Using multiple models helps balance costs and catch errors, but don't get lazy....

https://www.toro-bookmarks.win/relying-on-a-single-model-is-risky-using-several-helps-manage-distinct-failure

Using multiple models helps balance costs and catch errors, but don't get lazy. Synthesis often masks dissent and leaks data across providers. Before adding complex routing, ensure you aren't just creating unnecessary maintenance debt.