Unverified50% confidenceFactExact time
LLM在预训练完成后权重被固化，无法通过新数据自动更新，更新必须重新训练或微调
1
Sources
50%
Confidence
Long-term
Relevance
7/15/2026
First Seen
Sources
5款Web搜索API横评：AI应用如何选对数据源
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