<ul data-eligibleForWebStory="true">LangChain4j brings modern AI capabilities to Java applications with a wide range of features.Integrations include 15+ LLM providers such as OpenAI, Google Vertex AI, Hugging Face, and more.It supports 20+ vector stores like Pinecone, Redis, Chroma, and various embedding models.LangChain4j also offers 5+ image generation models and scoring and reranking models for retrieval results.Document processing and RAG capabilities involve importing from multiple sources, smart text splitting, embedding generation, and re-ranking.AI services and tools provided by LangChain4j include a high-level LLM API, prompt templating, function calling, and text classification.The platform offers features for chat and memory management, utilities like output parsing, token counting, and Kotlin coroutine support.Multimodal support allows text and image inputs for vision-capable models.LangChain4j simplifies the development of AI-powered Java applications, including chatbots and RAG systems, within the JVM ecosystem.