Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.2,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.865,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a handbag with a structured denim body, shoulder straps, and a wooden bar-style top closure.",
        "photo 2: Decorative strawberry appliqu\u00e9s are visibly sewn to the exterior.",
        "photo 3: Bright floral and butterfly-patterned fabric lining is visible."
    ],
    "negative_evidence": [
        "photo 1: The bag is denim\/textile rather than the glove-tanned leather or Coach signature canvas typically associated with vintage Coach.",
        "photo 1: No visible Coach wordmark, horse-and-carriage emblem, leather hangtag, or recognizable Coach hardware.",
        "photo 3: The interior has a brightly printed textile lining and no visible creed patch or Coach label.",
        "photo 4: The wooden bar closure and textile construction do not match the listed vintage Coach classic construction cues.",
        "photo 5: The back is plain denim with no visible brand identifier.",
        "photo 1,4: denim \/ cotton canvas body, not glove-tanned leather",
        "photo 1,4: wood bar closure, not brass turnlock or Coach hardware",
        "photo 3: red printed cotton lining with butterflies\/flowers, not unlined suede or Coach lining",
        "photo 1,2: strawberry bandana applique decoration, not a Coach silhouette or trim",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
    ],
    "missing_information": [
        "photo 3: A closer, fully emptied interior view could confirm whether any small label or creed patch is hidden in a pocket or seam.",
        "photo 1: Close-ups of the closure and strap attachment points would better establish whether any maker's mark is present.",
        "photo 5: Bottom, side, and seam close-ups are needed for a more complete construction and condition assessment.",
        "Seller-stated dimensions and material details are not provided.",
        "creed patch close-up not shown (no patch visible in interior photo 3)",
        "hardware brand stamps \/ Made-in tag not shown",
        "bottom \/ side views and dimensions not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The textile-and-wood construction is inconsistent with the usual materials and hardware of the vintage Coach models in the reference catalog.",
        "photo 3: The printed floral lining and absence of a visible Coach identifier support a non-Coach or handmade\/novelty bag assessment.",
        "photo 1-4: no creed, wordmark, or Coach hardware observed; denim body with wood bar and applique inconsistent with Coach glove-tanned construction"
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach model is a reasonable match; the silhouette appears to be a novelty or handmade denim frame-style handbag rather than a catalog Coach leather style.",
        "photo 3: The bright textile lining and wooden closure further distinguish it from the classic unlined leather Coach bags.",
        "Condition: Very Good based on the visible exterior, with minor creasing and handling wear; interior and hidden seam condition are not fully assessable.",
        "No Coach identifiers and construction (denim, wood bar, printed lining, applique) does not match any Coach catalog style; not Coach. Condition: Very Good to Excellent based on clean denim and lining in photos 1-4, but bottom and strap wear not fully shown."
    ],
    "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: Wooden horizontal bar-style closure components are visible; no metal turnlock or branded hardware is visible.",
        "leather_description": "photo 1: Denim textile exterior is visible; no leather body or leather trim is apparent.",
        "lining_description": "photo 3: Bright red printed textile lining with floral, butterfly, and decorative motifs is visible.",
        "strap_construction": "photo 1: Wide denim textile shoulder straps appear attached at the upper sides and pass around the wooden bar area; adjustment hardware is not visible.",
        "stitching_description": "photo 2: Decorative appliqu\u00e9s have visible contrasting stitched edges; exterior seams appear machine-stitched, though fine stitch quality is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0042,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a handbag with a structured denim body, shoulder straps, and a wooden bar-style top closure.",
                    "photo 2: Decorative strawberry appliqu\u00e9s are visibly sewn to the exterior.",
                    "photo 3: Bright floral and butterfly-patterned fabric lining is visible."
                ],
                "negative_evidence": [
                    "photo 1: The bag is denim\/textile rather than the glove-tanned leather or Coach signature canvas typically associated with vintage Coach.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage emblem, leather hangtag, or recognizable Coach hardware.",
                    "photo 3: The interior has a brightly printed textile lining and no visible creed patch or Coach label.",
                    "photo 4: The wooden bar closure and textile construction do not match the listed vintage Coach classic construction cues.",
                    "photo 5: The back is plain denim with no visible brand identifier."
                ],
                "missing_information": [
                    "photo 3: A closer, fully emptied interior view could confirm whether any small label or creed patch is hidden in a pocket or seam.",
                    "photo 1: Close-ups of the closure and strap attachment points would better establish whether any maker's mark is present.",
                    "photo 5: Bottom, side, and seam close-ups are needed for a more complete construction and condition assessment.",
                    "Seller-stated dimensions and material details are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: The textile-and-wood construction is inconsistent with the usual materials and hardware of the vintage Coach models in the reference catalog.",
                    "photo 3: The printed floral lining and absence of a visible Coach identifier support a non-Coach or handmade\/novelty bag assessment."
                ],
                "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: Wooden horizontal bar-style closure components are visible; no metal turnlock or branded hardware is visible.",
                    "leather_description": "photo 1: Denim textile exterior is visible; no leather body or leather trim is apparent.",
                    "lining_description": "photo 3: Bright red printed textile lining with floral, butterfly, and decorative motifs is visible.",
                    "strap_construction": "photo 1: Wide denim textile shoulder straps appear attached at the upper sides and pass around the wooden bar area; adjustment hardware is not visible.",
                    "stitching_description": "photo 2: Decorative appliqu\u00e9s have visible contrasting stitched edges; exterior seams appear machine-stitched, though fine stitch quality is not fully assessable."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach model is a reasonable match; the silhouette appears to be a novelty or handmade denim frame-style handbag rather than a catalog Coach leather style.",
                    "photo 3: The bright textile lining and wooden closure further distinguish it from the classic unlined leather Coach bags.",
                    "Condition: Very Good based on the visible exterior, with minor creasing and handling wear; interior and hidden seam condition are not fully assessable."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: no creed, wordmark, or Coach hardware observed; denim body with wood bar and applique inconsistent with Coach glove-tanned construction"
                ],
                "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": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "creed patch close-up not shown (no patch visible in interior photo 3)",
                    "hardware brand stamps \/ Made-in tag not shown",
                    "bottom \/ side views and dimensions not shown"
                ],
                "negative_evidence": [
                    "photo 1,4: denim \/ cotton canvas body, not glove-tanned leather",
                    "photo 1,4: wood bar closure, not brass turnlock or Coach hardware",
                    "photo 3: red printed cotton lining with butterflies\/flowers, not unlined suede or Coach lining",
                    "photo 1,2: strawberry bandana applique decoration, not a Coach silhouette or trim",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "light wood-tone bar with slotted ends at top; no brass, no turnlock, no engraved marks visible",
                    "leather_description": "no leather visible; dark blue denim \/ chambray fabric body and straps",
                    "lining_description": "photo 3: red-orange cotton lining with blue\/pink butterfly and floral print",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching on denim; applique edge-stitching around strawberry patches",
                    "strap_construction": "narrow denim fabric shoulder straps looped through wood bar, knotted together",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers and construction (denim, wood bar, printed lining, applique) does not match any Coach catalog style; not Coach. Condition: Very Good to Excellent based on clean denim and lining in photos 1-4, but bottom and strap wear not fully shown."
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 27087,
            "output_tokens": 839,
            "total_tokens": 27926,
            "estimated_cost_usd": 0.012848
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 28828,
            "output_tokens": 1108,
            "total_tokens": 29936,
            "estimated_cost_usd": 0.006652
        }
    ]
}