Vintage Coach Hunter

{
    "is_handbag_probability": 0.21,
    "coach_probability": 0.01,
    "vintage_probability": 0.01,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.905,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.96,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 17.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: item is a nylon\/polyester waist pack with an adjustable webbing belt, not a leather handbag.",
        "photo 1: visible front patch appears to read a non-Coach sports mark, including an 'R' and 'SPORT' wording; no COACH wordmark or horse-and-carriage is visible.",
        "photo 1: multiple zippered compartments, orange zipper pulls, plastic buckle hardware, and synthetic woven fabric are inconsistent with vintage Coach leather construction.",
        "photo 2: close-up shows woven synthetic material, plastic\/metal-tone utility hardware, and no Coach identifier.",
        "photo 4: rear panel is synthetic fabric with a zipper pocket and webbing strap, not a vintage Coach handbag construction.",
        "photo 1-6: woven nylon \/ polyester fanny-pack body, not glove-tanned leather",
        "photo 1-6: black plastic side-release buckle and plastic slider, not solid brass hardware",
        "photo 1-6: orange cord zip pulls and gunmetal-tone sliders, no Talon\/YKK brass or Coach stamping visible",
        "photo 1,3,5,6: orange 'R SPORT' rubber patch branding, no COACH wordmark or horse-and-carriage",
        "photo 1-6: multi-zip sport waist-pack silhouette with webbing belt strap, no vintage Coach catalog silhouette, turnlock, or hangtag"
    ],
    "missing_information": [
        "photo 1: interior lining, care labels, and any manufacturer tag are not shown, although these are unlikely to change the non-Coach assessment.",
        "photo 1: the front patch is small and partly difficult to read, but it does not visibly show COACH.",
        "Interior \/ creed close-up not shown, but not needed for Coach ID given exterior synthetic construction"
    ],
    "authenticity_concerns": [
        "photo 1: synthetic technical-fabric construction and sports branding are inconsistent with vintage Coach glove-tanned leather bags.",
        "photo 1: the item is a modern waist pack rather than a Coach handbag model."
    ],
    "possible_model_reasoning": [
        "photo 1: silhouette and construction identify a modern multi-compartment waist\/fanny pack, not a catalog Coach handbag.",
        "photo 1: no creed, serial, hangtag, or Coach wordmark is visible; the apparent 'R SPORT' patch supports a non-Coach sports accessory.",
        "Condition: appears new or unused in promotional product photos, but actual condition cannot be verified from stock-style images.",
        "Modern mass-market nylon sport waist\/fanny pack with R SPORT patch and plastic hardware matches no Coach style number; materials (nylon, plastic) exclude 1970s-1990s glove-tanned Coach per triage rule",
        "No creed patch, COACH wordmark, hangtag, turnlock, brass hardware, or leather visible in any of 6 photos",
        "Condition: New stock\/catalog-type images; no wear assessable"
    ],
    "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: plastic side-release buckle, webbing strap, utility zipper pulls, and dark metal-tone zipper hardware; no Coach-stamped hardware visible.",
        "leather_description": "photo 1: no leather visible; body appears to be woven synthetic\/nylon-like fabric.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: wide adjustable black webbing waist strap with plastic side-release buckle.",
        "stitching_description": "photo 1: visible machine stitching appears regular on the synthetic fabric; no vintage leather construction visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.12,
                "coach_probability": 0.01,
                "vintage_probability": 0.01,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.96,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: item is a nylon\/polyester waist pack with an adjustable webbing belt, not a leather handbag.",
                    "photo 1: visible front patch appears to read a non-Coach sports mark, including an 'R' and 'SPORT' wording; no COACH wordmark or horse-and-carriage is visible.",
                    "photo 1: multiple zippered compartments, orange zipper pulls, plastic buckle hardware, and synthetic woven fabric are inconsistent with vintage Coach leather construction.",
                    "photo 2: close-up shows woven synthetic material, plastic\/metal-tone utility hardware, and no Coach identifier.",
                    "photo 4: rear panel is synthetic fabric with a zipper pocket and webbing strap, not a vintage Coach handbag construction."
                ],
                "missing_information": [
                    "photo 1: interior lining, care labels, and any manufacturer tag are not shown, although these are unlikely to change the non-Coach assessment.",
                    "photo 1: the front patch is small and partly difficult to read, but it does not visibly show COACH."
                ],
                "authenticity_concerns": [
                    "photo 1: synthetic technical-fabric construction and sports branding are inconsistent with vintage Coach glove-tanned leather bags.",
                    "photo 1: the item is a modern waist pack rather than a Coach handbag model."
                ],
                "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: plastic side-release buckle, webbing strap, utility zipper pulls, and dark metal-tone zipper hardware; no Coach-stamped hardware visible.",
                    "leather_description": "photo 1: no leather visible; body appears to be woven synthetic\/nylon-like fabric.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: wide adjustable black webbing waist strap with plastic side-release buckle.",
                    "stitching_description": "photo 1: visible machine stitching appears regular on the synthetic fabric; no vintage leather construction visible."
                },
                "possible_model_reasoning": [
                    "photo 1: silhouette and construction identify a modern multi-compartment waist\/fanny pack, not a catalog Coach handbag.",
                    "photo 1: no creed, serial, hangtag, or Coach wordmark is visible; the apparent 'R SPORT' patch supports a non-Coach sports accessory.",
                    "Condition: appears new or unused in promotional product photos, but actual condition cannot be verified from stock-style images."
                ],
                "confidence": 0.97,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 20
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.3,
                "missing_information": [
                    "Interior \/ creed close-up not shown, but not needed for Coach ID given exterior synthetic construction"
                ],
                "negative_evidence": [
                    "photo 1-6: woven nylon \/ polyester fanny-pack body, not glove-tanned leather",
                    "photo 1-6: black plastic side-release buckle and plastic slider, not solid brass hardware",
                    "photo 1-6: orange cord zip pulls and gunmetal-tone sliders, no Talon\/YKK brass or Coach stamping visible",
                    "photo 1,3,5,6: orange 'R SPORT' rubber patch branding, no COACH wordmark or horse-and-carriage",
                    "photo 1-6: multi-zip sport waist-pack silhouette with webbing belt strap, no vintage Coach catalog silhouette, turnlock, or hangtag"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "black plastic side-release buckle and adjuster, dark gunmetal-tone zip sliders with orange cord pulls with black tips; no brass turnlock or brass hardware",
                    "leather_description": "no leather visible; woven water-resistant nylon\/polyester textile in black\/green\/blue\/grey",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "machine stitching in matching thread; detail not_visible in close-up",
                    "strap_construction": "wide black woven webbing waist belt with plastic side-release buckle and plastic length adjuster",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Modern mass-market nylon sport waist\/fanny pack with R SPORT patch and plastic hardware matches no Coach style number; materials (nylon, plastic) exclude 1970s-1990s glove-tanned Coach per triage rule",
                    "No creed patch, COACH wordmark, hangtag, turnlock, brass hardware, or leather visible in any of 6 photos",
                    "Condition: New stock\/catalog-type images; no wear assessable"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.01,
                "vintage_probability": 0.01
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22044,
            "output_tokens": 698,
            "total_tokens": 22742,
            "estimated_cost_usd": 0.010493
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 22832,
            "output_tokens": 1280,
            "total_tokens": 24112,
            "estimated_cost_usd": 0.00559
        }
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}