Provides text or voice conversational interfaces (Lex for voice, Lex for Alexa)
Powers the Alexa service
Lex provides 2 main bits of functionality:
Automatic speech recognition (ASR) - speech to text
Natural Language Understanding (NLU) - intent
Lex allows us to build voice and text understanding into our applications
It scales well, integrates with other AWS services, it is quick to deploy and it has a pay as you go pricing model
Use cases:
Chatbots
Voice Assistants
Q&A Bots
Info/Enterprise Bots
Amazon Connect
It is a contact center as a service
Requires no infrastructure in on-premises
It is omnichannel: voice and chat, incoming and outgoing
Integrates with PSTN networks for traditional voice, allowing us to accept incoming calls and make outgoing calls using the traditional cellular phone networks
Agents can connect using the internet from anywhere
AWS Connect can integrate with other services such as Lambda/Lex for additional intelligence and features
It is quick to provision, provides a pay as you go pricing. It is scalable