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langchain4j by langchain4j

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LangChain4j is an idiomatic, open-source Java library for building LLM-powered applications on the JVM. It offers a unified API over popular LLM providers and vector stores, and makes implementing tool calling (including MCP support), agents and RAG easy. It integrates seamlessly with enterprise Java frameworks like Quarkus and Spring Boot. Maintained by langchain4j on GitHub, where it has earned 12,790 stars from the community.
langchain4j
langchain4j
Maintainer
12.8k stars
2.4k forks
113 watchers

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Java100%
Last updated2mo ago
LicenseApache-2.0

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