Unverified50% confidenceFactExact time
LangChain核心模块包括LangChain Core、LangChain Community和LangGraph，并采用LCEL声明式语法
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/20/2026
First Seen
Valid until: 11/18/2026
Sources
Related Claims
VerifiedLangChain新版本（0.2及以上）将框架拆分为langchain-core、langchain-community等子包，并引入了LCEL（LangChain Expression Language）作为统一的链式调用语法78% similarVerifiedLangChain的生态系统包含LangChain Core、LangChain Community、LangGraph和LangSmith四大组件76% similarVerifiedLangChain 1.0架构明确了三个核心模块的层次关系：LangChain（高层封装）、LangGraph（底层引擎）和Deep Agents（面向复杂任务）76% similarUnverifiedLangChain采用分层架构，通过抽象核心(core)定义规范，基于核心提供各种具体实现(integration)，即面向接口编程75% similarUnverifiedLangChain框架包含六大核心模块：Model I/O、Chain、Memory、Retrieval、Agent和Callbacks73% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/778322API
curl https://kongchang.com/api/v1/knowledge/claims/778322MCP
get_claim(id=778322)