LangChain
OPEN SOURCEPython/JS framework for building LLM-powered applications with chains, agents, and RAG.
Free (open source)
About
LangChain is the leading open-source framework for building applications powered by large language models. Provides composable chains, agent toolkits, retrieval-augmented generation, memory, and callbacks for observability.
Features
Composable chains & agents
RAG & vector store integrations
Memory management
Tool / function calling
Multi-model support
LangSmith observability
Specifications
| Trigger Types | Programmatic / API |
| No-Code | |
| Self-Host | |
| Open Source | |
| LLM Native | |
| Starting Price | Free |
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Quick Info
Free (open source)
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