SMRTR AIOct 20, 2025Hacker News

Production RAG: what I learned from processing 5M+ documents

SMRTR summary

After processing over 13 million documents across two enterprise RAG systems, five key improvements proved most valuable: generating multiple parallel queries from conversation context, reranking chunks to dramatically improve relevance, developing custom chunking strategies, adding metadata to language model inputs, and routing non-RAG questions to separate APIs.

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