Pricing
Free
LangChain is completely free to use with no hidden costs.
About LangChain
LangChain is a framework for building applications with large language models and chains of prompts.
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LangChain FAQ
LangChain is a framework for building applications with LLMs, providing tools for chains, agents, and memory.
Yes, LangChain is open-source and free. LangSmith for monitoring has paid tiers.
LangChain is used for chatbots, RAG applications, agents, and any LLM-powered application.