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LangGraph · Class

EphemeralValue

EphemeralValue is a LangGraph channel for short-lived data. It stores the value from the preceding step and clears it after use.

Last updated

Since
v1.2

Syntax

EphemeralValue(self, typ: Any, guard: bool = True)

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  • BaseChannel
  • LastValue
  • UntrackedValue
  • AnyValue
  • Topic

Source: EphemeralValue | langgraph | LangChain Reference. Checked 2026-11-03.