Build conversational voice and text interfaces, using the same deep learning technologies as Alexa
Companies using Amazon Lex
Amazon Lex integrates with
Why people like Amazon Lex
Add a one-liner



Lex provides the advanced deep learning functionalities of automatic speech recognition (ASR) for converting speech to text, and natural language understanding (NLU) to recognize the intent of the text, to enable you to build applications with highly engaging user experiences and lifelike conversational interactions.


Explore other Communications tools that are known for: