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fix: add missing imports and correct agent initialization syntax #1536

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Merged
merged 1 commit into from
Nov 20, 2025
Merged

fix: add missing imports and correct agent initialization syntax #1536

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8 changes: 5 additions & 3 deletions src/oss/langchain/short-term-memory.mdx
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Original file line number Diff line number Diff line change
Expand Up @@ -964,6 +964,7 @@ from langgraph.graph.message import REMOVE_ALL_MESSAGES
from langgraph.checkpoint.memory import InMemorySaver
from langchain.agents import create_agent, AgentState
from langchain.agents.middleware import before_model
from langchain_core.runnables import RunnableConfig
from langgraph.runtime import Runtime
from typing import Any

Expand All @@ -987,11 +988,12 @@ def trim_messages(state: AgentState, runtime: Runtime) -> dict[str, Any] | None:
]
}


agent = create_agent(
model,
"gpt-5-nano",
tools=[],
middleware=[trim_messages]
checkpoint=InMemorySaver()
middleware=[trim_messages],
checkpointer=InMemorySaver()
)

config: RunnableConfig = {"configurable": {"thread_id": "1"}}
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