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"Keeping the knowledge base fresh: the update pipeline nobody plans for"

Every RAG project plans the initial ingestion in loving detail and treats updates as a footnote. Then a policy changes, the index doesn't, and the assistant spends a month confidently citing the old rules. The update pipeline is not an optimisation — it is where the system's honesty lives.

RAG4 min read8 September 2026by Ahmed
"Keeping the knowledge base fresh: the update pipeline nobody plans for"

Three weeks after launch, someone updates the expenses policy. The document is edited, approved, published — and your AI assistant carries on citing the old limits for a month, because nothing told the index. When a user finally notices, the question that lands in your inbox is uncomfortable precisely because it is fair: if the assistant can be this confidently out of date, why would anyone trust it on anything?

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