vLLM

vLLM

vLLM is a high-throughput and memory-efficient open-source library for LLM inference and serving.

FreeLinuxDockerAPIOpen sourceKoreanMultimodal
Visit websitevllm.ai
Compare with book-to-skillExplore vLLM alternatives

Overview

vLLM is a high-throughput and memory-efficient open-source library for LLM inference and serving. By utilizing PagedAttention, it effectively manages KV cache memory, delivering up to 24x higher throughput than traditional systems. It supports continuous batching and various hardware backends including NVIDIA GPUs, AMD, and AWS Inferentia, making it a top choice for deploying large-scale AI models in production.

Key features

  • PagedAttention memory management
  • Continuous batching
  • OpenAI-compatible API server
  • Support for various quantization
  • Distributed inference
  • Multi-hardware support
  • Prefix caching

Pricing

FreeStarting price: Free
View pricing page

Verified on:

Use cases

  • Deploying large-scale LLM services
  • Reducing inference costs
  • Building private LLM servers
  • Real-time chatbot backends

Who it is for

MLOps EngineersAI Infrastructure DevelopersData scientists

Integrations

RayKubernetesHugging FaceLangChainBentoML

Tags

MLOpsPagedAttention

How we verified this

Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.

Last verified 08/30/2026Verified sources: 1

Alternatives

Tools you can use instead