Multi-model setups let you match tasks to costs and catch hallucinations via...

https://www.stall-bookmarks.win/stacking-models-helps-balance-unique-strengths-and-failure-modes-but-watch

Multi-model setups let you match tasks to costs and catch hallucinations via model disagreement. But blending outputs often hides critical dissent or creates privacy gaps. It looks smart, but it mostly just adds debugging overhead. Stay lean unless needed