Verified65% confidenceFactExact time

LangChain introduced two paradigms—chain invocation (Chain) and agents (Agent)—where the former is suited for fixed sequential process tasks and the latter is suited for open-ended tasks that dynamically infer the next step.

3

Sources

65%

Confidence

Long-term

Relevance

7/17/2026

First Seen

Sources

The Four Core Concepts of AI Agents Explained: Function Calling, Tool, MCP, and Skill

Related Claims

UnverifiedLangChain Agent支持在单次执行循环中并行调用多个工具80% similar VerifiedLangChain is based on the ReAct (Reasoning + Acting) think-act loop pattern and provides a general-purpose tool-chain orchestration framework.78% similar UnverifiedLangChain经历了从以链式调用（Chain）为核心到以智能体（Agent）为核心的范式转变77% similar

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