Verified80% confidenceFactTime unknown
The concept of RAG was first formally proposed by Meta AI (formerly Facebook AI Research) in a 2020 paper.
17
Sources
80%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
2025年大模型转型路线图：基础→框架→实战三阶段规划
bilibili大模型零基础入门课
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