Update (2024-09-28)

If you want a more powerful version that utilized Amazon Bedrock, as well as tools calling and a proper vector database, check out the newer version of this Slack chatbot https://github.com/gabrielkoo/self-learning-rag-it-support-slackbot!

TLDR

This AWS & AI-powered chat bot solution costs around US$$0.009 per question only. And you may find an end-to-end tutorial on setting it up (in less than 30 minutes) at the end of this article.

Read further in my original article on Dev.to.