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Amazon Lex, the technology behind Alexa, opens up to developers

Amazon Lex, the technology powering Amazon’s virtual assistant Alexa, has exited preview, according to a report from Reuters this morning. The system, which involves natural language understanding technology combined with automatic speech recognition, was first introduced in November, at Amazon’s AWS re:Invent conference in Las Vegas.

At the time, Amazon explained how Lex can be used by developers who want to build their own conversational applications, like chatbots.

As an example, the company had demoed a tool that allowed users to book a flight using only their voice.

However, the system is not limited to working only in the chatbots you find in today’s consumer messaging apps, like Facebook Messenger (though it can be integrated with that platform). Lex can actually work in any voice or text chatbot on mobile, web or in other chat services beyond Messenger, including Slack and Twilio SMS.
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