Vintage Coach Hunter

{
    "is_handbag_probability": 0.115,
    "coach_probability": 0.015,
    "vintage_probability": 0.575,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.9,
    "confidence": 0.92,
    "recommended_max_bid": 10,
    "estimated_resale_low": 15,
    "estimated_resale_high": 60,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: exterior has a repeating LV-style monogram pattern, not Coach Signature C canvas or a Coach leather construction",
        "photo 3: interior is fabric-lined and has a metal kisslock frame, with no visible Coach creed patch",
        "photo 4: interior stamp appears to contain Louis Vuitton-style wording rather than a Coach creed",
        "photo 1: metal frame construction and narrow coin-purse format do not correspond to the listed vintage Coach handbag models",
        "photo 5: hardware and interior construction are inconsistent with a classic unlined vintage Coach glove-tanned leather item",
        "photo 2: brown coated canvas with yellow LV monogram print, not Coach glove-tanned leather and not Coach Signature C pattern",
        "photo 4: interior heat stamp reads LOUIS VUITTON PARIS MADE IN FRANCE, not Coach creed",
        "photo 1, photo 3, photo 5: small kisslock coin purse silhouette, no Coach turnlock, no Coach creed patch, no Coach hangtag",
        "photo 1, photo 5, photo 6: gold-tone kisslock frame, not vintage Coach solid brass turnlock geometry"
    ],
    "missing_information": [
        "photo 4: interior stamp is not sufficiently clear for exact transcription or brand authentication",
        "No straight-on close-up of the interior stamp at higher resolution",
        "No provenance or purchase documentation",
        "No dimensions, material details, or close-up of all exterior corners and frame hardware",
        "No Coach creed patch visible - not applicable as item is LV-branded coin purse",
        "LV date code \/ interior markings not shown if LV authenticity to be assessed - request date code photo"
    ],
    "authenticity_concerns": [
        "photo 2: the item appears to imitate or represent a Louis Vuitton monogram coin purse, not a Coach product",
        "photo 4: the visible interior branding is not a Coach creed and should not be used to support Coach authenticity",
        "The listing's statement that the item was told to be authentic is seller-provided and unverified",
        "photo 2, photo 4: bag shows LOUIS VUITTON PARIS branding and LV monogram coated canvas, inconsistent with Coach manufacture",
        "seller text claims 'told this is authentic' while listing as Unbranded - brand label inconsistent with visible markings"
    ],
    "possible_model_reasoning": [
        "Not a Coach model: silhouette, monogram coated canvas, and LOUIS VUITTON PARIS stamp identify as Louis Vuitton monogram kisslock coin purse, not any vintage Coach catalog style",
        "No Coach identifiers: no creed patch, no No. serial, no COACH wordmark, no turnlock, no hangtag, no unlined glove-tanned leather",
        "Condition: Good to Very Good for small goods; exterior canvas shows wear, interior shows soiling and edge wear in photo 3, hardware tarnished in photo 1, photo 6"
    ],
    "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: gold-tone metal kisslock\/frame hardware with long internal metal closure arms; visible tarnish or surface wear on the frame",
        "leather_description": "photo 2: brown coated-canvas-like exterior with a repeating gold LV-style monogram; leather or coated trim is visible at the edges",
        "lining_description": "photo 3: brown fabric or coated lining with crosshatch texture; interior is visibly lined",
        "strap_construction": "not_visible - no strap; small kisslock coin purse",
        "stitching_description": "photos 2 and 5: perimeter stitching is visible and generally even, with some edge wear and fraying near the lower corners"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0029,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.18,
                "coach_probability": 0.01,
                "vintage_probability": 0.65,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: exterior has a repeating LV-style monogram pattern, not Coach Signature C canvas or a Coach leather construction",
                    "photo 3: interior is fabric-lined and has a metal kisslock frame, with no visible Coach creed patch",
                    "photo 4: interior stamp appears to contain Louis Vuitton-style wording rather than a Coach creed",
                    "photo 1: metal frame construction and narrow coin-purse format do not correspond to the listed vintage Coach handbag models",
                    "photo 5: hardware and interior construction are inconsistent with a classic unlined vintage Coach glove-tanned leather item"
                ],
                "missing_information": [
                    "photo 4: interior stamp is not sufficiently clear for exact transcription or brand authentication",
                    "No straight-on close-up of the interior stamp at higher resolution",
                    "No provenance or purchase documentation",
                    "No dimensions, material details, or close-up of all exterior corners and frame hardware"
                ],
                "authenticity_concerns": [
                    "photo 2: the item appears to imitate or represent a Louis Vuitton monogram coin purse, not a Coach product",
                    "photo 4: the visible interior branding is not a Coach creed and should not be used to support Coach authenticity",
                    "The listing's statement that the item was told to be authentic is seller-provided and unverified"
                ],
                "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: gold-tone metal kisslock\/frame hardware with long internal metal closure arms; visible tarnish or surface wear on the frame",
                    "leather_description": "photo 2: brown coated-canvas-like exterior with a repeating gold LV-style monogram; leather or coated trim is visible at the edges",
                    "lining_description": "photo 3: brown fabric or coated lining with crosshatch texture; interior is visibly lined",
                    "strap_construction": "not_visible",
                    "stitching_description": "photos 2 and 5: perimeter stitching is visible and generally even, with some edge wear and fraying near the lower corners"
                },
                "possible_model_reasoning": [],
                "confidence": 0.94,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 2, photo 4: bag shows LOUIS VUITTON PARIS branding and LV monogram coated canvas, inconsistent with Coach manufacture",
                    "seller text claims 'told this is authentic' while listing as Unbranded - brand label inconsistent with visible markings"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": null,
                "estimated_resale_low": null,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.05,
                "missing_information": [
                    "No Coach creed patch visible - not applicable as item is LV-branded coin purse",
                    "LV date code \/ interior markings not shown if LV authenticity to be assessed - request date code photo"
                ],
                "negative_evidence": [
                    "photo 2: brown coated canvas with yellow LV monogram print, not Coach glove-tanned leather and not Coach Signature C pattern",
                    "photo 4: interior heat stamp reads LOUIS VUITTON PARIS MADE IN FRANCE, not Coach creed",
                    "photo 1, photo 3, photo 5: small kisslock coin purse silhouette, no Coach turnlock, no Coach creed patch, no Coach hangtag",
                    "photo 1, photo 5, photo 6: gold-tone kisslock frame, not vintage Coach solid brass turnlock geometry"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock \/ clasp frame with rectangular clasp top, tarnish and wear visible in photo 1, photo 3, photo 5, photo 6",
                    "leather_description": "coated monogram canvas exterior brown with tan LV floral motif in photo 2; not glove-tanned cowhide",
                    "lining_description": "brown grained coated interior in photo 3 with centered LOUIS VUITTON PARIS stamp visible in photo 4",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching along sides visible in photo 2, photo 5; no Coach-matched thread assessment applicable",
                    "strap_construction": "not_visible - no strap; small kisslock coin purse",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Not a Coach model: silhouette, monogram coated canvas, and LOUIS VUITTON PARIS stamp identify as Louis Vuitton monogram kisslock coin purse, not any vintage Coach catalog style",
                    "No Coach identifiers: no creed patch, no No. serial, no COACH wordmark, no turnlock, no hangtag, no unlined glove-tanned leather",
                    "Condition: Good to Very Good for small goods; exterior canvas shows wear, interior shows soiling and edge wear in photo 3, hardware tarnished in photo 1, photo 6"
                ],
                "possible_models": [],
                "recommended_max_bid": null,
                "seller_misidentification_probability": 0.9,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17802,
            "output_tokens": 765,
            "total_tokens": 18567,
            "estimated_cost_usd": 0.008957
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18136,
            "output_tokens": 1772,
            "total_tokens": 19908,
            "estimated_cost_usd": 0.005045
        }
    ]
}