Verified65% confidenceFactTime unknown
LangChain在0.3版本中弃用了早期的记忆组件（如ConversationBufferMemory、ConversationChain等），转而推荐使用基于LCEL的RunnableWithMessageHistory来实现对话记忆
3
Sources
65%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
LangChain对话记忆实战：四种记忆类型原理与最新实现
youtubeJames Briggs
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