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Does LangChain have Persistent Memory?
YES
Own your harness, context, and memory. LangGraph is built for persistent state.
Does LangChain have Persistent Memory?
LangChain supports Persistent Memory. The AI automatically remembers important facts and preferences about you across different conversation threads over time. LangChain is an open-source agent framework (LangChain, LangGraph, Deep Agents) with 350M+ monthly downloads. Own your harness, context, and memory. LangGraph is built for persistent state.
- Tool
- 🦜 LangChain by LangChain
- Feature
- Persistent Memory · Memory & Context
- Status
- Yes, requires free plan
- Notes
- Own your harness, context, and memory. LangGraph is built for persistent state.
- Pricing
- Requires free plan.
- Source
- langchain.com
- Last verified
- 2026-09-02