Verified65% confidenceFactTime unknown
LLM routing is an inference optimization strategy that dynamically selects models based on task complexity, cost budget, and response speed requirements; open-source frameworks such as RouteLLM and LiteLLM are already exploring this direction.
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5/31/2026
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UnverifiedLLM路由（模型级联）是一种基于任务复杂度动态选择模型的成本优化策略，Martin Fowler将其类比为微服务架构中的API网关模式82% similarUnverifiedAn LLM gateway is responsible for routing model calls, centrally managing credentials, adding logging, imposing rate limits, and handling overhead tracking.79% similarUnverified存在如RouteLLM等开源框架，专门解决多模型动态调度中的延迟、成本与质量三角权衡问题78% similarUnverifiedMixing models of different costs according to task importance corresponds to the engineering practice in the industry known as LLM Routing or Model Cascading78% similarUnverifiedThe LLM routing space already has precedents in RouteLLM, Martian, and others; the core idea is to train lightweight classifiers to predict task difficulty and type before inference, then map the results to a model selection strategy.77% similar
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