Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.015,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.915,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: the bag is a large soft tote with a contemporary zipper, long handles, and multiple exterior\/interior pockets rather than a recognizable vintage Coach silhouette.",
        "photo 2: the pictured material appears smooth synthetic leather, and the feature graphic identifies it as vegan leather with polyester lining.",
        "photo 2: visible hardware is modern silver-tone zipper and magnetic-button hardware, not the solid brass hardware typical of many vintage Coach classics.",
        "photo 3: the interior shows a fabric-lined, highly compartmentalized modern tote construction.",
        "photo 5: the listing uses stock\/product imagery showing multiple colorways rather than photos of the specific item.",
        "photo 1-5: large soft zip-top tote with fixed double shoulder straps, no turnlock, no brass hardware, no Coach silhouette",
        "photo 2: silver-tone zipper and magnetic snap closures, not vintage solid-brass turnlock construction",
        "photo 3: fabric-lined multi-compartment interior with key leash, inconsistent with unlined glove-tanned vintage Coach classics",
        "seller states vegan leather and polyester lining - faux\/PU material per hard rule caps coach_probability at 0.05",
        "photo 5: mass-produced new tote offered in multiple colors as catalog\/stock images, brand new condition, not vintage leather"
    ],
    "missing_information": [
        "photo 1-5: no buyer-provided photos of the actual bag, creed patch, interior label, or serial\/style tag.",
        "photo 1-5: no close-up of any brand mark, zipper pull, hardware engraving, or sewn label on the actual item.",
        "photo 1-5: no actual condition photos; the provided images are promotional product graphics.",
        "No creed patch shown (photo 1-5: no interior leather stamp visible)",
        "No Coach wordmark, hangtag, or hardware engraving shown in any photo",
        "No bottom, close-up stitching, or hardware brand marks of actual item - all images are catalog graphics"
    ],
    "authenticity_concerns": [
        "photo 2: the advertised vegan leather and polyester lining are inconsistent with the glove-tanned leather and typical construction of the vintage Coach classics this tool is intended to identify.",
        "photo 1-5: no Coach wordmark, creed, horse-and-carriage mark, or other Coach identifier is visible.",
        "photo 1-5: stock imagery and a generic unbranded modern tote strongly indicate a non-Coach lookalike or ordinary private-label product, not a vintage Coach bag."
    ],
    "possible_model_reasoning": [
        "photo 1-5: no Coach model is a reasonable match; this is a generic modern large work tote with zipper closure, magnetic front pocket, multiple compartments, and a key leash.",
        "photo 2-3: the vegan-material and polyester-lined construction place it in a modern non-Coach category rather than the vintage unlined glove-tanned Coach category.",
        "Condition: advertised brand new, but actual condition cannot be independently assessed because all images appear promotional stock photography.",
        "No Coach model fits: shape is oversized modern zip-top work tote 19x15.7in with magnetic front pocket, back zip pocket, and fabric multi-pocket interior - no catalog match in classic glove-tanned era",
        "Era reasoning: vegan material + polyester lining + magnetic snaps + new catalog images = modern (2000s+), non-Coach",
        "Condition: New per seller and catalog images; photo 1-5 show unmarked surface with no 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 2: modern silver-tone zipper hardware and round magnetic buttons are visible; no Coach engraving is visible.",
        "leather_description": "photo 1-3: seller states vegan leather, and the product graphics label the material soft vegan leather; the photos show a smooth synthetic-looking surface.",
        "lining_description": "photo 2-3: seller states polyester lining; photo 3 shows a fabric-lined, compartmentalized interior.",
        "strap_construction": "photo 1-5: long, thin attached shoulder handles\/straps are visible; no vintage Coach buckle-adjustable or detachable strap construction is shown.",
        "stitching_description": "photo 1-5: visible stitching appears machine-sewn and regular, but the promotional images do not provide sufficient detail for a close construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: the bag is a large soft tote with a contemporary zipper, long handles, and multiple exterior\/interior pockets rather than a recognizable vintage Coach silhouette.",
                    "photo 2: the pictured material appears smooth synthetic leather, and the feature graphic identifies it as vegan leather with polyester lining.",
                    "photo 2: visible hardware is modern silver-tone zipper and magnetic-button hardware, not the solid brass hardware typical of many vintage Coach classics.",
                    "photo 3: the interior shows a fabric-lined, highly compartmentalized modern tote construction.",
                    "photo 5: the listing uses stock\/product imagery showing multiple colorways rather than photos of the specific item."
                ],
                "missing_information": [
                    "photo 1-5: no buyer-provided photos of the actual bag, creed patch, interior label, or serial\/style tag.",
                    "photo 1-5: no close-up of any brand mark, zipper pull, hardware engraving, or sewn label on the actual item.",
                    "photo 1-5: no actual condition photos; the provided images are promotional product graphics."
                ],
                "authenticity_concerns": [
                    "photo 2: the advertised vegan leather and polyester lining are inconsistent with the glove-tanned leather and typical construction of the vintage Coach classics this tool is intended to identify.",
                    "photo 1-5: no Coach wordmark, creed, horse-and-carriage mark, or other Coach identifier is visible.",
                    "photo 1-5: stock imagery and a generic unbranded modern tote strongly indicate a non-Coach lookalike or ordinary private-label product, not a vintage Coach bag."
                ],
                "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: modern silver-tone zipper hardware and round magnetic buttons are visible; no Coach engraving is visible.",
                    "leather_description": "photo 1-3: seller states vegan leather, and the product graphics label the material soft vegan leather; the photos show a smooth synthetic-looking surface.",
                    "lining_description": "photo 2-3: seller states polyester lining; photo 3 shows a fabric-lined, compartmentalized interior.",
                    "strap_construction": "photo 1-5: long, thin attached shoulder handles\/straps are visible; no vintage Coach buckle-adjustable or detachable strap construction is shown.",
                    "stitching_description": "photo 1-5: visible stitching appears machine-sewn and regular, but the promotional images do not provide sufficient detail for a close construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1-5: no Coach model is a reasonable match; this is a generic modern large work tote with zipper closure, magnetic front pocket, multiple compartments, and a key leash.",
                    "photo 2-3: the vegan-material and polyester-lined construction place it in a modern non-Coach category rather than the vintage unlined glove-tanned Coach category.",
                    "Condition: advertised brand new, but actual condition cannot be independently assessed because all images appear promotional stock photography."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "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": 10,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No creed patch shown (photo 1-5: no interior leather stamp visible)",
                    "No Coach wordmark, hangtag, or hardware engraving shown in any photo",
                    "No bottom, close-up stitching, or hardware brand marks of actual item - all images are catalog graphics"
                ],
                "negative_evidence": [
                    "photo 1-5: large soft zip-top tote with fixed double shoulder straps, no turnlock, no brass hardware, no Coach silhouette",
                    "photo 2: silver-tone zipper and magnetic snap closures, not vintage solid-brass turnlock construction",
                    "photo 3: fabric-lined multi-compartment interior with key leash, inconsistent with unlined glove-tanned vintage Coach classics",
                    "seller states vegan leather and polyester lining - faux\/PU material per hard rule caps coach_probability at 0.05",
                    "photo 5: mass-produced new tote offered in multiple colors as catalog\/stock images, brand new condition, not vintage leather"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper and magnetic snaps visible in photo 2 close-ups; no solid brass, no turnlock, no engraved marks visible",
                    "leather_description": "smooth brown faux\/vegan leather with uniform sheen, soft drape in photo 1 and photo 3; not glove-tanned full-grain cowhide",
                    "lining_description": "brown fabric\/polyester lining with multiple compartments and zip pocket visible in photo 3; not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight tone-matched stitching on exterior seam in photo 1; no detailed close-up to assess fully",
                    "strap_construction": "fixed double shoulder handles, sewn directly to body, no buckle adjustment or dogleash clips visible in photo 1 and photo 3",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: shape is oversized modern zip-top work tote 19x15.7in with magnetic front pocket, back zip pocket, and fabric multi-pocket interior - no catalog match in classic glove-tanned era",
                    "Era reasoning: vegan material + polyester lining + magnetic snaps + new catalog images = modern (2000s+), non-Coach",
                    "Condition: New per seller and catalog images; photo 1-5 show unmarked surface with no wear"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17750,
            "output_tokens": 830,
            "total_tokens": 18580,
            "estimated_cost_usd": 0.009092
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18266,
            "output_tokens": 1312,
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}