Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.06,
    "confidence": 0.83,
    "recommended_max_bid": 5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: exterior appears to be glossy faux snakeskin or synthetic material, not Coach glove-tanned leather",
        "photo 3: decorative studded brown trim and large ring hardware do not match a recognizable vintage Coach construction",
        "photo 2: interior has a synthetic fabric lining and generic zipper hardware",
        "photo 6: close-up of the dark rectangular interior tag shows no legible Coach wordmark, creed, or serial number",
        "listing text states faux snakeskin, which is inconsistent with classic vintage Coach leather",
        "photo 1,3,4: faux snakeskin embossed shiny coated material, seller states Faux snakeskin",
        "photo 2: beige shiny synthetic satin lining with slip pocket and zip pocket, not unlined suede",
        "photo 2,6: interior brown leather label blank with no stamping, no creed patch visible",
        "photo 3,4: studded trim and large O-ring strap attachments not a Coach classic design",
        "photo 4,5: exterior back zipper missing slider\/pull, functional defect"
    ],
    "missing_information": [
        "photo 2: interior tag is too dark and lacks a readable brand or country marking",
        "photo 1: bottom and corner construction are not shown clearly",
        "photo 3: strap attachment and hardware backs are not shown in close-up",
        "seller-stated dimensions and any additional brand or care labels are unavailable",
        "no Coach creed patch visible in any photo - interior shown has only blank brown leather label",
        "no COACH wordmark or horse-and-carriage visible",
        "no bottom and corner close-ups to fully grade wear"
    ],
    "authenticity_concerns": [
        "photo 1: faux snakeskin and glossy synthetic finish are strong lookalike\/non-Coach indicators",
        "photo 3: oversized decorative studs, ring attachments, and generic silhouette do not correspond to a recognizable Coach model",
        "photo 2: synthetic lining and generic construction provide no Coach identifiers",
        "photo 1,3,4: faux snakeskin coated material inconsistent with vintage Coach glove-tanned leather",
        "photo 2: shiny polyester satin lining inconsistent with unlined vintage Coach classics"
    ],
    "possible_model_reasoning": [
        "The bag is clearly a handbag, but its faux snakeskin exterior, synthetic lining, studded trim, and generic ring-handle design do not fit the vintage Coach glove-tanned leather catalog.",
        "No creed, readable serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag is visible in the six photos.",
        "Condition: Good\/Fair for resale because the exterior is visibly used and the rear exterior pocket zipper is missing or damaged; interior appears intact in the available view.",
        "No Coach silhouette, creed, wordmark, hangtag, solid brass turnlock, or glove-tanned leather to support any Coach model",
        "Hobo shape with studded trim and faux-snakeskin is generic fast-fashion, not a catalog Coach style",
        "Condition: Good with defect; seller states good condition, photo 5 shows back zipper missing slider, general wear consistent with used synthetic bag"
    ],
    "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 and photo 3: gold-tone rings, rivets, and decorative studs; no visible Coach engraving; outside rear zipper is missing its pull or slider according to the listing and photos",
        "leather_description": "photo 1 and photo 5: glossy patterned faux snakeskin\/synthetic exterior with brown synthetic-looking trim",
        "lining_description": "photo 2: light beige synthetic fabric lining with interior zip pocket",
        "strap_construction": "photo 3 and photo 4: single brown strap attached through large round metal rings; strap appears padded or layered",
        "stitching_description": "photo 2 and photo 5: visible machine stitching around lining and zipper; no distinctive Coach construction visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0039,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.83,
                "seller_misidentification_probability": 0.1,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: exterior appears to be glossy faux snakeskin or synthetic material, not Coach glove-tanned leather",
                    "photo 3: decorative studded brown trim and large ring hardware do not match a recognizable vintage Coach construction",
                    "photo 2: interior has a synthetic fabric lining and generic zipper hardware",
                    "photo 6: close-up of the dark rectangular interior tag shows no legible Coach wordmark, creed, or serial number",
                    "listing text states faux snakeskin, which is inconsistent with classic vintage Coach leather"
                ],
                "missing_information": [
                    "photo 2: interior tag is too dark and lacks a readable brand or country marking",
                    "photo 1: bottom and corner construction are not shown clearly",
                    "photo 3: strap attachment and hardware backs are not shown in close-up",
                    "seller-stated dimensions and any additional brand or care labels are unavailable"
                ],
                "authenticity_concerns": [
                    "photo 1: faux snakeskin and glossy synthetic finish are strong lookalike\/non-Coach indicators",
                    "photo 3: oversized decorative studs, ring attachments, and generic silhouette do not correspond to a recognizable Coach model",
                    "photo 2: synthetic lining and generic construction provide no Coach identifiers"
                ],
                "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 and photo 3: gold-tone rings, rivets, and decorative studs; no visible Coach engraving; outside rear zipper is missing its pull or slider according to the listing and photos",
                    "leather_description": "photo 1 and photo 5: glossy patterned faux snakeskin\/synthetic exterior with brown synthetic-looking trim",
                    "lining_description": "photo 2: light beige synthetic fabric lining with interior zip pocket",
                    "strap_construction": "photo 3 and photo 4: single brown strap attached through large round metal rings; strap appears padded or layered",
                    "stitching_description": "photo 2 and photo 5: visible machine stitching around lining and zipper; no distinctive Coach construction visible"
                },
                "possible_model_reasoning": [
                    "The bag is clearly a handbag, but its faux snakeskin exterior, synthetic lining, studded trim, and generic ring-handle design do not fit the vintage Coach glove-tanned leather catalog.",
                    "No creed, readable serial\/style number, Coach wordmark, horse-and-carriage mark, or Coach hangtag is visible in the six photos.",
                    "Condition: Good\/Fair for resale because the exterior is visibly used and the rear exterior pocket zipper is missing or damaged; interior appears intact in the available view."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1,3,4: faux snakeskin coated material inconsistent with vintage Coach glove-tanned leather",
                    "photo 2: shiny polyester satin lining inconsistent with unlined vintage Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no Coach creed patch visible in any photo - interior shown has only blank brown leather label",
                    "no COACH wordmark or horse-and-carriage visible",
                    "no bottom and corner close-ups to fully grade wear"
                ],
                "negative_evidence": [
                    "photo 1,3,4: faux snakeskin embossed shiny coated material, seller states Faux snakeskin",
                    "photo 2: beige shiny synthetic satin lining with slip pocket and zip pocket, not unlined suede",
                    "photo 2,6: interior brown leather label blank with no stamping, no creed patch visible",
                    "photo 3,4: studded trim and large O-ring strap attachments not a Coach classic design",
                    "photo 4,5: exterior back zipper missing slider\/pull, functional defect"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone O-rings, round studs\/rivets on trim, zipper teeth with missing slider on back pocket",
                    "leather_description": "faux snakeskin embossed shiny coated material in beige\/brown with dark brown faux-leather trim",
                    "lining_description": "beige shiny polyester satin lining, interior slip and zip pockets visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible topstitching around trim and zipper, tone-matched, not detailed enough to assess fully",
                    "strap_construction": "single short shoulder strap in dark brown faux-leather attached via large metal O-rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette, creed, wordmark, hangtag, solid brass turnlock, or glove-tanned leather to support any Coach model",
                    "Hobo shape with studded trim and faux-snakeskin is generic fast-fashion, not a catalog Coach style",
                    "Condition: Good with defect; seller states good condition, photo 5 shows back zipper missing slider, general wear consistent with used synthetic bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17721,
            "output_tokens": 721,
            "total_tokens": 18442,
            "estimated_cost_usd": 0.008819
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18055,
            "output_tokens": 1143,
            "total_tokens": 19198,
            "estimated_cost_usd": 0.004525
        }
    ]
}