# EC-Seg-S > EC-Seg-S: transformer object detector from the ECDet family. Available in LibreYOLO, the MIT-licensed open-source library (free for commercial use). - Family: ECDet (Intellindust AI Lab) - Parameters: 0.0M - GFLOPs: 0.0 - Default input size: 640px - Detection: detr · nms-free - Architecture: transformer · ECViT (compact ViT) backbone - Weight license: Apache-2.0 - Paper: https://arxiv.org/abs/2603.18739 - Original code: https://github.com/Intellindust-AI-Lab/EdgeCrafter ## Benchmarks (COCO val2017) Not yet benchmarked. ## Usage with LibreYOLO ```python from libreyolo import LibreYOLO model = LibreYOLO("LibreECs.pt") result = model("image.jpg", conf=0.25, iou=0.45) ``` Source: https://www.visionanalysis.org/model/ec-seg-s. Benchmarks produced with LibreYOLO (https://github.com/Libre-YOLO/libreyolo).