VDAR-Router improves LLM routing by retrieving past queries with similar verbalized difficulty descriptions and ranking models by performance minus cost.
MEXA : Towards General Multimodal Reasoning with Dynamic Multi-Expert Aggregation
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VDAR-Router: Adaptive LLMs Routing via Verbalized Query Difficulty Analysis Retrieval
VDAR-Router improves LLM routing by retrieving past queries with similar verbalized difficulty descriptions and ranking models by performance minus cost.