Unverified90% confidenceFactExact time
LangChain所有聊天模型都继承自BaseChatModel基类，实现统一的invoke()、stream()、batch()等方法
1
Sources
90%
Confidence
Long-term
Relevance
5/22/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedLangChain使用统一的BaseLanguageModel抽象封装LLM、Chat Model和Embeddings三种模型77% similarUnverifiedLangChain's abstract base classes such as BaseChatModel and BaseLanguageModel are inherited and implemented by concrete model classes such as ChatOpenAI, ChatAnthropic, and ChatOllama, following the Dependency Inversion Principle.76% similarUnverifiedLangChain 引入 ChatModel 抽象来屏蔽不同模型底层实现的差异75% similarUnverifiedLangChain provides unified access to all mainstream large models through init_chat_model, with the key parameter being model_provider, and built-in support for providers including OpenAI, DeepSeek, Google Gemini, and Anthropic.75% similarVerifiedLangChain uses ChatPromptTemplate to construct prompt templates.75% similar
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