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Web Channels Pregel Prebuilt Remote Stream

Client Auth React Logging React Ui Server

LangGraph Checkpoint

LangGraph Checkpoint MongoDB

LangGraph Checkpoint Postgres

LangGraph Checkpoint Redis

LangGraph Checkpoint SQLite

LangGraph Checkpoint Validation

LangGraph Supervisor

LangGraph Swarm

Language

Theme

JavaScript@langchain/langgraphwebSTART

Variable●Since v1.5

START

Special reserved node name denoting the start of a graph.

Copy

START: "__start__"

Used in Docs

Build a multi-source knowledge base with routing
Checkpointers
Custom workflow
Fault tolerance
Handoffs

View source on GitHub