Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.765,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.875,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: exterior is denim\/textile with a light contrasting denim panel and deliberately frayed decorative seams, unlike typical vintage Coach glove-tanned leather construction",
        "photo 1: interior appears shiny blue synthetic fabric rather than an unlined suede-back leather interior",
        "photo 3: long silver-tone chain strap and contemporary textile construction do not match classic Coach brass-hardware silhouettes",
        "photo 5: snap closure and interior pocket are visible, but no Coach creed, wordmark, carriage, or style identifier is present",
        "photo 6: back panel is fabric\/textile and lacks any visible Coach branding",
        "photo 2, photo 3, photo 6: body is blue denim textile with frayed contrast panel, not glove-tanned cowhide",
        "photo 1, photo 5: shiny royal-blue satin-like polyester lining, not unlined suede",
        "photo 5: silver-tone magnetic snap closure, not solid brass turnlock",
        "photo 3, photo 4: thin silver-tone chain crossbody strap, not brass dogleash\/lobster or leather buckle-adjust strap",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 1: no close-up identifying label or interior brand tag is provided",
        "photo 5: no zipper, hardware-stamp, or label close-ups are provided",
        "seller-stated dimensions are not provided beyond the ruler view",
        "photo 1, photo 5: no creed patch visible - request straight-on interior wall photo to confirm absence",
        "photo 5: magnetic snap engraving not legible - request close-up of hardware stamps",
        "photo 2-4, photo 6: no hangtag, wordmark, or fabric tags visible"
    ],
    "authenticity_concerns": [
        "photo 2: construction is a generic denim\/textile lookalike rather than a recognizable Coach leather or signature-canvas product",
        "photo 1: shiny synthetic-looking lining is inconsistent with most vintage Coach classic handbag construction",
        "photo 3: the decorative frayed denim design and chain arrangement provide no Coach-specific identifiers"
    ],
    "possible_model_reasoning": [
        "photo 2: silhouette is a small structured flap handbag with a top handle, but it does not correspond to a recognizable Coach model from the visible construction.",
        "photo 1: no creed or other identifier is visible; the lining and textile materials strongly favor a modern non-Coach bag.",
        "Condition: Good; photos show intact overall structure but substantial intentional fraying and no complete bottom or hardware-detail documentation.",
        "Small structured top-handle flap bag with chain does not match any classic glove-tanned Coach catalog style (City Bag, Willis, Court, Station, Dinky) in material, closure, lining or hardware",
        "Construction (denim body, polyester satin lining, nickel magnetic snap, chain strap) points to modern fast-fashion, not 1970s-1990s Coach",
        "Condition: Good to Very Good as fashion bag; denim exterior looks clean (photo 2, photo 6), interior satin clean (photo 1, photo 5), no basis for Coach condition premium"
    ],
    "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 5: silver-tone chain strap, snap closure, and small metal strap attachment hardware; no legible brand stamps",
        "leather_description": "photo 2: blue denim\/textile exterior; leather is not visible",
        "lining_description": "photo 1 and photo 5: shiny blue synthetic-looking fabric lining with an interior slip pocket",
        "strap_construction": "photo 2 and photo 3: sewn textile top handle plus detachable-looking silver-tone chain shoulder strap",
        "stitching_description": "photo 2 and photo 6: visible machine stitching around textile panels; frayed textile strips are used decoratively along the front seams"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: exterior is denim\/textile with a light contrasting denim panel and deliberately frayed decorative seams, unlike typical vintage Coach glove-tanned leather construction",
                    "photo 1: interior appears shiny blue synthetic fabric rather than an unlined suede-back leather interior",
                    "photo 3: long silver-tone chain strap and contemporary textile construction do not match classic Coach brass-hardware silhouettes",
                    "photo 5: snap closure and interior pocket are visible, but no Coach creed, wordmark, carriage, or style identifier is present",
                    "photo 6: back panel is fabric\/textile and lacks any visible Coach branding"
                ],
                "missing_information": [
                    "photo 1: no close-up identifying label or interior brand tag is provided",
                    "photo 5: no zipper, hardware-stamp, or label close-ups are provided",
                    "seller-stated dimensions are not provided beyond the ruler view"
                ],
                "authenticity_concerns": [
                    "photo 2: construction is a generic denim\/textile lookalike rather than a recognizable Coach leather or signature-canvas product",
                    "photo 1: shiny synthetic-looking lining is inconsistent with most vintage Coach classic handbag construction",
                    "photo 3: the decorative frayed denim design and chain arrangement provide no Coach-specific 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 5: silver-tone chain strap, snap closure, and small metal strap attachment hardware; no legible brand stamps",
                    "leather_description": "photo 2: blue denim\/textile exterior; leather is not visible",
                    "lining_description": "photo 1 and photo 5: shiny blue synthetic-looking fabric lining with an interior slip pocket",
                    "strap_construction": "photo 2 and photo 3: sewn textile top handle plus detachable-looking silver-tone chain shoulder strap",
                    "stitching_description": "photo 2 and photo 6: visible machine stitching around textile panels; frayed textile strips are used decoratively along the front seams"
                },
                "possible_model_reasoning": [
                    "photo 2: silhouette is a small structured flap handbag with a top handle, but it does not correspond to a recognizable Coach model from the visible construction.",
                    "photo 1: no creed or other identifier is visible; the lining and textile materials strongly favor a modern non-Coach bag.",
                    "Condition: Good; photos show intact overall structure but substantial intentional fraying and no complete bottom or hardware-detail documentation."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1, photo 5: no creed patch visible - request straight-on interior wall photo to confirm absence",
                    "photo 5: magnetic snap engraving not legible - request close-up of hardware stamps",
                    "photo 2-4, photo 6: no hangtag, wordmark, or fabric tags visible"
                ],
                "negative_evidence": [
                    "photo 2, photo 3, photo 6: body is blue denim textile with frayed contrast panel, not glove-tanned cowhide",
                    "photo 1, photo 5: shiny royal-blue satin-like polyester lining, not unlined suede",
                    "photo 5: silver-tone magnetic snap closure, not solid brass turnlock",
                    "photo 3, photo 4: thin silver-tone chain crossbody strap, not brass dogleash\/lobster or leather buckle-adjust strap",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone magnetic snap on flap and under-flap (photo 5) and thin silver-tone chain shoulder strap with lobster-type clips (photo 3, photo 4); no brass, no turnlock, no engraved COACH visible",
                    "leather_description": "no leather visible; light and medium blue denim\/canvas textile with frayed edges on front (photo 2, photo 3, photo 4)",
                    "lining_description": "royal-blue shiny satin\/polyester lining with slip pocket (photo 1, photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching around edges visible in photo 5 and photo 6; thread matched to denim, not diagnostic of Coach",
                    "strap_construction": "short fixed denim top handle (photo 2, photo 6) plus detachable thin silver-tone chain shoulder strap (photo 3, photo 4)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Small structured top-handle flap bag with chain does not match any classic glove-tanned Coach catalog style (City Bag, Willis, Court, Station, Dinky) in material, closure, lining or hardware",
                    "Construction (denim body, polyester satin lining, nickel magnetic snap, chain strap) points to modern fast-fashion, not 1970s-1990s Coach",
                    "Condition: Good to Very Good as fashion bag; denim exterior looks clean (photo 2, photo 6), interior satin clean (photo 1, photo 5), no basis for Coach condition premium"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17717,
            "output_tokens": 769,
            "total_tokens": 18486,
            "estimated_cost_usd": 0.008932
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18055,
            "output_tokens": 1274,
            "total_tokens": 19329,
            "estimated_cost_usd": 0.00463
        }
    ]
}