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One Giant Dense Model or Mixtures of Experts?
February 22, 2026 · Katherine Holland · 3 min read
Choosing between a single giant dense model and alternatives like Mixtures of Experts (MoE) or model merging is less about ideology and more about trade-offs: how much quality you can buy, how predictably you can run it, and how painful it will be to ship and maintain. Each approach can win depending on whether you care most about peak accuracy, serving cost, iteration speed, or operational simplicity.
