YOLO26-S

yolo26Coming Soon

one-stage detector with CSPDarknet backbone

Parameters9.5M

GFLOPs20.7

Input Size640px

Best mAP50.3%

Licensenon-permissive

Architecture

Type

one-stage

Backbone

CSPDarknet

Neck

PAFPN

Head

NMS-Free End-to-End

Benchmark Results

Performance on COCO val2017 across different hardware configurations

Hardware	Runtime	mAP@50-95	FPS	Latency	VRAM
NVIDIA RTX 5070 Ti	PyTorch FP32	47.4%	89.7	11.2ms	122 MB
Raspberry Pi 5	PyTorch FP32	50.3%	2.3	441.8ms	-

Speed Breakdown(NVIDIA RTX 5070 Ti)

0.6ms

8.6ms

0.3ms

Preprocess

Inference

Postprocess (NMS)

anchor-freenms-freePaper: 48.6% mAP

Related Models (yolo26)

YOLO26-N YOLO26-M YOLO26-L YOLO26-X

Run any model with one line

LibreYOLO has the best catalogue of state-of-the-art detectors, all behind one MIT-licensed Python API.

from libreyolo import LibreYOLO, SAMPLE_IMAGE # LibreYOLO has the best catalogue of state-of-the-art models. model = LibreYOLO("LibreRFDETRl.pt") # RF-DETR-L (transformer flagship) results = model(SAMPLE_IMAGE, save=True) # run inference, save the annotated image # Swap in any other model, same one-line API (weights auto-download): # LibreYOLO("LibreYOLO9c.pt") # YOLO9-C # LibreYOLO("LibreYOLOXx.pt") # YOLOX-X # LibreYOLO("LibreDFINEx.pt") # D-FINE-X # LibreYOLO("LibreRTDETRr50.pt") # RT-DETR-R50