Computer Vision APIs
Image recognition, object detection and segmentation APIs and libraries.
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Computer Vision APIs
Ultralytics YOLO
Open-source YOLO models and Python package for real-time object detection, segmentation, pose estimation and tracking.
FreeNo authOpen SourceAzure AI Vision
Microsoft's image analysis API for captions, tags, object detection, OCR and smart cropping.
Free tierAPI keyRoboflow Inference
Open-source inference server and serverless API for running object detection, segmentation and classification models on cloud or edge devices.
Free tierAPI keyOpen SourceOpenCV
The widely used open-source computer vision library for image processing, feature detection, video analysis and camera calibration.
FreeNo authOpen SourceAPI4AI
Cloud image processing APIs for object detection, brand and logo recognition, face analysis, background removal and more.
Free tierAPI keySegment Anything (SAM 2)
Meta's open promptable segmentation model that cuts out objects in images and tracks them across video frames.
FreeNo authFace++
Face detection, comparison, landmark and attribute analysis APIs, plus body and image recognition endpoints.
Free tierAPI keyMediaPipe
Google's cross-platform framework of on-device vision solutions such as face, hand and pose landmarking, object detection and segmentation.
FreeNo authDetectron2
Meta's PyTorch library for object detection, instance and panoptic segmentation, and keypoint detection.
FreeNo authOpen SourceXimilar
Image recognition and visual search API with custom classifiers, fashion tagging and collectibles recognition.
Free tierAPI keyNyckel
API for training and serving custom image classification and detection models from a handful of labeled examples.
Free tierAPI keySupervision
Roboflow's open-source Python toolkit for drawing detections, counting objects, tracking and zone analytics on top of any vision model.
FreeNo authOpen SourceKornia
Differentiable computer vision library for PyTorch covering geometric transforms, augmentation, feature matching and filtering.
FreeNo authMore in AI Models & Inference
See the Group- LLM APIs70
- Model Hosting & Inference27
- Local Inference29
- GPU Cloud17
- Training & Fine-Tuning32
- Embeddings & Rerankers20
- LLM SDKs & Structured Output22
- LLM Benchmarks & Leaderboards19
- Prompt Management & Libraries33
- NLP & Text Analysis16
- OCR & Document Parsing27
- Data Labeling & Synthetic Data26
- Security & Guardrails19
- AI Content Detection & Provenance19