Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.475,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.845,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small handbag or evening clutch with a shoulder chain.",
        "photo 2: A sewn interior label is present, but the text is not legible enough to identify a brand."
    ],
    "negative_evidence": [
        "photo 1: Beaded floral\/firework-style exterior and metal kiss-lock frame do not match the documented vintage Coach leather handbag construction.",
        "photo 2: Shiny satin lining and framed clutch construction provide no visible Coach-specific identifier.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, or creed patch.",
        "photo 1: body is all-over black beaded textile, not glove-tanned leather",
        "photo 1: closure is kisslock frame with ball clasp, no turnlock",
        "photo 1: thin beaded chain strap, no brass dogleash or buckle-adjust strap",
        "photo 2: black shiny satin lining, not unlined suede",
        "photo 2: interior has small fabric label, no leather creed patch visible"
    ],
    "missing_information": [
        "A sharper, straight-on photograph of the interior label.",
        "Photos of the entire interior, underside, frame hardware, and chain attachments.",
        "Any readable markings on the frame, clasp, or label.",
        "no additional Coach identifiers to check; bag construction already excludes Coach"
    ],
    "authenticity_concerns": [
        "photo 1 and photo 2: The visible construction is consistent with a generic or vintage beaded evening bag rather than a Coach handbag.",
        "photo 2: The interior label is too blurred to evaluate and does not visibly show a recognizable Coach creed or wordmark."
    ],
    "possible_model_reasoning": [
        "The bag does not resemble a catalogued Coach leather, canvas, or signature style, and no Coach identifier is visible.",
        "The beaded framed silhouette could be vintage or retro-inspired, but the photos do not establish a reliable production era.",
        "Condition cannot be fully graded because the bottom, corners, frame function, chain attachments, and full interior are not shown; visually it appears approximately Very Good to Excellent.",
        "photo 1-2 silhouette is beaded evening kisslock clutch, a category Coach did not make in glove-tanned classic lines",
        "materials (beads, satin lining, kisslock frame) are exclusionary for Coach per beads\/satin criteria",
        "no creed, wordmark, hangtag, brass turnlock, or glove-tanned leather observed",
        "Condition: seller states Excellent, photos show intact beading; full grade capped by limited views"
    ],
    "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 2: Metal kiss-lock frame with a thin chain shoulder strap; hardware markings are not visible.",
        "leather_description": "photo 1: Exterior appears textile or fabric covered with dense beadwork; leather is not visible.",
        "lining_description": "photo 2: Glossy black satin-like lining with a small sewn label; label text is not legible.",
        "strap_construction": "photo 1: Thin metal chain shoulder strap attached at the sides of the framed clutch.",
        "stitching_description": "photo 2: Some interior seam construction is visible, but stitching quality cannot be assessed reliably."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0027,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small handbag or evening clutch with a shoulder chain.",
                    "photo 2: A sewn interior label is present, but the text is not legible enough to identify a brand."
                ],
                "negative_evidence": [
                    "photo 1: Beaded floral\/firework-style exterior and metal kiss-lock frame do not match the documented vintage Coach leather handbag construction.",
                    "photo 2: Shiny satin lining and framed clutch construction provide no visible Coach-specific identifier.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, or creed patch."
                ],
                "missing_information": [
                    "A sharper, straight-on photograph of the interior label.",
                    "Photos of the entire interior, underside, frame hardware, and chain attachments.",
                    "Any readable markings on the frame, clasp, or label."
                ],
                "authenticity_concerns": [
                    "photo 1 and photo 2: The visible construction is consistent with a generic or vintage beaded evening bag rather than a Coach handbag.",
                    "photo 2: The interior label is too blurred to evaluate and does not visibly show a recognizable Coach creed or wordmark."
                ],
                "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 2: Metal kiss-lock frame with a thin chain shoulder strap; hardware markings are not visible.",
                    "leather_description": "photo 1: Exterior appears textile or fabric covered with dense beadwork; leather is not visible.",
                    "lining_description": "photo 2: Glossy black satin-like lining with a small sewn label; label text is not legible.",
                    "strap_construction": "photo 1: Thin metal chain shoulder strap attached at the sides of the framed clutch.",
                    "stitching_description": "photo 2: Some interior seam construction is visible, but stitching quality cannot be assessed reliably."
                },
                "possible_model_reasoning": [
                    "The bag does not resemble a catalogued Coach leather, canvas, or signature style, and no Coach identifier is visible.",
                    "The beaded framed silhouette could be vintage or retro-inspired, but the photos do not establish a reliable production era.",
                    "Condition cannot be fully graded because the bottom, corners, frame function, chain attachments, and full interior are not shown; visually it appears approximately Very Good to Excellent."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "no additional Coach identifiers to check; bag construction already excludes Coach"
                ],
                "negative_evidence": [
                    "photo 1: body is all-over black beaded textile, not glove-tanned leather",
                    "photo 1: closure is kisslock frame with ball clasp, no turnlock",
                    "photo 1: thin beaded chain strap, no brass dogleash or buckle-adjust strap",
                    "photo 2: black shiny satin lining, not unlined suede",
                    "photo 2: interior has small fabric label, no leather creed patch visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock frame with ball clasp; thin beaded strap chain",
                    "leather_description": "not_visible - no leather visible; exterior is black beaded fabric",
                    "lining_description": "black satin-like synthetic lining with interior slip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "thin beaded chain shoulder strap attached to frame",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "photo 1-2 silhouette is beaded evening kisslock clutch, a category Coach did not make in glove-tanned classic lines",
                    "materials (beads, satin lining, kisslock frame) are exclusionary for Coach per beads\/satin criteria",
                    "no creed, wordmark, hangtag, brass turnlock, or glove-tanned leather observed",
                    "Condition: seller states Excellent, photos show intact beading; full grade capped by limited views"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
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            "output_tokens": 856,
            "total_tokens": 16847,
            "estimated_cost_usd": 0.008451
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
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}