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Hands-On Chatbot Development with Alexa Skills and Amazon Lex

You're reading from   Hands-On Chatbot Development with Alexa Skills and Amazon Lex Create custom conversational and voice interfaces for your Amazon Echo devices and web platforms

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781788993487
Length 266 pages
Edition 1st Edition
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Author (1):
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Sam Williams Sam Williams
Author Profile Icon Sam Williams
Sam Williams
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Table of Contents (13) Chapters Close

Preface 1. Understanding Chatbots FREE CHAPTER 2. Getting Started with AWS and Amazon CLI 3. Creating Your First Alexa Skill 4. Connecting Your Alexa Skills to External APIs 5. Building Your First Amazon Lex Chatbot 6. Connecting a Lex Bot to DynamoDB 7. Publishing Your Chatbot to Facebook, Slack, Twilio, and HTTP 8. Improving the User Experience for Your Bots 9. Review and Continued Development 10. Other Books You May Enjoy Appendix A 1. Appendix B

Summary

This chapter has been an introduction to Amazon Lex. You've learned that Lex and Alexa are very similar in form and function, but there are a few differences in how they are built and how they work.

We can now create a Lex chatbot with intents, slots, and hardcoded responses. We can then increase the functionality by creating Lambdas to handle intent fulfillment. One advantage of Lex over Alexa is that we can use multiple Lambdas to handle different intents. To help us easily respond to Lex, we created a Lex class that maps values into the correct response format.

We used these skills to build an FAQ chatbot that gets data from S3 and uses that to generate a response.

In the next chapter we will take what we have learned in this chapter and build upon it by adding a database to our chatbot. We will use DynamoDB to store information about the chat, allowing us to...

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