aafter_agent() — langchain Function Reference

Architecture documentation for the aafter_agent() function in types.py from the langchain codebase.

Function python LangChainCore ApiManagement

Entity Profile

LangChainCore→ ApiManagement→ aafter_agent() — langchain Function Reference

Dependency Diagram

graph TD
  0ff97c55_d054_1e4c_9076_eb9cd30bef3f["aafter_agent()"]
  949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e["AgentMiddleware"]
  0ff97c55_d054_1e4c_9076_eb9cd30bef3f -->|defined in| 949c7cf4_56fe_f3b4_cd89_9631a7e9cb1e
  style 0ff97c55_d054_1e4c_9076_eb9cd30bef3f fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/langchain_v1/langchain/agents/middleware/types.py lines 636–647

    async def aafter_agent(
        self, state: StateT, runtime: Runtime[ContextT]
    ) -> dict[str, Any] | None:
        """Async logic to run after the agent execution completes.

        Args:
            state: The current agent state.
            runtime: The runtime context.

        Returns:
            Agent state updates to apply after agent execution.
        """