Expired70% confidenceFactExact time
Before LCEL, LangChain's chain invocations relied on explicit Chain classes such as LLMChain and SequentialChain
4
Sources
70%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Complete Guide to LangChain 0.3: Module Architecture & Core Development in Practice
bilibili吴恩达langchain6/13/2026
Related Claims
UnverifiedLangChain supports multiple chain types such as Sequential Chain and Router Chain.74% similarVerifiedLangChain的核心抽象是Chain（链），即将多个处理步骤串联成线性流水线71% similarUnverified早期LangChain采用链式（Chain）架构，本质是线性管道，难以表达复杂条件逻辑和回路70% similarVerifiedLangChain Expression Language (LCEL) simplifies the construction of complex call chains.69% similar
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