Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.01,
    "vintage_probability": 0.925,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.895,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.945,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 50,
    "possible_models": [],
    "positive_evidence": [
        "photo 4: interior fabric label visibly reads approximately \"MADE IN CZECHOSLOVAKIA,\" identifying a non-Coach origin.",
        "photo 1: the bag is a small beaded evening reticule with decorative beadwork, not a Coach leather handbag silhouette.",
        "photos 1-6: extensive glass-bead construction, textile lining, cord drawstring, and plastic or composite rings are inconsistent with vintage Coach construction."
    ],
    "negative_evidence": [
        "photo 1: no Coach wordmark, horse-and-carriage, leather hangtag, or Coach-style leather construction is visible.",
        "photo 4: the interior is fabric-lined and includes a Czechoslovakia country label, rather than a Coach creed patch.",
        "photos 1-3: the bag has glass-bead mesh and an Art Deco-style floral motif; Coach's vintage catalog does not match this construction or form.",
        "photo 4: drawstring closure and ring hardware are visible instead of a Coach turnlock or classic leather closure.",
        "photo 1-3: small glass-bead reticule body, no leather, no brass hardware",
        "photo 1-3: all-over beadwork construction, excluded material per triage - beads",
        "photo 4-5: fabric lining and plastic\/celluloid rings, no creed patch, no COACH wordmark",
        "photo 5: interior fabric tag reads MADE IN CZECHOSLOVAKIA, inconsistent with any Coach origin",
        "photo 1-6: no turnlock, no hangtag, no solid-brass hardware, no glove-tanned leather"
    ],
    "missing_information": [
        "photo 4: the country label is visible, but a sharper close-up could confirm the complete wording and label construction.",
        "photo 4: interior bottom and any maker marks beyond the visible country label are not shown.",
        "photos 1-3: some bead loss, thread condition, and closure function would benefit from close-up photographs.",
        "Odor, storage history, and whether the drawstring operates smoothly are not determinable from photos."
    ],
    "authenticity_concerns": [
        "photos 1-4: the visible Czechoslovakia label and beaded textile construction identify a lookalike\/non-Coach evening bag, not a Coach product.",
        "photo 4: no Coach creed or serial-style number is present or visible."
    ],
    "possible_model_reasoning": [
        "The silhouette and construction are consistent with a vintage beaded evening bag or reticule, not any Coach catalog model.",
        "photo 4: the visible \"MADE IN CZECHOSLOVAKIA\" label supports a pre-1993 Central European origin, but the exact manufacture date cannot be established from the photos.",
        "Condition: Good to Very Good; the bag appears largely intact but has visible loose threads\/frayed cord areas and possible bead loss or loosened beadwork (photos 1-4).",
        "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no brass turnlock",
        "Materials and origin exclude Coach: glass beads, fabric lining, cord and plastic rings, MADE IN CZECHOSLOVAKIA tag in photo 5; Coach never made beaded reticules in Czechoslovakia",
        "Silhouette is Art Deco drawstring reticule with bead tassel, ~6 inches long per ruler in photo 6, not matching any Coach catalog style",
        "Condition: Good to Very Good for age; beadwork largely intact, fabric top edge frayed and cord worn in photo 4"
    ],
    "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 1-4: decorative dark metal-toned beadwork and cream-colored ring hardware; no Coach turnlock or Coach-engraved hardware visible.",
        "leather_description": "photos 1-4: no leather body or leather trim visible; body is densely constructed from small glass beads over textile.",
        "lining_description": "photo 4: light tan woven textile lining is visible; interior has a sewn country-of-origin label.",
        "strap_construction": "photos 1 and 4: braided textile cord drawstring\/handle with cream-colored ring guides; loose\/frayed cord ends are visible.",
        "stitching_description": "photos 1-4: beadwork is mounted on textile mesh; some loose threads and irregular\/frayed areas are visible, but detailed seam stitching is not fully assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0004,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.95,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.94,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 4: interior fabric label visibly reads approximately \"MADE IN CZECHOSLOVAKIA,\" identifying a non-Coach origin.",
                    "photo 1: the bag is a small beaded evening reticule with decorative beadwork, not a Coach leather handbag silhouette.",
                    "photos 1-6: extensive glass-bead construction, textile lining, cord drawstring, and plastic or composite rings are inconsistent with vintage Coach construction."
                ],
                "negative_evidence": [
                    "photo 1: no Coach wordmark, horse-and-carriage, leather hangtag, or Coach-style leather construction is visible.",
                    "photo 4: the interior is fabric-lined and includes a Czechoslovakia country label, rather than a Coach creed patch.",
                    "photos 1-3: the bag has glass-bead mesh and an Art Deco-style floral motif; Coach's vintage catalog does not match this construction or form.",
                    "photo 4: drawstring closure and ring hardware are visible instead of a Coach turnlock or classic leather closure."
                ],
                "missing_information": [
                    "photo 4: the country label is visible, but a sharper close-up could confirm the complete wording and label construction.",
                    "photo 4: interior bottom and any maker marks beyond the visible country label are not shown.",
                    "photos 1-3: some bead loss, thread condition, and closure function would benefit from close-up photographs.",
                    "Odor, storage history, and whether the drawstring operates smoothly are not determinable from photos."
                ],
                "authenticity_concerns": [
                    "photos 1-4: the visible Czechoslovakia label and beaded textile construction identify a lookalike\/non-Coach evening bag, not a Coach product.",
                    "photo 4: no Coach creed or serial-style number is present or visible."
                ],
                "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: decorative dark metal-toned beadwork and cream-colored ring hardware; no Coach turnlock or Coach-engraved hardware visible.",
                    "leather_description": "photos 1-4: no leather body or leather trim visible; body is densely constructed from small glass beads over textile.",
                    "lining_description": "photo 4: light tan woven textile lining is visible; interior has a sewn country-of-origin label.",
                    "strap_construction": "photos 1 and 4: braided textile cord drawstring\/handle with cream-colored ring guides; loose\/frayed cord ends are visible.",
                    "stitching_description": "photos 1-4: beadwork is mounted on textile mesh; some loose threads and irregular\/frayed areas are visible, but detailed seam stitching is not fully assessable."
                },
                "possible_model_reasoning": [
                    "The silhouette and construction are consistent with a vintage beaded evening bag or reticule, not any Coach catalog model.",
                    "photo 4: the visible \"MADE IN CZECHOSLOVAKIA\" label supports a pre-1993 Central European origin, but the exact manufacture date cannot be established from the photos.",
                    "Condition: Good to Very Good; the bag appears largely intact but has visible loose threads\/frayed cord areas and possible bead loss or loosened beadwork (photos 1-4)."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "unknown",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.95,
                "missing_information": [],
                "negative_evidence": [
                    "photo 1-3: small glass-bead reticule body, no leather, no brass hardware",
                    "photo 1-3: all-over beadwork construction, excluded material per triage - beads",
                    "photo 4-5: fabric lining and plastic\/celluloid rings, no creed patch, no COACH wordmark",
                    "photo 5: interior fabric tag reads MADE IN CZECHOSLOVAKIA, inconsistent with any Coach origin",
                    "photo 1-6: no turnlock, no hangtag, no solid-brass hardware, no glove-tanned leather"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass hardware; cream plastic\/celluloid rings and twisted cord drawstring visible in photo 4-5",
                    "leather_description": "no leather visible; exterior is white\/tan glass micro-beads on fabric base in photo 1-3",
                    "lining_description": "tan woven fabric lining visible in photo 4-5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible as stitched seams; beaded construction with fabric top edge",
                    "strap_construction": "thin twisted cord drawstring closure, not a Coach leather strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Materials and origin exclude Coach: glass beads, fabric lining, cord and plastic rings, MADE IN CZECHOSLOVAKIA tag in photo 5; Coach never made beaded reticules in Czechoslovakia",
                    "Silhouette is Art Deco drawstring reticule with bead tassel, ~6 inches long per ruler in photo 6, not matching any Coach catalog style",
                    "Condition: Good to Very Good for age; beadwork largely intact, fabric top edge frayed and cord worn in photo 4"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.9
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 21345,
            "output_tokens": 923,
            "total_tokens": 22268,
            "estimated_cost_usd": 0.010753
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21849,
            "output_tokens": 1148,
            "total_tokens": 22997,
            "estimated_cost_usd": 0.005288
        }
    ]
}