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This article details a method for optimizing AutoRouter's heuristic dimensions to reduce classification errors by 48% for specific AI traffic workloads. By tuning signals like code presence and technical terms, users can configure routing tiers that leverage existing model deployments more efficiently without altering user-facing responses.
Source coveringLiteLLM Blog

AutoRouter: Tune Heuristics for Your Traffic

LiteLLM Blog2 min read

Tune AutoRouter heuristic dimensions for specific workloads, improve classification accuracy, and configure tiers from models you already serve.

Heuristic v1 scores seven prompt signals, including reasoning language, code, technical terms, and prompt length. You can tune those signals for the traffic your router serves. The tuned configuration cut the classification error rate from 9.2% to 4.8%,…

Excerpt shown under the publisher's RSS terms · 38 words · full text and figures are on the publisher's site

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