Serving LLMs is expensive because decoding is bound by memory bandwidth, not raw compute.

Serving LLMs is expensive because decoding is bound by memory bandwidth, not raw compute. KV caching solves this by storing each token's K/V tensors once and reusing them at every step, so you skip the quadratic recompute. Pairing it with p
Ranked #64 on backlist 2026-06-02 (02 Jun 2026 UTC) · by (Paddy Srinivasan) ·

How it ranks: Backlist reads my Twitter/X timeline, scores every tweet for substance with an LLM rubric (not engagement), and publishes the daily top picks with a one-line takeaway. Curated by Surya Dantuluri.