Tag: Inference Engineering

2 articles

• LLM Attention Backend in Production: Managing FlashAttention and FlashInfer with Compatibility Matrices, Numerical Replay, and Automatic Fallback

  LLM inference frameworks select kernels among FlashAttention, FlashInfer, and SDPA. This article provides a compatibility matrix, numerical replay, performance baselines, and automatic fallback strategies to prevent startup failures, output drift, and tail latency degradation after upgrades.

  07/12/2026 LLM Serving / FlashAttention / FlashInfer / GPU Kernel / Inference Engineering

• LLM Reasoning Budget in Production: Controlling Costs with Reasoning Toggles, Token Caps, and Timeout Strategies

  A deep dive into governing the cost of thinking in reasoning models: task classification, reasoning toggles, effort strategies, token caps, timeout fallbacks, and production checklists to balance quality, latency, and cost.

  07/04/2026 LLM / Reasoning Models / Cost Optimization / Inference Engineering