Issue 5, Dec 12, 2025
The Speculative Decoding Illusion
Machine Learning Engineer interview at OpenAI, and the interviewer asks:
“We need to optimize inference for batch size 128. Should we use Speculative Decoding?”
You think batch=128 makes speculative decoding useless. The reality? Your model is secretly dying of memory starvation.
Share this trapShare on LinkedIn
The full answer, with the mechanism and the arithmetic, is for paid subscribers on Substack.