Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.55,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.88,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small beaded evening clutch\/handbag with a rectangular silhouette.",
        "photo 4: Interior opening and zipper construction are visible."
    ],
    "negative_evidence": [
        "photo 1: Exterior is densely bead-covered rather than Coach's typical leather, suede, or documented signature canvas.",
        "photo 4: Interior appears to be shiny synthetic fabric, not a visible Coach leather or suede construction.",
        "photos 1-6: No legible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photos 1-6: The beaded mod design and zipper clutch format do not provide a recognizable Coach model match.",
        "photo 1-4: body is all-over black glass beading, not glove-tanned cowhide",
        "photo 5: interior is black satin-like synthetic lining, not unlined suede",
        "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 1-5: no solid-brass turnlock, no brass hardware, no leather hangtag",
        "photo 5: zip-top closure with silver-tone coil zip and ball pull, not a Coach classic turnlock\/flap construction"
    ],
    "missing_information": [
        "photo 4: Interior label or maker's tag is not shown clearly; request a close-up of all interior seams and pockets.",
        "photos 1-6: Back, bottom, zipper pull, and any frame hardware are not shown in dedicated close-ups.",
        "photo 4: Request a close-up of the lining label, if any, and the full interior.",
        "no brand label or tag close-up shown, but no Coach creed expected on this construction",
        "back and bottom views are near-duplicates of front; no further Coach ID photos would change assessment"
    ],
    "authenticity_concerns": [
        "photos 1-6: No Coach identifiers are visible, and the beadwork\/synthetic-lined construction is inconsistent with the classic leather Coach handbag population.",
        "photos 1-6: This appears more likely to be an unbranded vintage beaded evening bag than a Coach product.",
        "photo 1-5: all-over glass-bead textile body is inconsistent with Coach vintage glove-tanned leather program",
        "photo 5: satin-like synthetic lining and small coil zip inconsistent with unlined Coach classics"
    ],
    "possible_model_reasoning": [
        "photos 1-6: No Coach model is appropriate because the bag lacks visible Coach identifiers and does not match the catalog's principal Coach handbag constructions.",
        "photos 1-6: The seller's title describes a vintage black beaded mod clutch, which is consistent with the visible item but is unverified seller text.",
        "Condition: Good; bead coverage appears generally intact in the visible views, though the bottom, back, hardware, and full interior are not sufficiently shown.",
        "Beaded zip clutch ~6 in wide per tape in photo 4 does not match any Coach catalog silhouette in 4.2 or 4.3",
        "Materials (beads, satin lining, plated zip) point to generic evening bag per S1 triage, not Coach leather program",
        "Condition: Good to Very Good; beading appears largely intact in photos 1-4, interior lining intact in photo 5, no close-up of bead loss"
    ],
    "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": "photos 1-4: Small zipper closure with bead-trimmed edges is visible; no Coach-branded hardware is visible.",
        "leather_description": "photos 1-6: No leather exterior is visible; exterior is densely covered with black and metallic beads.",
        "lining_description": "photo 4: Shiny dark synthetic-looking fabric lining is visible; no label is legible.",
        "strap_construction": "no strap visible; clutch \/ pouch format",
        "stitching_description": "photos 1-4: Beadwork and edge seams are visible, but stitching details are too limited to assess fully."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0068,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.75,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small beaded evening clutch\/handbag with a rectangular silhouette.",
                    "photo 4: Interior opening and zipper construction are visible."
                ],
                "negative_evidence": [
                    "photo 1: Exterior is densely bead-covered rather than Coach's typical leather, suede, or documented signature canvas.",
                    "photo 4: Interior appears to be shiny synthetic fabric, not a visible Coach leather or suede construction.",
                    "photos 1-6: No legible Coach wordmark, horse-and-carriage emblem, creed patch, serial\/style number, or Coach hangtag is visible.",
                    "photos 1-6: The beaded mod design and zipper clutch format do not provide a recognizable Coach model match."
                ],
                "missing_information": [
                    "photo 4: Interior label or maker's tag is not shown clearly; request a close-up of all interior seams and pockets.",
                    "photos 1-6: Back, bottom, zipper pull, and any frame hardware are not shown in dedicated close-ups.",
                    "photo 4: Request a close-up of the lining label, if any, and the full interior."
                ],
                "authenticity_concerns": [
                    "photos 1-6: No Coach identifiers are visible, and the beadwork\/synthetic-lined construction is inconsistent with the classic leather Coach handbag population.",
                    "photos 1-6: This appears more likely to be an unbranded vintage beaded evening bag than a Coach product."
                ],
                "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 1-4: Small zipper closure with bead-trimmed edges is visible; no Coach-branded hardware is visible.",
                    "leather_description": "photos 1-6: No leather exterior is visible; exterior is densely covered with black and metallic beads.",
                    "lining_description": "photo 4: Shiny dark synthetic-looking fabric lining is visible; no label is legible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photos 1-4: Beadwork and edge seams are visible, but stitching details are too limited to assess fully."
                },
                "possible_model_reasoning": [
                    "photos 1-6: No Coach model is appropriate because the bag lacks visible Coach identifiers and does not match the catalog's principal Coach handbag constructions.",
                    "photos 1-6: The seller's title describes a vintage black beaded mod clutch, which is consistent with the visible item but is unverified seller text.",
                    "Condition: Good; bead coverage appears generally intact in the visible views, though the bottom, back, hardware, and full interior are not sufficiently shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: all-over glass-bead textile body is inconsistent with Coach vintage glove-tanned leather program",
                    "photo 5: satin-like synthetic lining and small coil zip inconsistent with unlined Coach classics"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "no brand label or tag close-up shown, but no Coach creed expected on this construction",
                    "back and bottom views are near-duplicates of front; no further Coach ID photos would change assessment"
                ],
                "negative_evidence": [
                    "photo 1-4: body is all-over black glass beading, not glove-tanned cowhide",
                    "photo 5: interior is black satin-like synthetic lining, not unlined suede",
                    "photo 1-5: no creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 1-5: no solid-brass turnlock, no brass hardware, no leather hangtag",
                    "photo 5: zip-top closure with silver-tone coil zip and ball pull, not a Coach classic turnlock\/flap construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone zipper with small ball-chain pull visible in photo 5; no brass turnlock, no branded hardware visible",
                    "leather_description": "no leather visible; exterior is black seed beads and bugle beads in scroll pattern",
                    "lining_description": "photo 5: black shiny satin-like synthetic lining with interior slip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - obscured by beading",
                    "strap_construction": "no strap visible; clutch \/ pouch format",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Beaded zip clutch ~6 in wide per tape in photo 4 does not match any Coach catalog silhouette in 4.2 or 4.3",
                    "Materials (beads, satin lining, plated zip) point to generic evening bag per S1 triage, not Coach leather program",
                    "Condition: Good to Very Good; beading appears largely intact in photos 1-4, interior lining intact in photo 5, no close-up of bead loss"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20625,
            "output_tokens": 746,
            "total_tokens": 21371,
            "estimated_cost_usd": 0.01004
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21217,
            "output_tokens": 1478,
            "total_tokens": 22695,
            "estimated_cost_usd": 0.005426
        }
    ]
}