rather than misidentified vintage Coach.",
                    "photo 1: the bottom-right patterned bag could evoke designer monogram styling, but its motif and visible clasp do not establish Coach manufacture."
                ],
                "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: assorted small metal clasps, zippers, studs, and strap clips are visible; no clearly identifiable vintage Coach brass turnlock or Coach engraving is readable.",
                    "leather_description": "photo 1: several bags have leather-like or coated-looking surfaces, but material cannot be confirmed from this image.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: multiple detachable or adjustable-looking shoulder straps are visible, but attachment details are not sufficiently clear.",
                    "stitching_description": "photo 1: decorative and perimeter stitching is visible on some bags, but construction quality cannot be reliably assessed."
                },
                "possible_model_reasoning": [
                    "photo 1: no Coach model can be reasonably matched from the visible silhouettes; the lot consists of assorted clutches and small crossbody-style bags with no visible Coach identifier.",
                    "photo 1: condition appears mixed and cannot be graded reliably because interiors, bottoms, corners, and strap stress points are not shown.",
                    "photo 1: the lot is best valued as assorted generic secondhand bags rather than as vintage Coach."
                ],
                "confidence": 0.76,
                "recommended_max_bid": 10,
                "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": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1 only: single overhead group shot, no front\/back\/bottom\/interior\/creed\/hardware close-ups for any of the 5 items",
                    "creed patch not shown for any bag - straight-on raking-light photo needed",
                    "interior lining and pockets not shown",
                    "hardware stamps \/ Made-in country \/ fabric tags not shown",
                    "strap ends, buckle holes and edge finish not shown in usable detail"
                ],
                "negative_evidence": [
                    "photo 1: five modern fast-fashion style bags\/wallets with thin synthetic straps, stud trim, tassels, contrast wristlet - no vintage Coach glove-tanned silhouette",
                    "photo 1: no solid brass turnlock with vintage geometry, no brass dogleash clips, no bead-chain leather hangtag visible",
                    "photo 1: materials read as faux\/PU leather and coated monogram-print canvas with silver-tone plated hardware, not unlined glove-tanned cowhide with solid brass",
                    "photo 1: bottom-right black\/brown star-print mini bag with retail price tag attached and thin crossbody cord - new mass-market import cue, not Coach",
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach catalog shape legible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1 only, distant: silver-tone thin hardware, small oval wallet clasp center-right and rectangular front clasp on black mini bag; no solid brass turnlock, buckle, D-ring or dogleash detail resolvable",
                    "leather_description": "photo 1: appears to be faux\/PU and coated print materials - olive and tan saddle crossbodies with studs\/tassels, brown textured wristlet, pink\/beige wallet, black star-monogram mini bag; no glove-tanned grain or patina visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1: thin flat synthetic crossbody straps on two saddle bags, thin wristlet straps on two clutches, thin cord-like crossbody strap with retail tag on mini bag; no buckle-adjustable brass-slide or dogleash construction visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "no Coach model fits: none of the 5 items matches a Coach catalog silhouette, closure, strap attachment or material - modern embellished saddle crossbodies, zip wristlet, flap wallet and tagged monogram mini are outside Coach classic and modern lines",
                    "era reasoning: synthetic materials, plated hardware, print canvas and retail tag indicate modern (2000s+) non-Coach manufacture",
                    "Condition: not gradable by Coach scale - group overhead view only, no corners, edges, interior or hardware detail; appears used to new-with-tag as a lot"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
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            "output_tokens": 848,
            "total_tokens": 17052,
            "estimated_cost_usd": 0.008517
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16524,
            "output_tokens": 1665,
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}