Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.015,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.915,
    "recommended_max_bid": 7.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag has a large multicolor geometric printed exterior rather than a visible Coach wordmark, carriage, or recognizable vintage Coach construction.",
        "photo 1: the material appears synthetic and the listing explicitly states PU\/faux\/vegan leather.",
        "photo 3: the interior appears to have synthetic or printed lining and multiple zippered compartments, inconsistent with classic vintage Coach glove-tanned construction.",
        "photo 1: the gold-tone hardware and decorative tassel are generic; no Coach markings are visible.",
        "photo 4: the bag is shown with modern retail-style dimensions and a 9.7-inch tablet graphic, supporting a contemporary mass-market product.",
        "photo 5: the lifestyle image shows a modern fashion handbag, not identifiable vintage Coach construction.",
        "photo 1-4: premium PU \/ faux \/ vegan leather body with geometric color-block print - excluded material per triage",
        "photo 1-4: bright gold-tone plated zipper and tassel hardware, modern satchel construction, not solid brass vintage hardware",
        "photo 3: triple zip-compartment top with polyester-type lining, not unlined glove-tanned suede",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "seller text states PU leather, faux leather, vegan, polyester inner, lightweight, brand new, imported"
    ],
    "missing_information": [
        "photo 1-5: no readable creed patch, serial\/style number, country-of-origin marking, or Coach hangtag is shown.",
        "photo 1-5: no close-up of zipper pulls or hardware stamps is provided.",
        "photo 1-5: the strap and stitching are not shown closely enough for detailed construction assessment.",
        "photo 1-4: no creed patch shown - consistent with non-Coach PU bag",
        "photo 5: interior lining and pockets not clearly shown in product shots",
        "no hardware engraving close-up to check for brand marks"
    ],
    "authenticity_concerns": [
        "photo 1: synthetic PU\/faux-leather construction and generic geometric print are inconsistent with the vintage Coach population.",
        "photo 3: the multi-compartment zip design and synthetic-looking lining do not match the classic unlined glove-tanned Coach styles considered here.",
        "photo 1: no Coach identifier is visible, and the appearance is consistent with an unbranded modern lookalike rather than Coach."
    ],
    "possible_model_reasoning": [
        "No Coach model is supported: the bag's geometric printed PU construction, three zippered compartments, tassel, and modern organization are not a match for the cataloged vintage Coach silhouettes.",
        "Condition appears New or near-new based on the listing and clean stock-style photos, but actual wear and odor cannot be verified from photos.",
        "No Coach silhouette match: modern 3-zip satchel with tassels and geometric print does not match any Classic glove-tanned catalog style",
        "No hard identifiers: no creed, serial, wordmark, hangtag or Talon\/YKK brass cues in any photo",
        "Materials and construction point to modern fast-fashion: PU leather, polyester lining, plated hardware, lightweight, brand new condition",
        "Condition: New per seller; product-style photos with graphics, not vintage wear"
    ],
    "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 1-4: gold-tone zipper hardware, strap rings, feet, and a black tassel; no Coach engraving is visible.",
        "leather_description": "photo 1-4: smooth printed synthetic-looking material; seller states PU, faux leather, and vegan material.",
        "lining_description": "photo 3: light-colored interior material is visible inside the zippered compartments; it appears synthetic, but the exact fiber is not legible.",
        "strap_construction": "photo 1-2: two short top handles and a removable-looking adjustable shoulder strap are visible; detailed attachment construction is not clear.",
        "stitching_description": "photo 1-4: visible seams appear machine-stitched, but stitch quality cannot be assessed closely."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag has a large multicolor geometric printed exterior rather than a visible Coach wordmark, carriage, or recognizable vintage Coach construction.",
                    "photo 1: the material appears synthetic and the listing explicitly states PU\/faux\/vegan leather.",
                    "photo 3: the interior appears to have synthetic or printed lining and multiple zippered compartments, inconsistent with classic vintage Coach glove-tanned construction.",
                    "photo 1: the gold-tone hardware and decorative tassel are generic; no Coach markings are visible.",
                    "photo 4: the bag is shown with modern retail-style dimensions and a 9.7-inch tablet graphic, supporting a contemporary mass-market product.",
                    "photo 5: the lifestyle image shows a modern fashion handbag, not identifiable vintage Coach construction."
                ],
                "missing_information": [
                    "photo 1-5: no readable creed patch, serial\/style number, country-of-origin marking, or Coach hangtag is shown.",
                    "photo 1-5: no close-up of zipper pulls or hardware stamps is provided.",
                    "photo 1-5: the strap and stitching are not shown closely enough for detailed construction assessment."
                ],
                "authenticity_concerns": [
                    "photo 1: synthetic PU\/faux-leather construction and generic geometric print are inconsistent with the vintage Coach population.",
                    "photo 3: the multi-compartment zip design and synthetic-looking lining do not match the classic unlined glove-tanned Coach styles considered here.",
                    "photo 1: no Coach identifier is visible, and the appearance is consistent with an unbranded modern lookalike rather than Coach."
                ],
                "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 1-4: gold-tone zipper hardware, strap rings, feet, and a black tassel; no Coach engraving is visible.",
                    "leather_description": "photo 1-4: smooth printed synthetic-looking material; seller states PU, faux leather, and vegan material.",
                    "lining_description": "photo 3: light-colored interior material is visible inside the zippered compartments; it appears synthetic, but the exact fiber is not legible.",
                    "strap_construction": "photo 1-2: two short top handles and a removable-looking adjustable shoulder strap are visible; detailed attachment construction is not clear.",
                    "stitching_description": "photo 1-4: visible seams appear machine-stitched, but stitch quality cannot be assessed closely."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported: the bag's geometric printed PU construction, three zippered compartments, tassel, and modern organization are not a match for the cataloged vintage Coach silhouettes.",
                    "Condition appears New or near-new based on the listing and clean stock-style photos, but actual wear and odor cannot be verified from photos."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-4: no creed patch shown - consistent with non-Coach PU bag",
                    "photo 5: interior lining and pockets not clearly shown in product shots",
                    "no hardware engraving close-up to check for brand marks"
                ],
                "negative_evidence": [
                    "photo 1-4: premium PU \/ faux \/ vegan leather body with geometric color-block print - excluded material per triage",
                    "photo 1-4: bright gold-tone plated zipper and tassel hardware, modern satchel construction, not solid brass vintage hardware",
                    "photo 3: triple zip-compartment top with polyester-type lining, not unlined glove-tanned suede",
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "seller text states PU leather, faux leather, vegan, polyester inner, lightweight, brand new, imported"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone plated zippers with tassel pulls, D-rings and bottom studs; lightweight plated, not solid brass",
                    "leather_description": "PU \/ faux vegan leather with smooth coated finish and multicolor geometric block print",
                    "lining_description": "dark fabric lining visible in top view photo 3; seller states polyester inner material",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible in detail; uniform machine stitching at edges",
                    "strap_construction": "dual rolled top handles plus removable adjustable crossbody strap with buckle and clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette match: modern 3-zip satchel with tassels and geometric print does not match any Classic glove-tanned catalog style",
                    "No hard identifiers: no creed, serial, wordmark, hangtag or Talon\/YKK brass cues in any photo",
                    "Materials and construction point to modern fast-fashion: PU leather, polyester lining, plated hardware, lightweight, brand new condition",
                    "Condition: New per seller; product-style photos with graphics, not vintage wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17792,
            "output_tokens": 842,
            "total_tokens": 18634,
            "estimated_cost_usd": 0.009138
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18305,
            "output_tokens": 1209,
            "total_tokens": 19514,
            "estimated_cost_usd": 0.004628
        }
    ]
}