LangChain을 위한 오픈소스 영구 메모리 레이어, Mengram v0.3.0 출시

from langchain_mengram import MengramChatMessageHistory, MengramRetriever

# Chat history that auto-extracts memories
def get_history(session_id: str):
    return MengramChatMessageHistory(
        api_key="om-...",
        user_id=session_id,
    )

chain_with_history = RunnableWithMessageHistory(
    chain,
    get_history,
    input_messages_key="input",
    history_messages_key="history",
)

# Retriever for RAG over memories
retriever = MengramRetriever(api_key="om-...", user_id="user-123")
docs = retriever.invoke("what deployment issues did we have?")