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AI & Machine Learning · Advanced

vLLM

A popular open-source, high-throughput LLM serving engine built around PagedAttention.

Definition

vLLM offers continuous batching, paged KV cache, quantization, prefix caching, speculative decoding and an OpenAI-compatible API server. It is used directly and inside platforms such as NIM, SageMaker and Vertex AI.

Exam tip

vLLM's throughput advantage comes from PagedAttention and continuous batching.

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