paper web signal

RouteWeaver Unifies LLM Routing Across Execution Modes, Gains 11% Over Best Baseline

Summary

LLM routing is a growing cost-optimization layer for enterprises running heterogeneous model fleets; existing routers are locked to a single execution paradigm, and RouteWeaver's unified policy plus COMET-GRPO training is the first to jointly optimize mode selection and within-mode execution.