Azure AI Vision

Microsoft's image analysis API for captions, tags, object detection, OCR and smart cropping.

More in Computer Vision APIs

Ultralytics YOLO

Open-source YOLO models and Python package for real-time object detection, segmentation, pose estimation and tracking.

Roboflow Inference

Open-source inference server and serverless API for running object detection, segmentation and classification models on cloud or edge devices.

OpenCV

The widely used open-source computer vision library for image processing, feature detection, video analysis and camera calibration.

API4AI

Cloud image processing APIs for object detection, brand and logo recognition, face analysis, background removal and more.

Information is summarised in our own words and may be out of date; check the vendor's site for current terms and prices. Not affiliated with Azure AI Vision. Suggest a correction.

Category	Computer Vision APIs
Authentication	API key
Pricing	Free tier
Website	https://azure.microsoft.com/en-us/products/ai-foundry/tools/vision
Docs	https://learn.microsoft.com/en-us/azure/ai-services/computer-vision/overview-image-analysis
Last checked	2026-10-14
As JSON	/api/v1/directory/azure-ai-vision.json