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RAG Explained: What Is Retrieval-Augmented Generation?

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Outdated Knowledge Cut-off Many LLMs (like GPT-3.5, GPT-4) have a knowledge cutoff (e.g., they know nothing beyond 2021 data in their training). OpenAI Plugins : OpenAI introduced a retrieval plugin that lets ChatGPT retrieve from a custom dataset. Essentially, the AI is not just guessing; its citing evidence.