LangChain Reference home pageLangChain ReferenceLangChain Reference
  • GitHub
  • Main Docs
Deep Agents
LangChain
LangGraph
Integrations
LangSmith
LangGraph
  • Web
  • Channels
  • Pregel
  • Prebuilt
  • Remote
LangGraph SDK
  • Client
  • Auth
  • React
  • Logging
  • React Ui
  • Server
LangGraph Checkpoint
LangGraph Checkpoint MongoDB
LangGraph Checkpoint Postgres
  • Store
LangGraph Checkpoint Redis
  • Shallow
  • Store
LangGraph Checkpoint SQLite
LangGraph Checkpoint Validation
  • Cli
LangGraph API
LangGraph CLI
LangGraph CUA
  • Utils
LangGraph Supervisor
LangGraph Swarm
⌘I

LangChain Assistant

Ask a question to get started

Enter to send•Shift+Enter new line

Menu

LangGraph
WebChannelsPregelPrebuiltRemote
LangGraph SDK
ClientAuthReactLoggingReact UiServer
LangGraph Checkpoint
LangGraph Checkpoint MongoDB
LangGraph Checkpoint Postgres
Store
LangGraph Checkpoint Redis
ShallowStore
LangGraph Checkpoint SQLite
LangGraph Checkpoint Validation
Cli
LangGraph API
LangGraph CLI
LangGraph CUA
Utils
LangGraph Supervisor
LangGraph Swarm
Language
Theme
JavaScript@langchain/langgraphindexCompiledStateGraphupdateState
Method●Since v0.3

updateState

Updates the state of the graph with new values. Requires a checkpointer to be configured.

This method can be used for:

  • Implementing human-in-the-loop workflows
  • Modifying graph state during breakpoints
  • Integrating external inputs into the graph
Copy
updateState(
  inputConfig: LangGraphRunnableConfig,
  values: unknown,
  asNode: string | N
): Promise<RunnableConfig<Record<string, any>>>

Parameters

NameTypeDescription
inputConfig*LangGraphRunnableConfig

Configuration for the update

values*unknown

The values to update the state with

asNodestring | N

Optional node name to attribute the update to

View source on GitHub