Multi-model setups are not a silver bullet. You get better results by balancing...

https://online-wiki.win/index.php/What_%2290%25_Caching%22_Actually_Means:_A_Reality_Check_for_LLM_Engineering

Multi-model setups are not a silver bullet. You get better results by balancing specific strengths and cross-checking failure modes. Just be careful. Aggregating output often masks dissent and creates privacy leaks across providers. It is work.