serving-llms-vllm

Serve LLMs with PagedAttention and continuous batching via OpenAI-compatible APIs.

7|1|Updated Jul 26, 2026
One-click install
npx skills add https://github.com/paxlabs-inc/ion-agent --skill serving-llms-vllm-paxlabs-inc
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: serving-llms-vllm
Source: https://github.com/paxlabs-inc/ion-agent/tree/main/skills/mlops/inference/vllm
Command: npx skills add https://github.com/paxlabs-inc/ion-agent --skill serving-llms-vllm-paxlabs-inc

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires vllm, torch, transformers, and includes references (resource) components.

What problem does it solve?

This skill addresses the performance bottlenecks and memory constraints inherent in deploying large language models, enabling high-throughput, low-latency inference for production environments.

Core Features & Use Cases

  • High-Performance Serving: Utilizes PagedAttention and continuous batching to maximize GPU utilization and throughput.
  • Quantization Support: Enables deployment of massive models on limited hardware using AWQ, GPTQ, and FP8 methods.
  • Use Case: Deploy a 70B parameter model on a single GPU for a production chatbot, ensuring sub-second time-to-first-token latency while maintaining high request concurrency.

Quick Start

Use the vllm skill to start an OpenAI-compatible API server for the meta-llama/Llama-3-8B-Instruct model on port 8000.

Frequently Asked Questions about serving-llms-vllm

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I serve large language models for high-throughput inference in production?

Serve large language models for high-throughput inference using PagedAttention and continuous batching techniques. This approach maximizes GPU utilization, enabling low-latency model serving with high request concurrency for production environments.

Can I deploy a 70B parameter model on a single GPU?

Yes, you can deploy a 70B parameter model on a single GPU using quantization methods like AWQ, GPTQ, and FP8. These techniques reduce memory constraints, allowing massive models to run on limited hardware while maintaining sub-second time-to-first-token latency.

Does vllm provide an OpenAI-compatible API endpoint for serving models?

Yes, vllm provides an OpenAI-compatible API endpoint for serving models. You can start an OpenAI-compatible API server to handle inference requests, ensuring seamless integration with existing applications built for the OpenAI API standard.

How does PagedAttention solve memory bottlenecks during LLM serving?

PagedAttention solves memory bottlenecks during LLM serving by implementing continuous batching that maximizes GPU utilization. This technique manages memory constraints inherent in deploying large language models, enabling high-throughput and low-latency inference.

What is the best way to achieve sub-second time-to-first-token latency for a production chatbot?

Achieve sub-second time-to-first-token latency for a production chatbot by deploying models with continuous batching and PagedAttention. This ensures high request concurrency and low-latency inference on NVIDIA GPU infrastructure.