How I actually route between models :
Tweet drafts : Sonnet 4.6
Long-form articles : Opus 4.6
Code work : Kimi 2.6
Agentic loops : Kimi 2.6
KOL research : Grok 4.3
Quick facts : Perplexity Pro
Image gen : GPT-Image-2
Voice consistency : Sonnet 4.6
Boilerplate : Qwen 3 local
Yes, single-model setups are why your AI bill is 10x mine