SGLang vs vLLM: what prefix caching really saves
SGLang vs vLLM mostly comes down to one question: how much of your prompt do your requests have in common? SGLang is built around a prefix cache called RadixAttention, and vLLM offers a similar feature called automatic prefix caching. Where requests share long openings, both skip repeated work. Whe…
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- 2026-11-08 13:00 · DEV Community — Machine Learning
SGLang vs vLLM: what prefix caching really saves