Unverified50% confidenceFactExact time
大模型本身无法实时联网、执行代码、读写文件，需通过工具调用机制（Function Calling）完成真实任务
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Getting Started with AI Agent Development: A Three-Step Practical Path with Python + LangChain
bilibili李宏毅AIAgent7/11/2026
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