Cache semantyczny odpowiedzi (Semantic response caching): Returning a stored answer for a question similar in meaning to an earlier one — matched by embeddings rather than exact text; needs a similarity threshold and control of stale answers.
Kaskady modeli: najpierw tańszy model (LLM cascades): Sending a query to a cheaper model first and escalating to a more expensive one only when the answer looks uncertain or wrong — saving cost while keeping quality.
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