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PythonlanggraphconstantsSTART
Attribute●Since v0.1

START

The first (maybe virtual) node in graph-style Pregel.

Copy
START = sys.intern('__start__')

Used in Docs

  • Build a custom RAG agent with LangGraph
  • Build a custom SQL agent
  • Build a multi-source knowledge base with routing
  • Custom workflow
  • Frontend
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View source on GitHub