2026-01-22
3 min
Fine-Tuning vs RAG: When Each Is Cheaper (And When It Isn't)
Fine-tuning has upfront cost; RAG has per-query cost. Break-even math, when to use which, and how to avoid the worst of both.
Fine-tuning has upfront cost; RAG has per-query cost. Break-even math, when to use which, and how to avoid the worst of both.