Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.39,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.64,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.73,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Small structured handbag with a vintage-inspired frame silhouette and dark handle."
    ],
    "negative_evidence": [
        "photo 1: Body appears to be textile or satin-like material rather than Coach glove-tanned leather.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or leather hangtag.",
        "photo 1: The visible closure appears to be a small frame clasp rather than a recognizable Coach turnlock.",
        "photo 3: Small rectangular metal plaque is visible, but its branding is not legible and it does not visibly identify Coach.",
        "photos 1-3: Construction and silhouette do not closely match the listed vintage Coach classic models.",
        "photo 1: body is black fabric, not glove-tanned cowhide - fails Coach vintage leather test",
        "photo 1: kisslock \/ frame clasp closure, no Coach turnlock present",
        "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 1-3: no leather hangtag visible",
        "photo 1-3: fabric-covered top handles with small rings, not Coach leather strap with brass dogleash\/buckle construction"
    ],
    "missing_information": [
        "Interior and any sewn-in brand label are not shown.",
        "Close-up of the metal plaque and closure is needed.",
        "Bottom, side seams, interior lining, and any zipper or hardware markings are not shown.",
        "Material composition and country-of-origin markings are unknown.",
        "photo 1-3: interior not shown, creed patch cannot be checked",
        "photo 1-3: no creed close-up or fabric tag shown",
        "photo 3: frame plaque text illegible - need straight-on macro of maker's mark",
        "photo 1-3: bottom, side and back views not shown",
        "photo 1-3: lining material and closure detail not shown"
    ],
    "authenticity_concerns": [
        "photos 1-3: No Coach identifiers are visible; this currently appears to be a generic or other-brand vintage-style handbag rather than a Coach bag."
    ],
    "possible_model_reasoning": [
        "photo 1: The compact gathered frame-bag silhouette does not provide a reliable match to a Coach catalog model.",
        "photos 1-3: No creed, serial, Coach wordmark, or distinctive Coach construction is visible, so no Coach model can be proposed.",
        "Condition: approximately Very Good based on visible intact exterior; minor creasing and handling wrinkles are visible, while interior and bottom condition are unknown.",
        "Silhouette is a small fabric kisslock evening \/ mini handbag ~7-8 in wide per ruler in photo 2-3, not matching any catalog Coach classic glove-tanned style",
        "Construction in fabric with frame kisslock is inconsistent with 1970s-1990s Coach classics which are unlined glove-tanned leather with solid brass turnlock",
        "No hard identifiers visible in any photo to support Coach manufacture",
        "Condition: Good to Very Good exterior for fabric - no obvious tears in photos, but interior, bottom corners and odor unknown so grade capped"
    ],
    "estimated_era": "unknown",
    "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": "photos 1-3: Small gold-tone frame clasp and gold-tone attachment hardware are visible; branding is not legible.",
        "leather_description": "photos 1-3: Dark, smooth textile or satin-like body; leather is not established from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photos 1-3: Short rounded dark handle attached at both sides with small gold-tone fittings.",
        "stitching_description": "photos 1-3: Edge stitching is generally not clearly visible; gathered fabric construction is visible along the top."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0047,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.28,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Small structured handbag with a vintage-inspired frame silhouette and dark handle."
                ],
                "negative_evidence": [
                    "photo 1: Body appears to be textile or satin-like material rather than Coach glove-tanned leather.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or leather hangtag.",
                    "photo 1: The visible closure appears to be a small frame clasp rather than a recognizable Coach turnlock.",
                    "photo 3: Small rectangular metal plaque is visible, but its branding is not legible and it does not visibly identify Coach.",
                    "photos 1-3: Construction and silhouette do not closely match the listed vintage Coach classic models."
                ],
                "missing_information": [
                    "Interior and any sewn-in brand label are not shown.",
                    "Close-up of the metal plaque and closure is needed.",
                    "Bottom, side seams, interior lining, and any zipper or hardware markings are not shown.",
                    "Material composition and country-of-origin markings are unknown."
                ],
                "authenticity_concerns": [
                    "photos 1-3: No Coach identifiers are visible; this currently appears to be a generic or other-brand vintage-style handbag rather than a Coach bag."
                ],
                "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": "photos 1-3: Small gold-tone frame clasp and gold-tone attachment hardware are visible; branding is not legible.",
                    "leather_description": "photos 1-3: Dark, smooth textile or satin-like body; leather is not established from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1-3: Short rounded dark handle attached at both sides with small gold-tone fittings.",
                    "stitching_description": "photos 1-3: Edge stitching is generally not clearly visible; gathered fabric construction is visible along the top."
                },
                "possible_model_reasoning": [
                    "photo 1: The compact gathered frame-bag silhouette does not provide a reliable match to a Coach catalog model.",
                    "photos 1-3: No creed, serial, Coach wordmark, or distinctive Coach construction is visible, so no Coach model can be proposed.",
                    "Condition: approximately Very Good based on visible intact exterior; minor creasing and handling wrinkles are visible, while interior and bottom condition are unknown."
                ],
                "confidence": 0.76,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.7,
                "estimated_era": "unknown",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 1-3: interior not shown, creed patch cannot be checked",
                    "photo 1-3: no creed close-up or fabric tag shown",
                    "photo 3: frame plaque text illegible - need straight-on macro of maker's mark",
                    "photo 1-3: bottom, side and back views not shown",
                    "photo 1-3: lining material and closure detail not shown"
                ],
                "negative_evidence": [
                    "photo 1: body is black fabric, not glove-tanned cowhide - fails Coach vintage leather test",
                    "photo 1: kisslock \/ frame clasp closure, no Coach turnlock present",
                    "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 1-3: no leather hangtag visible",
                    "photo 1-3: fabric-covered top handles with small rings, not Coach leather strap with brass dogleash\/buckle construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame clasp and small handle rings; plaque on frame illegible in photo 3",
                    "leather_description": "no leather visible; black woven fabric body, gathered at frame",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "short double top handles in matching black fabric with wrapped joints, attached via small metal rings to frame",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Silhouette is a small fabric kisslock evening \/ mini handbag ~7-8 in wide per ruler in photo 2-3, not matching any catalog Coach classic glove-tanned style",
                    "Construction in fabric with frame kisslock is inconsistent with 1970s-1990s Coach classics which are unlined glove-tanned leather with solid brass turnlock",
                    "No hard identifiers visible in any photo to support Coach manufacture",
                    "Condition: Good to Very Good exterior for fabric - no obvious tears in photos, but interior, bottom corners and odor unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16381,
            "output_tokens": 714,
            "total_tokens": 17095,
            "estimated_cost_usd": 0.008266
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16688,
            "output_tokens": 1207,
            "total_tokens": 17895,
            "estimated_cost_usd": 0.004303
        }
    ]
}