With the advancement of AI technology, multimodal AI chatbots have been gaining attention, and I have also been personally studying them with great interest. As part of this, I have recently been researching how to build a private multimodal AI chatbot based on Dify and AWS Bedrock. In this article, I would like to share the information I have gathered.

This time, we introduce the theme of 'An Internal AI Chatbot Using Slack and AWS,' covering both 'practical chatbot use cases' and 'backend architecture examples' in a simple overview. ※ This article is published on the Lawson Digital Innovation technology blog.

I wanted to create a portfolio site that incorporates AI. Rather than simply providing static information, I wanted to offer a more dynamic and engaging experience by allowing AI to answer questions. My goal is to develop this website into something that can inspire and provide enjoyable experiences for visitors.

Although still in the experimental stage, I attempted to create a personal service utilizing AI, and I decided to document the process in this article. The main theme is providing web services by generating content through 'AI analysis of US stocks and investment recommendations.'

I plan to introduce the implementation of LLM and AI tools in a local environment and provide examples of how they can be used. Although there are still challenges compared to commercial AI services, I hope this will serve as an opportunity for those who felt daunted by cloud AI tools to explore the world of LLM.

Variables declared with the `using` keyword are considered resource-type variables. This allows for automatic resource cleanup before the variables go out of scope, greatly reducing the need for the tedious task of writing explicit resource cleanup code.

In this article, consider "How to make an external API to MockAPI to make software to more easier on testing, operating and maintain?"

Study about how the exception concept is designed, and what principles we should follow. Lastly, describe an example of how to integrate the exception concept into an application.

Study outlines about homomorphic encryption's definition, principle, generations, pros and cons, and available open sources.

Study deeply about garbage collection and the mechanism of how variables are handled in PHP. This series consists of 8 articles.

Presentation of a lightning talk at OZVISION, Inc.

Presentation of a study talk at OZVISION, Inc.