DeepSeek-V4.1-Flash Rumored to Adopt YOCO Architecture, Reviving Cross-Layer KV Sharing Interest

Rumors that DeepSeek-V4.1-Flash adopts the YOCO (You Only Cache Once) architecture have renewed interest in cross-layer KV cache sharing. Technical deep-dives explain YOCO's motivations and variants, highlighting its potential to drastically reduce KV cache memory costs.

2026-09-21 ~ 2026-09-21 · 2 related posts

• YOCO Architecture Explained: How DeepSeek-V4.1-Flash and Gemma4 Squeeze KV Cache from the Layer Dimension — 青稞AI · 2026-09-21
• YOCO back in spotlight: blog breaks down cross-layer KV sharing in DeepSeek-V4.1-Flash and Gemma 4 — donglixp · 2026-09-21