← ToolsAI Frameworks
LangChain
RisingWhat is LangChain?
Open-source framework for building applications powered by large language models. Includes LangSmith for debugging and monitoring LLM apps.
Heat Score61
Heat score updated May 7, 2026
+477d
+4330d
High momentum
See how LangChain fits your stack — run an A.R.C. audit.
Signal analysis
LangChain is in a rising phase with strong momentum (score: 61). Up 47 pts just this week. Rising tools in the AI Frameworks space are typically in their high-growth window — active development, growing integrations, and a community that's generating real content around them.Pricing
freemiumOpen Source | Free trial: Yes
Frequently evaluated together
Builders looking at LangChain are also tracking these AI Frameworks tools right now.
LangChain appears in
Free Stack Audit
Is LangChain pulling its weight? Run a Stack Integrity Audit to see how it scores against your goals.
Audit My Stack →