arxiv
PublishedMay 25, 2026 at 4:00 AM
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TwinRouterBench: Fast Static and Live Dynamic Evaluation for Realistic Agentic LLM Routing
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arXiv:2605.18859v2 Announce Type: replace-cross Abstract: LLM routing matters most in long-horizon applications such as coding agents, deep research systems, and computer-use agents, where a single user request triggers many model calls. Routing each call to the cheapest sufficient model can cut cos
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