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Unverified60% confidenceFactExact time

调用大模型使用invoke方法，返回对象类型为AIMessage，结果为Markdown格式文本

2

Sources

60%

Confidence

Medium-term (~90 days)

Relevance

7/9/2026

First Seen

Valid until: 10/7/2026

Sources

LangChain实战入门：大模型调用到Agent开发全指南

bilibili今天AI了吗7/8/2026

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