How Quail classifies with a trie: constrained decoding that beats a vLLM baseline by ~1.8x

sh_reya · x · 2026-10-13

shreya details Quail's classification trick: labels are known up front, stored in a trie, decoding is constrained to trie paths and stops once one label remains; leftover decode steps are packed into other documents' prefill passes. Result: 1.8x faster than a vLLM baseline on 12 classification queries.

Related event: Quail Speeds Up LLM Classification 1.8x with Trie-Constrained Decoding(4 posts)→

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