IBM Research: LLM Routing is a System Optimization Problem

IBM Research argues that LLM routing is fundamentally a system optimization problem rather than simple classification. They note that caching effects can make higher-priced models like Claude Sonnet more cost-effective in practice.

2026-07-20 ~ 2026-07-20 · 2 related posts

• IBM Research: LLM Routing is a Systems-Optimization Problem — dl_weekly · 2026-07-20
• IBM Research: LLM routing is a systems optimization problem — LangChain · 2026-07-20