ASR as a Service provides automatic speech recognition in real time, powered by Nuanceā€™s Krypton engine. It works with Nuance data packs in many languages, and optionally uses domain language models and wordsets for custom recognition.

About Nuance's real-time speech recognition service

Introduces the recognition engine and APIs.

ASR essentials

Overview of essential concepts, including audio formats, results, and resources.

Prerequisites from Mix

Describes what you need from Mix before developing client applications.

Version 1

Recognizer gRPC API version 1.