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Mar 7, 2026 · Artificial Intelligence

LangChain4j Quick-Start: Build AI Apps with Java in Minutes

This article provides a step‑by‑step guide to quickly set up LangChain4j, configure API keys, call LLM models, use structured outputs, function calling, and chat memory, and demonstrates three hands‑on projects—smart assistant, document summarizer, and code generator—plus FAQs and resources.