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LangGraph · Class

BaseStore

BaseStore is the common interface for persistent key-value stores in LangGraph. It supports namespaced memory and may support search, filtering, pagination, and expiration depending on the implementation.

Last updated

Since
v1.5

Syntax

class BaseStore

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

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  • InMemoryStore
  • get
  • put
  • delete
  • search
  • batch
  • abatch
  • supports_ttl

Source: BaseStore | @langchain/langgraph | LangChain Reference. Checked 2026-11-03.