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Register Bias in Complexity-Based Large Language Model Routing

This story is from 2026-09-17. It is preserved in the archive; the latest stories are on the live feed.

arXiv:2609.17542v1 Announce Type: new Abstract: Large language model services increasingly route each query to one of several models of differing capability, using a cheap estimate of query complexity to send easy queries to small models and hard queries to large ones. I show that this routing step…

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  1. 2026-09-17 04:00 · arXiv cs.CL
    Register Bias in Complexity-Based Large Language Model Routing

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