A visual representation of a speculative decoding engine processing tokens across multiple parallel heads.

Building a Medusa Speculative Decoding Engine from Scratch

Learn how to build a high-performance speculative decoding engine from scratch, mastering KV-cache management and token-tree verification to optimize LLM inference.

September 21, 2026 · 8 min · 1620 words · martinuke0
Diagram of a speculative decoder with Medusa draft heads feeding a verification pass on a target model.

Building a Speculative Decoder with Medusa-Style Draft Heads in PyTorch

Build a speculative decoder with Medusa-style draft heads and modern samplers in PyTorch. A production-flavored portfolio project that signals real ML systems skill.

September 6, 2026 · 17 min · 3446 words · martinuke0
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