Java Meets AI: How to build LLM-Powered Applications with LangChain4j by Lize Raes

Use LLMs in Java applications

• LangChain4j library makes it easy to interact with LLMs
• Can use LLMs in Java applications with minimal code changes

Setting up LLMs in Java

• Use LangChain4j to set up LLMs in Java applications
• Can use any type of model, including image models

Embedding models

• LLMs can be used for embedding models
• Can retrieve similar vectors with similar meaning

Chat applications

• Can use LLMs to create chat applications
• Can respond to user input and provide relevant output

Integration with Quarkus and Spring Boot

• LangChain4j has integrations with Quarkus and Spring Boot
• Can use LLMs in Quarkus and Spring Boot applications

Open-source and community-driven

• LangChain4j is open-source and community-driven
• Can contribute to the project and get involved in the community

Use cases for LLMs

• Can use LLMs for sentiment analysis, language translation, and more
• Can use LLMs in various industries, including healthcare and finance