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vLLM Constrained Decoding: Fix Tool Call Schema Errors

vLLM Constrained Decoding: Fix Tool Call Schema Errors

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1 min read
vLLM prefix caching on vs off: 7.5x the throughput with a 4,000-token system prompt on one L40S

vLLM prefix caching on vs off: 7.5x the throughput with a 4,000-token system prompt on one L40S

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6 min read
vLLM FP8 vs bf16 on an H100: 1.4x the throughput, and what it did to GSM8K accuracy

vLLM FP8 vs bf16 on an H100: 1.4x the throughput, and what it did to GSM8K accuracy

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5 min read
Your Local LLM Isn't Bad at Tool Calling, Your Pipeline Is: Fixing Tool-Call Accuracy in vLLM

Your Local LLM Isn't Bad at Tool Calling, Your Pipeline Is: Fixing Tool-Call Accuracy in vLLM

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7 min read
vLLM on three GPUs: Qwen2.5-7B tokens per second and cost per 1M tokens on RTX A6000, L40S and H100

vLLM on three GPUs: Qwen2.5-7B tokens per second and cost per 1M tokens on RTX A6000, L40S and H100

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5 min read
Two vLLM servers on one GPU: the startup check that bites, and the fix

Two vLLM servers on one GPU: the startup check that bites, and the fix

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2 min read
llm-d vs Plain vLLM: A Practical Kubernetes Inference Quickstart

llm-d vs Plain vLLM: A Practical Kubernetes Inference Quickstart

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8 min read
KV Cache Offloading to NVMe: The Break-Even Bandwidth Math and Where It Does Not Pay Off

KV Cache Offloading to NVMe: The Break-Even Bandwidth Math and Where It Does Not Pay Off

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14 min read
Speculative Decoding at High Batch Size: Where the 3x Speedup Turns Into a Tax

Speculative Decoding at High Batch Size: Where the 3x Speedup Turns Into a Tax

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12 min read
Why LLM Inference Engines Are Fast: Continuous Batching, PagedAttention and Prefix Caching Explained with vLLM

Why LLM Inference Engines Are Fast: Continuous Batching, PagedAttention and Prefix Caching Explained with vLLM

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7 min read
A 3090 vs an L40S: 1.09x at batch 1, 0.46x at batch 128

A 3090 vs an L40S: 1.09x at batch 1, 0.46x at batch 128

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2 min read
Why reasoning_effort behaves differently across providers

Why reasoning_effort behaves differently across providers

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5 min read
vLLM's --api-key leaves /invocations, /tokenize and /pause open. Lock it down with an allowlist proxy

vLLM's --api-key leaves /invocations, /tokenize and /pause open. Lock it down with an allowlist proxy

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3 min read
Model Distillation & Quantization: Running 8B Parameter Models at a Fraction of Cloud Cost

Model Distillation & Quantization: Running 8B Parameter Models at a Fraction of Cloud Cost

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10 min read
Day 16: Local Model Execution — Running Open-Weight LLMs Securely with Ollama and vLLM

Day 16: Local Model Execution — Running Open-Weight LLMs Securely with Ollama and vLLM

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4 min read
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