A new version of the Computer Vision Image Analysis API is now in preview. Image Analysis 4.0 makes all image visual features available through a single endpoint. You can now perform image captioning, tagging, read(ocr), people detection, smart crops, and object detection in one API call all at once. Read(OCR) now supports 164 languages including Cyrillic, Arabic, and Hindi languages.
Additional resources:
What's new in Computer Vision
Image Analysis Overview
Image Analysis QuickStart